#Ls2 timing chain tensioner how to
#Ls2 timing chain tensioner install
#Ls2 timing chain tensioner upgrade

A plate system has better distribution than the If you’re wanting to get serious, a single-plane intake is less prone toīreak from a nitrous backfire. Keep in mind the tight piston ring gap is the limiting factor beyond Settings) is great for street driving with stock internals. fuel injectors will support around 700 whp so it’s a good match for streetĭriven vehicles with typical power-adders. That can cause the rings to butt and snap the piston’s ring lands. Spring-loaded timing chain tensioner for the more-reliable wedge-styleĪre a few parts commonly used for an L94 cam swap: LS2Įngines are a popular choice for people that want to stay naturally aspirated,īut if you do decide to boost, here are a couple of things to address: Tip: When you’re pulling the cam, switch out the This also saves you the cost of the installation tool. Want to save some shop labor? You can buy rockers with the trunnion kits already installed.

#Ls2 timing chain tensioner install

You will want to install a trunnion kit for added reliability. The stock rockers are good up to 175 lbs. Better cylinder heads are good for another 40+ hp. Still can drive daily.įly-cutting the pistons may be required. Turbo cams reduce overlap with less exhaust duration split in relation to the intake.Ĭonverter recommended. Generally, supercharger cams and nitrous cams will have slightly more lobe separation and longer exhaust duration. There are specific cams in the 230-234 range with intake valve events specially designed to clear the piston without flycutting. Piston to valve clearance with a L94 is tight. The 220-226 range are a little more serious, but are still easy to tune, and You’re still driving daily, cams in the 215-220 degree intake-duration rangeĬan be tuned to idle like stock and still provide good mileage. Opens the door to a wide selection of camshafts.ģ-bolt cams are more common and only requires the addition of a 3-bolt If you don’t want to deal with that, a VVT delete kit is an option. In addition, tuning VVT is a little moreĬomplex. If that sounds good, a VVT limiter kit and VVT cam is just what you need. Not commonly used for all-out racing, VVT widens the powerband in a You’re in this deep, why not put a cam in it?!įirst thing to decide is whether you want to maintain VVT. If a lifter is already failing, it’s best to go with an AFM delete kit. Mentioned earlier, the engine came with AFM-which is known to fail.Įngine is in good running condition now, you can install an AFMĭisabler. … Upgrading the L94 Camshaft and Valvetrain Going to the tuner, we recommend installing a colder thermostat to open up theĪre other upgrades you can make to improve the performance of an L94 engine. The factory redline will keep your vehicle in the meat of the powerband longer.Ī tune makes it easier to dial in a bigger cam and injectors later. We recommend that you talk with your local chassis dyno tuner to choose a computer programmer. Out with an AFM disabler, or increase overall performance with a programmer. So how do we deal with that? Easy! We tune it

A set of headers and aftermarket exhaust system flow a lot of air,īut the drone becomes obnoxious. Many people, upgrading the L94 starts with adding a cold air intake.Įxhaust system is very restrictive in an effort to reduce the 4-cylinder modeĭrone.

#Ls2 timing chain tensioner how to

… How to Get More Power From Your L94 Engine (Bolt-Ons) Ways, it was the Truck version of the L99 used in the automatic transmission It utilized VVT, AFM, and had Flex-Fuel capability. None, it was the most technologically advanced GM naturally aspirated Gen.4Įngine. Was introduced in 2010 and powered GM’s high-end Escalade and Yukon’s.

#Ls2 timing chain tensioner upgrade

Note: This L94 engine upgrade guide is part of a seriesīy a team of LS experts at Summit Racing that we are sharing at OnAllCylinders.įor a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS