Ls3 Idle Timing

Ls3 Idle Timing

This is usually just a normal oxygen sensor that is a little more linear in its behaviour away from the 14. You simply right click, add a plot, and drag it to the point on the table you want it to be, and you're well on your way to creating your own completely custom timing curve. The LS3 started out its production history as the base engine in the 2008 Corvette, followed by the Pontiac G8 GXP and the new 2010 Camaro SS. And, it's all done automatically. Timing that is set outside the parameters of the capability of the engine may cause severe damage to the engine. Your ECM can stream a maximum of about 24 PIDS at once – so don’t just select a ton of them and expect to get good readings while scanning – you will bring your ECM to a crawl as it tries to dump all that live data to your computer. Observe idle clatter and smoke before going for a test drive. A camshaft with a long duration doesn't run well at all at idle or low RPMs. The dual-equal phaser can turn the camshaft over a range of 26 degrees relative to the cam sprocket. You might also want to switch to a colder heat range plug. LS3 produces 426hp/408lb-ft tq compared to L99’s 400hp/395lb-ft tq, although the L99 features lower compression. It was later installed in Chevrolet and GMC trucks and SUVs. A wider gap makes for more advanced timing and a point gap that will work longer. Displacement. Someone had rigged it up to say the least, idle set way high and other things. After all, it's supposed to control the idle speed, and the idle speed is behaving wrong. A timing module will be required for proper operation of the ignition system with this manifold. Cast Iron with 4-Bolt Main Caps. Home About Cam Motion Returns and Refunds Contact. Feel free to contact us on 07 3268 7517 for any inquiry. Tuning E85 Vehicles Steps to properly convert a car to ethanol. Idle speed control by step motor, timing, electronic throttle or solenoid valve; Features and maps developed to improve the engine control on several applications, providing better driveability and comfort. Brian Tooley Racing, Inc. 025 hot), firing order. For a more accurate calculation try Larry Meaux's Pipe Max. TITLE LS3 Crate Engine Asm. Camshaft Phasing: the 6. The 2010 Chevrolet Camaro has 19 problems reported for premature timing chain wear. These features are in addition to the existing 12V activated timing retard, programmable step retard, launch retard and RPM rev-limiters from its predecessor. Power to spare. Ignition timing is a tuning tool for professional Top Fuel drag race engine builders. 2 Turbo LS LSx Cam at the best online prices at eBay!. In addition to these no-load checks, drive the vehicle at various steady load conditions and watch for fuel trim variation. Virginia Speed’s test mule was a L99 6. 00 – exclusions apply - Fast Shipping and 1-2 day delivery. Anyone with an LS3 (mine is the LS3/480 crate) that is willing to share their ignition timing table & what air/ fuel ratio you run at cruise, idle, and WOT? I am using Holley HP instead of the factory ECU. With Pro-Data+ you can plot timing curves based off of both RPM and Manifold Absolute Pressure (MAP) for vacuum or boost. 1 Million parts in stock - Fast Free Shipping on orders over $99. A – Single bolt 4X camshaft gear 2007-2014 LS2 or LS3 engine. These three mods can take any stock Camaro and turn it into a tire melting fun machine that'll turn heads and run with the best of 'em. (moderate timing under WOT boost is better for pump gas. A timing module will be required for proper operation of the ignition system with this manifold. Be careful when adding timing advance at idle and only add a little at a time. Feel free to contact us on 07 3268 7517 for any inquiry. Stock timing? This is a discussion on Stock timing? within the General Help forums, part of the LSx Technical Help Section category; Can some one please tell me what is the factory ignition timing for a 01 WS6?. 16 intake valves. I later noted the same idle on other stock 396 425hp vettes. programmed setting (see the A/F Target and Timing. VVT becomes an issue when swapping a cam: Piston-to-valve clearance can be a problem. ) • Click Save. If ICL is more. Brian Tooley Racing, Inc. After we are satisfied, each calibration is then emissions tested here in house. If you have an older vehicle with a distributor ignition system, check your engine's spark timing. It's normal to not run mbt timing at idle. The GM Performance Part engineers coupled that aggressive camshaft and high flowing cylinder head design with our new carbureted intake manifold specific for the L92/LS3 cylinder heads (p/n 12629063). Start engine. It requires the sump to be removed and a fair bit of extra work to be changed. I have a good feel for how to tune the idle well (been reading lots of tutorials and howtos), but one thing that is not touched on specifically is target idle timing. Timing that is set outside the parameters of the capability of the engine may cause severe damage to the engine. The OEM cam gears vary in tooth count, bolt pattern, and sensor pickup. Today's topic: Variable Valve Timing. Hopefully you’ve already worked out your idle & set your ifr table. Crower builds performance racing parts from camshafts to crankshafts. Mast is THE leader in LS cam technology. L99 has a cam phaser and, to get the additional piston-to-valve clearance required when cam phasing changes, the pistons are different parts having valve reliefs machined into their tops. Timing is everything, so make it perfect with one of our top-brand timing lights! From LED readouts to swiveling heads, our timing lights offer the features you need to dial in ignition timing quickly and accurately. Sign Up for the latest information from SME: Go. Our new content-rich platform now features a blog with updated tech information, tips for successful stress-free installation, in addition to sharing customer experiences and the latest industry news. This is usually just a normal oxygen sensor that is a little more linear in its behaviour away from the 14. A "hunting" idle is a sure sign of too much timing. The interesting. The takeaway from this test is camshaft LSA is a double-edged sword. Performance Camshaft Package for VE-VFs with L98, LS2 and LS3 With everything you need to get your VE-VF 6L/6. All KODIAK Marine Engines come standard with Closed Loop cooling. Be careful when adding timing advance at idle and only add a little at a time. Ignition timing was set at 34 degrees total and 93 octane fuel was used. The bumpstick installed in this engine features a. LS2's are quite different about idle control. Leave idle timing about stock, reduce the amount the over/undercorrection can add/subtract so the timing is pretty stable at idle. Set of 8 65lb (700cc) injectors for Chevrolet Camaro SS 6. 1-225-926-6110 info@cammotion. This is a general guide which will list symptoms for 944 starting and running problems and common causes of those problems. The LS 376/525 crate engine was developed for the high-rpm world of Circle Track racing - see race engine images, dyno specs, installation info and more. But if after testing, it is determined that you need a engine, We can take care of you at our facility. FREE SHIPPING FOR PREDATOR 2, INTUNE 3, AND TRINITY 2. Engine starting is also. 3L ecotec? Mine seems to idle right at 500rpm. Many customers who come to us learn that, despite a previous diagnosis, they don't need a new engine, only certain repairs or adjustments. Replaced plugs, coil pack and wires. Launch typically 50-53 degrees adjusted for an optimum power at. It's a little better on. 3 gasket still work? I'm also removing the AFM and VVT and installing a comp cam and ported heads. Have got the funds already to go 4. Converting a Truck LY6 Engine into an LS3 for More Power In case you haven't been keeping up on current events, junkyard LS engines are all the rage. Idle Speed Warm = The idle speed of the engine when it's fully warmed up. LS Engine Problems. The Racer's Company. 0-L V6 in the Mitsubishi 3000GT and Dodge Stealth. (Equation 7) So, by using a reasonable estimated BSFC and a reasonable best-power air to fuel ratio, you can use Equation 7 to estimate the airflow required for a given amount of horsepower, and with Equation 3, you can calculate the airflow of your engine at a given RPM if it was operating at 100% VE. More advance makes for faster idle. I don't know how much is too much, but I just kept adding 1 to the row, and car idles NICELY now. 2L engine can take a little more cam than a 5. A "hunting" idle is a sure sign of too much timing. A street/strip car that runs on pump gas may "ping" with this much. Later, we add some timing in the idle and drivability areas to improve the burn of the mixture, improve fuel economy, lower exhaust temperatures, etc. I searched and could not find an exact answer so I thought I would ask. Power to spare. Replaced plugs, coil pack and wires. A - Single bolt 4X camshaft gear 2007-2014 LS2 or LS3 engine. So at idle (in this case) it commands 7° if the throttle is closed. More advance makes for faster idle. GM#12588670. When using a 3-bolt core camshaft you will need a new camshaft sprocket. Had a rough idle, misfire episode on my 2004 LS last week (88K miles). The takeaway from this test is camshaft LSA is a double-edged sword. Chevy Big Block V8. All this starts with initial timing. 0L V-8 VVT (L96) Marine Engine. Looking for quality performance parts at a fair price? We specialize in innovative diesel products for Dodge Cummins engines. If that's the case, it'd be something just to live with until the car dies as it's not worth the cost of repair just to lessen the noise. The gas mileage attained in either of these applications will depend heavily on your driving habits as you may already know. This "Silent Assassin" camshaft kit is based on our proven "SS-HT" series of camshafts but designed for LS3 combinations requiring a quiet, stealth idle with a big power gains once the throttle is opened up. This only happened when hot. 5- bar MAP, PN 12592525. **The factory LS3 camshaft uses a single-bolt cam design, which means one bolt holds the upper timing sprocket on the camshaft. Not too bad, but noticeably lower than the normal mid-point on the gauge. Someone had rigged it up to say the least, idle set way high and other things. This camshaft is a perfect option for customers wanting a very smooth idle for cars with stock or small torque converters, or M6 cars looking for a smaller camshaft with great power gains across the board! We recommend this camshaft for LS3 or LS2 engines using L92/LS3 rectangle port cylinder heads!. Truth be told, just about any properly running vehicle will pass emission testing. L99 camshaft is different — having a little less duration and a little less lift, both of which give the engine a smoother idle. Be careful when adding timing advance at idle and only add a little at a time. The Hot Cam adds Heat to the LS3. I later noted the same idle on other stock 396 425hp vettes. You see, rather than spend big money to go out and. E38 Gen IV Corvette - EFI Tuning Class 3 E38 Gen IV ECM Class - Curt Miller begin the scan. Camshaft Phasing: the 6. MaxxECU V1 Product no: 913 Advanced engine control system for up to 8 sequential cylinders. • Modify the table according to your combination (in this case we set all cells to 31 degrees, which is exactly how timing was set up before we began the EFI conversion. 11 diff engine. NOx rises when temperatures do, so expect these numbers to go up with compression, overly advanced ignition timing, temperature, or lean A/F ratios. Learn about this problem, why it occurs, and how to fix it. Each of our distributors comes with instructions on what to set at but we do not recommend setting any distributor at idle as your assuming what the distributor is advancing to. Contributed by: enginebasics. The power increase in the lower RPMs will yield a better throttle response. With all of the same great components as the LS3, but with an additional 50 horsepower, the new LS 376/480 is ready, willing, and able to answer your call for a new LS crate engine. on 19 March 2016 04:29 PM These Crank Relearn Instructions may not apply to all vehicles. There are a number of reasons why a crankshaft position sensor can fail, and a number of symptoms associated with that failure. The LS3 engine is constructed of aluminum alloy block and heads. On a timing set having various keyways for advancing or retarding the cam timing, use the keyway that has the dot or pip mark directly above the keyway, not offset to either side if you want the timing to be straight up (having no advance or retard), like the 1972-back and 1987-newer timing sets. The spark advance in a 10,000+ hp nitro-burning engine is typically as follows: Idle/staging is typically 55 degrees to ignite the cylinders with a rich idle mixture. The timing that we used was similar to what we run on high octane leaded gasoline. Engine starting is also. There is a tradeoff, however. 1982 911 sc engine idle speed adjustment "03" 996 C2S-LS3 V8-480 HP timing, mixture and idle speed as stated above. FREE SHIPPING FOR PREDATOR 2, INTUNE 3, AND TRINITY 2. - Summit Racing is your home for performance and stock replacement car and truck parts and accessories, tools, and more - Over 1. The guys from Crane deleted all of the Active Fuel Management and Variable Valve Timing components, and completed the LS3 conversion by installing a stock LS3 cam along with a set of Crane’s performance valve springs to handle the higher lift of the bigger cams when it came time to test them. • Modify the table according to your combination (in this case we set all cells to 31 degrees, which is exactly how timing was set up before we began the EFI conversion. Our automotive Throttle Body product line is the heart of Accufab. IDLE TUNING The following is a collection of idle tuning notes, tips ‘n tricks and How-2’s for idle tuning a big cam (or any cam for that matter) that I used when dialing in my 248/254,. 