I am curious to know what is available as well. Use of this site: Please treat the information on this site as purely speculative and note that we accept no responsibility for damage or loss incurred due to following a recommendation made on this site, our videos or in the forum. Same for when I sent him data logs for a custom tune. You cannot paste images directly. Many accessories such as full Intake system with K&N air filter, new AC Delco spark plugs designed for boost, new MAP sensor that reads boost (for 2012-15 engines), a full complement of parts required for installation such as MAF wiring extension harness, power steering oil relocation kit, washer fluid bottle relocation kit, throttle body spacer to provide engine vacuum source, prefabricated vacuum lines for the catch can including OEM connection fittings at the engine, oil for several oil changes for the Procharger. It additionally received an upgraded cylinder head and higher RPMs, increasing power levels up to 335hp and 285lb-ft. of torque. At the time of writing, there are three known Gen IV HFV6 engines being produced, in two different displacements: LGZ: 3.6L (referred to as 'variant 2' by GM VIN cards). Wow, thats amazing!! Longer valve durations can alter the torque band and on most engines the exhaust and intake durations do not need to match, although most cams and tuners use matched pairs there are some advantages to extending the intake or exhaust durations. Interestingly, the third generation of the HFV6 also came in both a 3.0L (LFW, LF1) and 3.6L (LFX) displacement, but the bore and stroke are all changed (especially in the case of the 3.0L): GM says the engine block is all-new, utilizing an increased bore spacing (up from 103mm on Gen III, to 106mm on Gen IV). Why all this work? Im 63. Pasted as rich text. Air Induction and Sports Exhausts - Please note that on their own these mods won't ADD POWER in most cases, but they can help enhance power after other mods by removing the restriction. Its predecessor, the LLT was released in 2006 in various GM cars. My Account . You can scan with our handheld while driving and send that data for review and tune updates, to get a tune that's more customized for your vehicle. home. We can't go into too much detail here about tires but they are how the car puts the power down on the road so are a critical choice. The change engine oil light on the LFX is computer-calculated and generally appears every 8,000-12,000 miles. In a Camaro they put out 323hp using SAE standard testing, and in real-world testing weve seen close to 300whp on pump gas and a simple tune. Air Induction and Sports Exhausts - Please note that on their own these mods won't ADD POWER in most cases, but they can help enhance power after other mods by removing the restriction. You are not required to have any other modifications on your vehicle for the Stage 1 kit and all Stages are designed to work with a factory 3.6 engine. We use your comments and feedback to improve the accuracy of these LaCrosse tuning guides which get regular updates and revisions. Roto- Fab CAI's are also available. As mentioned with the excessive oil consumption problem, low oil levels are commonly caused by the oil change monitoring system recommending oil changes too infrequently. There is no gasket on the LLT , LFX timing cover. It is the shape and material more than the bore size. SUVs are one of, Read More Best Used SUV Under $10,000Continue, GMs 2.2L Ecotec debuted in 2000 in the Saturn LS1 and was produced until 2011 when it was retired in favor of the 2.4L Ecotec. Typicalstage 3 modsoften include:Adding or upgradingforced induction(turbo/supercharger),Internal engine upgrades(pistons/head/valves),Sports gearbox,Engine balancing, Competition cam. The appeal of an SUV is undeniable. Like one of the other revi. From basic bolt-ons to free mods to power adders to computer tuning to suspension upgrades, we'll cover it all. Surprise them right now and increase your score right now. No amount of boltons will get a 3.6 70hp without boost. Fast road cams are generally the biggest mechanical mod upgrade, but they must be installed by someone who knows what they are doing and they are not always easy to source but you might find a local firm to regrind a stock camshaft. https://www.trifectaperformance.com/forums/page/index.html, LFX Intake Spacer | JacFab LLC : Custom Design & Camaro Accessories. This system is a bolt on installation with no permanent modifications to your vehicle and 100% reversible. The architecture that the LFX uses was the perfect