5R Performance Beehive Valve Spring. 2 V-8 from a 2010 Camaro that was converted back to LS3 specs by removing the active cylinder deactivation. MACE ENGINEERING GROUP ROLLMASTER GOLD SERIES TIMING CHAIN KIT TO SUIT HSV LS3 LS7 6. Rough Idle. Camshaft Phasing: the 6. LS3-powered '68 Impala Has the Power to Back Up Its Looks Old-model Chevy proved it is all show and all go at the 16th annual Rides, Rods & Relics in Redondo Beach, California. LS Engine Problems. I tried lowering the top end timing to 26° and lost a substantial amount of power. In the end my problems were solved after I realised that the engine needed to be rich, even at light and steady load, until about 1600 rpm. While we specialize in Corvette, Camaro, GTO, Silverado, and Tahoe, we also offer GM PCM tuning for any Gen 3, 4, and 5 LS equipped vehicle, including LS swapped vehicles. New features of the LS Ignition include; high speed data acquisition, an optional coolant temperature sensor input, idle timing control, as well as individual cylinder timing. This information can be obtained from Specifications, Tune Up Specs for any year you select. Our EFI 24x™and EFI 58x™ Product Lines bring Gen III LS1 PCM control and Gen IV LS3 ECM control to these popular engines. GM PN12586481. Click Here and check out our Pace Performance LS3 525HP Click Here and check out our new primed and prepped LS3 525HP with Pace Installed Holley 302-1 Muscle Car Swap Oil Pan. Because of the changing loads and engine speeds associated with any performance engine, not only must the ignition timing be right for optimal performance, the proverbial “right” time varies considerably. A rough engine idle or stalling is a common complaint, but in some cases can be difficult to resolve. camshaft usually has a power band way up the RPM range (6,000+), and a race motor that sees frequent sustained high RPMs can really make a lot of power with that high VE. L99 used in automatic version Camaro SS models. I take ABSOLUTELY ZERO CREDIT for the length of material you're about to read, however I have made a few comments in-text that you can see which I will highlight in green. The reason why the LS3 responds so well to wilder cam timing is because it already has sufficient displacement, compression, and head flow. In June 2014 I took the Van (with 650 miles on the odometer) back to Rinke to complain. To replace the timing chain is not a simple job at the front of the engine. Horsepower as well as torque are improved off idle to redline, giving more “power under the curve” than any other supercharger system available…anywhere!. 8:1 comp and mild ported heads 3k stall 3. LS3 is used in manual version SS models. Engine is not stock, it is a GMPP LS3/525 crate motor. We take a closer look inside the new Mustang's 5. Ls3 e38 - ozshuttle. See Dyno Chart. The stock spring loaded timing chain tensioner was discarded and upgraded with the stationary "wedge type". Katech Katech is a premier performance engine and vehicle builder serving the aftermarket, motorsports, and corporate markets for more than 40 years. LSx Atlanta provides tuning and performance services for your GM high performance vehicles. 3L ecotec? Mine seems to idle right at 500rpm. 03:1 and a sixth gear of 0. The gas mileage attained in either of these applications will depend heavily on your driving habits as you may already know. I ended up with idle and off-idle AFRs of 13. GM LS3/L92 alloy cylinder heads with aftermarket beehive springs. It requires the sump to be removed and a fair bit of extra work to be changed. cammed l98 ported and polished heads shaved heads ls3 manifold custom grind cam crane dual springs trend pushrods aftermarket stainless intake and exhaust valves new pick up ls7 lifters roll master timing chainarp head bolts arp balancer bolt all new complete engine gasket kit including headgaskets sump gasket timing cover new oil pump oring made 450 rwhp behind turbo 400 and 4. Many customers who come to us learn that, despite a previous diagnosis, they don't need a new engine, only certain repairs or adjustments. Release throttle to idle position once CKP fuel cut off is activated and engine starts to decelerate. New features of the LS Ignition include; high speed data acquisition, an optional coolant temperature sensor input, idle timing control, as well as individual cylinder timing. Manual transmission only. Either of these will also depend heavily on the type of intake system you are using to arrive at your 400 hp number. I checked timing with a light, and it's dead on 20 degrees. 