platform to pressurize with boost, and to make a tire-slaying turbo V6. Our tuning includes comprehensive peformance calibrations on both regular and premium gasoline, and on E85 Ethanol; Datalogging. Best mods for your LaCrosse Brake Upgrades - Improve your LaCrosse's stopping power should be high on your agenda. When a transition from AFM is occurring, the exhaust valve is first allowed to open, to expel the previously trapped combustion charge, then the intake valve is enabled to begin normal operation on the next cycle. When the engine is low on oil, the tensioner does not receive enough oil pressure to keep enough tension in the chain, causing it to become loose. Retunes. "when you find a mosquito has landed on your balls, you will realise not all situations require violence". Ill be posting soon about the Catfish 2.0, which is the frame changes we made in order to fit the LFX. Even more impressive is the efficiency of the package30mpg combined fuel mileage. Common exhaust restrictions are in the catalyst installed, so adding a faster flowing race aftermarket version unlocks that lost power. If you have an account, sign in now to post with your account. The LGX is also available with an 8 speed paddle shift transmission. The LFX engine is known to consume up to 1 quart of oil for every 2,000 miles. If you follow GMs recommend oil change intervals and wait 8,000+ miles for an oil change, you need to make sure you top off the oil in between changes. Please note that some performance pads can grind and will need to be really hot before they bite. The platform ensured the new model was lighter than the previous model. Despite the 335 engine family lasting until 1982, the 351C was only produced until 1974. You can post now and register later. some people have said trifecta is seen by the shops although some say it cannot be seen by the shops (if a shop sees the computer tune was altered they may void your warranty). While questions like that are merely a mild annoyance when asked by people that know absolutely nothing about cars, the situation gets far worse when so-called hot rodders get in on the action. The next day he went out and spanked all the cars during the Redline Time Attack at Cal Speedway, taking top time. Ive changed the oil twice, probably after about 5k miles each time, and I intend to get another change here at about 41k miles. Great job!! Over time this heat wears down on the gasket and causes oil to leak out of the front cover. JavaScript is disabled. For 2012, GM has replaced the LLT V-6 with the LFX. Overkill LFX tuning is a performance recalibration of the engine and transmission computers. directional tread pattern tires work well on LaCrosse, and make a big difference over budget tires. This engine and drivetrain is complete overkill when installed in a lightweight Catfish, which means years of track driving fun without stressing about any of the running gear. Go to the Supercharger Accessories Page for these kits and more options! It will usually give around 30% more power on turbocharged vehicles and you can expect to see around 15% on NA (naturally aspirated) engines, but your results may differs on the tuning parts you've carried out and the condition of your engine. All aluminum direct injection V6 with variable valve timing gives 323hp SAE and 278tq. Just wondering if anyone has had any transmission related issues after increasing the power output of the LFX engine. As timing chain metal temps increase the chains stretch and can jump teeth on the gears. Since the LFX is known to normally consume 1 quart every ~2,000 miles or so, we recommend either topping off oil in between changes or changing your oil more frequently. . Copyright Overkill Motorsport 2007-2015, Welcome to Overkill SuperCharger Systems by Overkill Motorsport. If you find small amounts of coolant leaks around the engine then the water pump is likely on its way out, but not completely gone yet. Seems from what I've heard the Black ICE-olater would probably have no affect being that the IM is already plastic on the LFX motor vs metal on the LLT. I finally bought this caned tune from Trifecta 1 month ago. Any long term chance of a Ford 5.2L coyote crate motor swap? Headers, high flow/no cats/ exhaust, intake, tune and cams might get you 40hp for about $3-4000. the LGX) versus the engines they are replacing (such as the LFX)? Transmission:4-speed 4T65-E automatic, 4-speed 4T65E-HD automatic, 6-speed automatic. if i was to purchase one of these where would you recommend i take it to get installed? JavaScript