050 230/244 Lift 588/607 LSA 111 The cylinder heads are fully assembled and when coupled with headers can produce a 125 hp gain at the rear wheels. Later, we add some timing in the idle and drivability areas to improve the burn of the mixture, improve fuel economy, lower exhaust temperatures, etc. Welcome To The New HowellEFI. Welcome to LS1 Tuning Guide. The dual-equal phaser can turn the camshaft over a range of 26 degrees relative to the cam sprocket. The engine pulls strong, doesn't spit or backfire. If the control module. New features of the LS Ignition include; high speed data acquisition, an optional coolant temperature sensor input, idle timing control, as well as individual cylinder timing. Oil Pressure Sensor Suits GM/ Holden Commodre VE - VF LS2, LS3 - AC Delco. LSx Atlanta provides tuning and performance services for your GM high performance vehicles. The guys from Crane deleted all of the Active Fuel Management and Variable Valve Timing components, and completed the LS3 conversion by installing a stock LS3 cam along with a set of Crane's performance valve springs to handle the higher lift of the bigger cams when it came time to test them. create a correct curve. 622, 112 LSA using HP Tuners. The heads were milled. 0LT | VFII / HSV LS3 | Head & Cam. The engine will idle and cruise just like an LS3, but the power increase is there whenever you need it. I could be totally wrong, but that's what it sounds like to me. GM LS3/L92 alloy cylinder heads with aftermarket beehive springs. This is my first LS motor so I have a few questions: 1) my engine is bogging or hesitating for a few seconds when I come off idle during hot weather. Other sources of rattle can be quite serious, and you may hear even hear it at idle from the engine bay. Revved it to 3k or so and timing stays stable. Steve Morris Engines 231-747-7520. Learn more. They will idle at 550rpm have great low end power and breeze down the highway without struggling. It's normal to not run mbt timing at idle. 0L engines and still idle well. There are limits set up within the ECM that only allow it to move the IAC in and out of the idle air passage so far. Once you remove the Cat Lightoff timing modifiers and fix the EOI, recheck your MAF tune in the idle cells. Support Articles » Technical Articles » Other Tech Articles » How To Check and Set Up Base Ignition Timing How To Check and Set Up Base Ignition Timing This step occurs after ensuring that your base ignition settings are correct and the car starts, but before actually taking the car for a drive or presenting load to the motor. Mast 12 degree LS3 cylinder heads Mast 8. The Gen-4 engines feature rectangular intake ports and increased 2. See Don Chart. Horsepower as well as torque are improved off idle to redline, giving more “power under the curve” than any other supercharger system available…anywhere!. Click Here and check out our Pace Performance LS3 525HP Click Here and check out our new primed and prepped LS3 525HP with Pace Installed Holley 302-1 Muscle Car Swap Oil Pan. The stock tune is around 13* to 15* timing at idle. Many customers who come to us learn that, despite a previous diagnosis, they don't need a new engine, only certain repairs or adjustments. IDLE TUNING The following is a collection of idle tuning notes, tips 'n tricks and How-2's for idle tuning a big cam (or any cam for that matter) that I used when dialing in my 248/254,. Hi guys are gals, can you tell me the symptoms of incorrect cam timing? For example - advanced cam timing = will move the torque band down as comp is increased at lower RPM as the exhaust valve is closed sooner (in relation to rotation of the crank). Turning or moving the distributor on engines so equipped, will not change the ignition timing. Chevrolet Camaro Stalling or Low Engine Idle Speed Due to Dirty Throttle Body - 13 reports. programmed setting (see the A/F Target and Timing. The spark advance in a 10,000+ hp nitro-burning engine is typically as follows: Idle/staging is typically 55 degrees to ignite the cylinders with a rich idle mixture. Displacement. Basically, this trouble code sets if the ECM cannot make the engine idle at a set (desired) speed by control of the IAC valve's position. Shop now! Late model GM LSx & LTx performance specialists, offering parts at competitive prices, professional installs & expert computer tuning! LS1 LS2 LS3 LS6 LS7 LS9. Leave idle timing about stock, reduce the amount the over/undercorrection can add/subtract so the timing is pretty stable at idle. Want proof? We had variable valve timing cams 18 months BEFORE anyone in the aftermarket. Fault Clear = Set this to 1 to clear the recorded faults out of the system. Tuning E85 Vehicles Steps to properly convert a car to ethanol. Now you are sitting on the retarded end of the timing. One special note about the LS3 block is that it was designed considerably stronger that many of the other LS engines with thicker walls. not come off idle after the control system installation, check for an illuminated MIL (malfunction indicator light, which is located in the fuse/relay center, sometimes called the ˝Check Engine Light ˛ or ˝Service Engine Soon ˛ light) which indicates stored fault codes. Either of these will also depend heavily on the type of intake system you are using to arrive at your 400 hp number. The bumpstick installed in this engine features a. The cam specs are 236/240 590/590. I ended up with idle and off-idle AFRs of 13. And, it’s all done automatically. I have my air filter right behind the left headlight and my IAT sensor behind the right headlight. And, it is all done automatically! VVT becomes an issue when swapping a cam: Piston to Valve Clearance can be a problem. 6) Turn the ignition off. connected so all i can think of is the timing of the engine and thus the map in the ECU??? the main idle screw on. VVT gives you the best of both worlds. timing at -20* at idle After doing that I decided to look at real time data to see if I could see anything out of the ordinary. Edelbrock timing module #91238 is recommended for Gen III engines equipped with a 24x reluctor wheel, while MSD ignition controller #6012 is recommended for Gen IV engines equipped with a 58x reluctor wheel. Rotate the injection pump to increase or decrease engine timing as needed. This is no big deal if you are among the majority of flyers who are happy with the performance of their engines based. By working off of the LS' 24-tooth reluctor wheel (MSD's 6LS-2 works off of the 58-tooth wheel), the 6LS box handles your LS engine's timing (not fuel) and can either be programmed with different. 3 timing cover from a non AFM & VVT 09 Silverado. A vacuum reading at idle that is much lower than normal might indicate leakage through the intake manifold gaskets, manifold to carburetor gaskets, vacuum brake booster or the vacuum modulator. Basically, this trouble code sets if the ECM cannot make the engine idle at a set (desired) speed by control of the IAC valve's position. Decrease in fuel economy. is equal to camshafts having. This allows the engine control module to adjust ignition timing with greater precision, which optimizes performance and economy. I don't know how much is too much, but I just kept adding 1 to the row, and car idles NICELY now. variable valve timing add e38 ls3/l76/vortec engine pcm (2006+) to your wishlist no start, erratic idle, surging, check engine light codes, and limp mode. I am not having any problems it just seems low. tl* the contact owns a 2010 chevrolet camaro. Further information from the customer indicated that the truck misfired the worse in drive, not overdrive, at light to normal cruise around 2000 rpm to 2500 rpm. This only happened when hot. Chevrolet Performance has released its latest factory-engineered LS high-performance engine - the LS376/525. Displacement. Then after you have established the idle and full boot timing requirements. The ideal ignition timing for power and fuel economy is just short of the point where detonation or pinging occurs, the correct ignition timing (the initial timing plus the advance from both mechanical and vacuum advance mechanisms) will cause the pressure created by the fuel being burned in the combustion chamber, that is pushing the piston. By working off of the LS' 24-tooth reluctor wheel (MSD's 6LS-2 works off of the 58-tooth wheel), the 6LS box handles your LS engine's timing (not fuel) and can either be programmed with different. So it may just be the R3 cam doing its thing. If idle speed is inconsistent or the engine runs rough or spits lean, adjust RHIB engine carburetor fuel mixture. All KODIAK Marine Engines come standard with Closed Loop cooling. And, it does seem that, back 3 1/2 years ago when I first bought the car with just under 50,000 miles on it, it did this same thing. 