is disabled. The LaCrosse engines are generally reliable and solid as long as they are regularly serviced and maintained. TorqueCars research and testing indicate that the maximum suspension drop for most road vehicles is 26 - 38 millimetres, whereas the maximum suspension drop for hot hatchbacks with lower OEM suspension is 18 millimetres. LaCrosse Handling Mods (suspension) - Fitting a more sporty Suspension kit greatly enhances your LaCrosse road holding and cornering. Full Intercooler system - Air-air intercooler, Precision blow off valve, custom machined MAF housing and full silicone/aluminum tubing with Tbolt clamps, top quality components. kit & Big Gulp Air Scoop, Elite Catch Can, ATI Super Damper & 18% OD Pulley, LF Idler pulley bracket, Metco CC breather, ID850 Injectors . 2 extra cylinders equals about 180 extra horsepower. Now my car at least has 5 more HP then my 380lb bike. Different decade, same BS. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Overkill tuning with HP Tuners - each kit comes with an HP Tuner suite and custom tuning support for yourself or the installation/tuning shop of your choice. Granted that this is one little engine that already performs like a V-8, the V-6 faithful have managed to wring tons of extra power out of them, so we thought we'd take a closer look on how it's done. A few of the most common GM LFX engine problems include: In the rest of this article we examine these four LFX problems in-depth. Competition camshafts, boost the higher rpm power band but as a result, the car will not idle smoothly and low-end power nearly always suffers. Hes an experienced, hands-on automotive enthusiast who delivers in-depth, well-researched content. Looking into some upgrades for my own car, so if you could link any upgrades it would be appreciated. In 2015, the E92 was also used in the then-new Chevrolet Colorado and GMC Canyon with the LFX engine, and in 2016, the E92 was chosen to drive the new LF4 engine debuting in the 2016 Cadillac ATS-V. salute the ute Aug 12, 2012 1 2 3 4 5 Next salute the ute DRIVING IS A PASSION Joined Aug 21, 2011 Messages 353 Reaction score 15 Points 18 Location Rowville Members Ride VE Ute Series II Perfect Blue Aug 12, 2012 #1 What modifications are available so far for the LFX engines and what are to come ? Come join the discussion about performance, SS models, modifications, classifieds, troubleshooting, maintenance, and more! The new V6 LFX engine from GM is cheap and readily available. The LFX was phased out in favor of the LGX which launched in 2016 and is still used today. TRIFECTA Performance, Inc. trifecta is a canned tune you cannot alter at all. Specialized in the LFX motor. That's another way of saying that it makes the most of every last ounce of torque that it makes, and the result is V-8-like power in a smaller, lighter, and more fuel efficient package. So we've put together this how-to guide which goes over what we feel are the primary areas you should tune and outline which modifications we feel are the best. Averaged about 1-2 mpg on economy mode on long distances. Getting a fast road cam will come into their own at higher RPM power so are more suited to petrol engines, than diesel ones. Don't omit to look at the fuelling when you are increasing the performance - it makes the car more thirsty. Additionally, the timing chain tensioner worsens the problem. (Sometimes flashing the ECU is not an option, so an aftermarket ECU is the route to take, and many of these will outperform factory ECU's but make sure it has knock protection and that you get it setup properly.) So altering your LaCrosse camshaft will make a difference to the engine torque. - For the ultimate mod, look at our Overkill Supercharger system, achieve 100-200 horsepower gains all depending on your goals and budget with bolt on modifications We're proud to be a premier tuner for the 2008-2011 CTS's 3.6 LLT Direct Injection V6 and one of the few outfits dedicated to tuning the oddball engine management computer in this generation V6 CTS. A dealership is probably going to quote you near $1,000 for a water pump replacement on the LFX. . Adding larger brake discs and better brake pads will make for dramatically improved stopping. For a better experience, please enable JavaScript in your browser before proceeding. The E39 (left) was the first Delphi-based controller to be capable of driving both DI engines and turbocharged engines. Excess oil consumption resulting in low oil levels are a common cause of timing chain failure as mentioned above. How about the mustang