0L engines and still idle well. 600 lift as a mild-ish NA cam. Click Here and check out our Pace Performance LS3 525HP Click Here and check out our new primed and prepped LS3 525HP with Pace Installed Holley 302-1 Muscle Car Swap Oil Pan. I'm near 100% positive a GOOD tune will fix your issue. other concern, such as a P0121 DTC, without performing a Tech 2 idle learn reset, a high idle and/or P0507 DTC may be induced. SYMPTOM SUMMARY The engine idles too high. Disconnect power from the ECM for at least 10 seconds to clear codes (in case any are present) and reconnect the IAC electrical connector. Too much advance may lead to tip-in throttle knock (detonation) and unstable idle speeds. You see, rather than spend big money to go out and. In June 2014 I took the Van (with 650 miles on the odometer) back to Rinke to complain. A purpose-built, OEM-quality wiring harness is included in the kit as well. VVT becomes an issue when swapping a cam: Piston-to-valve clearance can be a problem. I swapped a LS3/T56 into my 81 Camaro and finally got it started a few weeks ago. 2 Liter V8 Small Block LS3 Engine. Stock timing? This is a discussion on Stock timing? within the General Help forums, part of the LSx Technical Help Section category; Can some one please tell me what is the factory ignition timing for a 01 WS6?. REV 16OC14 PART NO. Proudly Australian owned company specializing in the late model Commodore. 4) Set to factory specs. 3 gasket still work? I'm also removing the AFM and VVT and installing a comp cam and ported heads. The engine also may be hard to start and may even stall at idle, depending on the accessory load (air conditioning, headlights and electric rear defroster, for example). It's got a decent cam with headers and full exhaust and is making 540hp at the crank. The idle speed is usually controlled by the Idle Air Control Motor, which is mounted on or the back side of Throttle Body’s Intake Manifold. The guys from Crane deleted all of the Active Fuel Management and Variable Valve Timing components, and completed the LS3 conversion by installing a stock LS3 cam along with a set of Crane's performance valve springs to handle the higher lift of the bigger cams when it came time to test them. 3L ecotec? Mine seems to idle right at 500rpm. • Modify the table according to your combination (in this case we set all cells to 31 degrees, which is exactly how timing was set up before we began the EFI conversion. – 1500-6000 RPM Great low and mid range power with very mild idle and will easily pass emissions. Friday: 8 a. The reason why the LS3 responds so well to wilder cam timing is because it already has sufficient displacement, compression, and head flow. MaxxECU V1 Product no: 913 Advanced engine control system for up to 8 sequential cylinders. 0 engine is an LS2 engine block with good flowing L92 cylinder heads, a 90mm LS3 intake manifold and 40ish lb/hr LS7 injectors. KIT CONTENTS: Qty. I tried it out without the vac. while driving 60 mph, the engine seized and the vehicle failed to restart. MSD 6014 GM Chevy LS LS6 Red Ignition Control Box Timing Rev Limiter LS1 LSX LS3 Rotary selector switch allows timing changes on the fly. Then, we test each profi. This only happened when hot. If you are too rich use lower number in the fuel idle cells. 1 Million parts in stock - Fast Free Shipping on orders over $99. After setting the intial parameters on the FAST EZ fuel system the engine started right up. The 2010 Chevrolet Camaro has 19 problems reported for premature timing chain wear. Swapping out LS3 cam is not going to make more low down torque 1200-2500 however tuning with different fuel and ratio, intake and exhaust velocity, spark gap and timing will. If ICL is more. Increases airflow by as much as 10% on some LS2 applications. When hot, upon restart the engine revs and remains at 2000 rpm, as if it has reset a new idle rpm. Camshaft timing is revised. In the end my problems were solved after I realised that the engine needed to be rich, even at light and steady load, until about 1600 rpm. It truly is a "hot cam" that offers up an aggressive lope at idle and a buzz saw power band that never stops. 050" of valve lift, this therefore is overlap at 0. com Monday - Thursday: 8 a. My LS3 corvette surges at idle - Cars & Trucks question. They said it was #3 coil problem and it was going to be $300. ) This requires a shortened curve.