ecoboost? The overhead cam + V8 configuration of the engine makes the package quite largemuch larger than a corresponding GM LSx style pushrod engine, which fits easily. They are often basic, do-it-yourself modifications, however, many will have very little effect directly on the car's performance. In this article we examine LaCrosse tuning and provide tips on the optimum modifications for your car. Custom remote tune + tuning tool package.Revhigh has worked together with Vaitrix Australia to unleash a series of tuning upgrades to suit mild to wild peformance. The rubber ones will degrade with time and need replacing anyway so why not upgrade. If you liked this page please share it with your friends, drop a link to it in your favourite forum or use the bookmarking options to save it to your social media profile. Thanks, Here are links to the two well know tuner companies for the Impala. I'm not sure about the Overkill tune but the Trifecta tune should be easy enough to do on your own provided you have a laptop that you can use. The weight in the transmission is centered in the turret (small end) which helps with mass centralization. Hey Steve what Oil Catch Can would you recommend ? The 2.2 Ecotec is found in multiple GM brands such as Chevy, Pontiac, Oldsmobile, and Saturn, as well as Opel and Holden internationally. Jun 14, 2021. Just understand that by the time you reach these mileage levels there is likely a handful of maintenance items that will have arose like water pumps, hoses, timing chains, sensors, etc. Were expecting magic. Turbo upgrades - forced induction is the most efficient approach to increase air supply, allowing you to burn more fuel and make more power. "All you need to know about performance parts and tuning the Buick LaCrosse engine!". And I only use top tier premium fuel. Tips for N54 Tuning LFX performance mods Camaro Forum Renick Performance Anderson Composites Click to expand. 2014 V6 LS Mods 5th Gen Camaro SS LS LT . Mods: Roto-Fab Intake, WW Res. They use a common firing order of 1-2-3-4-5-6. keep up with our latest YouTube content and subscribe, CX, CXL 3.0 L LF1 V6 (2,994 cc (183 cu in)) 255hp (190kW @6,950 rpm 217 lbft (294 Nm @5,600 rpm, CXS 3.6 L LLT V6 (3,564 cc (217 cu in)) 280hp (209kW @6,400 rpm 259 lbft (351 Nm @5,200 rpm, CXL, CXS 3.6 L LLT V6 (3,564 cc (217 cu in)) 280hp (209kW @6,400 rpm 259 lbft (351 Nm @5,200 rpm, FWD (except Base), AWD 3.6 L LFX V6 (3,564 cc (217 cu in)) 303hp (226kW @6,800 rpm 264 lbft (358 Nm @5,300 rpm. I have a 2.4l ecotech 190,955 miles never had a problem. You should look to replace your exhaust if the existing exhaust is actually causing a flow problem. You can leave a response below or join our forum to discuss this article and car modification in detail with our members. This means that you cannot "install" headers on an LFX engine. In 2015, the E92 was also used in the then-new Chevrolet Colorado and GMC Canyon with the LFX engine, and in 2016, the E92 was chosen to drive the new LF4 engine debuting in the 2016 Cadillac ATS-V. . The LFX water pump has a weep hole which is a small drain hole on it. Please use our forums if you wish to ask a tuning question, and please note we do not sell parts or services, we are just an online magazine. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. We would recommend you to be generous with your flow rate on the injectors. Jake is a founder of 8020 Media and TuningPro. be warned last i knew overkill response times were slow.i mean very slow. Because the gasket sits right up on the engine block it is subject to a lot of heat. Typical stage 1 mods often include: Lighter flywheel, Panel air filter, Remap, Sports exhaust, Suspension upgrade (drop 27mm - 35 mm. Just went down the engine performance mod rabbit hole recently on my 2013 LFX and here's my $.02 I first installed the JacFab intake spacer, Laminator FX intake mod, and RX Performance ported throttle body. Your email address will not be published. No worries, we have an exclusive offer for you - Fallout 4 Mods. Support for your other aftermarket modifications including our intake system, aftermarket exhaust systems, our 80mm throttle body, JacFab intake spacer and more. When the Gen III HFV6 was introduced in 2010 (with the LF1), it seemed twin-turbocharging was an eventuality based on some design decisions that were made (particularly the move to an integrated exhaust manifold in the cylinder head). then he emails back his files and you follow the rest of the files. ECU mapping will help fully realize the full potential of all the tuning parts you've done to your LaCrosse. He has over a decade of experience in the automotive industry including parts sales, writing, DIY modifications & repairs, and more. Regular oil changes are vital on the LaCrosse, especially when tuned and will help extend the life and reliability of the engine. The LGX and LGZ engines are basically identical, with the exception that the LGX was designed with car applications in mind and the LGZ is designed for the 2017+ mid size truck (Chevrolet Colorado and GMC Canyon). While both share the same basic architecture and displacement, the LFX boats revised cylinder heads, intake manifold, camshafts, connecting. Upload or insert images from URL. Most cars will see peak power increases through performance camshafts on most engines. LFX). Improving the handling for many people first priority in your LaCrosse tuning project. When a transition to AFM is occurring, the cylinders that are being disabled are allowed to complete a combustion event, but, beginning at the end of the power stroke, the intake and exhaust valves are disabled to keep the combusted charge in the cylinder, turning it, in effect, into a gas spring. Also a direct-injected engine, the LGX was increased slightly in size with larger bores and intake and exhaust valves. On a basic level, AFM works by seamlessly disabling multiple cylinders, under light load conditions, on the fly, to reduce pumping losses. Revhigh's maps are the best dollar-per-horsepower modification one can make to the Holden engines. All HFV6 engines have 24 valves (2 intake valves, 2 exhaust valves) driven by double overhead camshafts (DOHC). I have had literally ZERO problems in that time. Only show this user. From revised cam phasing, fully reconstructing spark timing tables and fully revised throttle calibration, an Overkill tune is more comprehensive than what you'll get at your local dyno shop. Enhancements to the bushings: Things you need to know. i've read with the 3.6 it makes a huge difference (i know it did with my 3.5), however gas mileage may suffer as you'd imagine. An engine is only as capable as the electronic control unit (ECU) that controls it. The 2012 LFX models are going to be less reliable than 2013+ models as it suffered from the old timing chain issues. Customize a car This article was written by me, Waynne Smith TorqueCars founder, and I appreciate your feedback and suggestions. It would also be worth reading our unbiasedBuick tuning articlesto get a full grasp of the benefits and drawbacks of each modification. The most exciting future prospect is what is the Gen IV 3.6L twin turbo engine going to make for power. and I know that it will be a little bit longer until there are a lot of modifications for the LFX engine. No leaks, squeeks, or hard starting. Although it displaces just 217 cubic inches, it makes up for its small size with a heavy breathing induction package that enables it to rev freely to 7,000 rpm. A tune and bolt-on push the M157 engine to even more impressive numbers. Since its my grocery getter it rarely goes over 50mph. When the water pump starts to leak internally, coolant will drip out of the weep hole which is a telltale sign that the water pump is on its way out. The car definitely feels less sluggish. Mainly modifications were made so that the V8Roadster LFX conversion bolted right in, and that we made full use of our own frame. Fully adjustable suspension allows you to fine tune the handling of your LaCrosse greatly enhancing your drive. Often times under h, Trying to wring the ponies outta this sluggish POS Was tired of my motorcycle having more HP than my car! The second revision saw major changes, pushing the LaCrosse to the poster boy of the Buick sedan lineup. Is there an LG3 and LG4 on the horizon, to replace the LF3 and LF4? My son turns 20 on May 25th. you load one tune for the motor first then the trans tune after following the same process. We sold our LFX engine to Ryan Passey of Goodwin Racing for his Hypermiata build, and Ryan then went out during its maiden voyage and set the infield record for Miatas at California Speedway. The E92 (center) arrived in 2014 to drive the then-debuting Gen V V8s (LT1, L83, L86), new V6 (LV1, LV3), and a few of the HFV6 Gen III engines (LF3, LFX with 8sp auto). The LFX is a direct-injected 3.6L V6 engine producing 301-323hp and 262-278lb-ft. of torque. The LaCrosse engines are fantastic to work on and thankfully there are quite a few choices of modifications and performance parts about.
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