How to Choose the Right Pro LS Cam for Your Application
Summit Racing Equipment has a new line of camshafts for LS and LS-based Vortec truck engines which consists of 10 different cam profiles for various performance applications. The Summit Racing Pro LS Camshafts lineup includes: 4 truck cam profiles 3 automotive cam profiles 2 LS3 rectangle-port specific profiles 1 turbo cam profile Summit Racing-brand parts
Comparing Camshafts (Part 2): Consider Individual Timing Events When Choosing a Cam
Editor’s Note: This is the second half of an article on how to interpret cam specs to select the right cam for your engine and vehicle needs. You can read the first half here: Comparing Camshafts: A History of Camshaft Specs and Choosing the Right Cam. … Most of us know the four strokes of an
Comparing Camshafts: A History of Camshaft Specs and Choosing the Right Cam
Have you ever wondered why one camshaft makes more power than the other? Would you like to compare the behaviors of multiple cams without ever doing a cam swap? Written descriptions of idle quality, power range, compression, gear, and converter requirements only go so far when the same cam fits in a 283 or 406
LY5 5.3L Engine Upgrade Guide: Expert Advice for LY5 Mods to Maximize Performance
Intro to the LY5 Engines The LY5 came in GM trucks and SUVs in 2007-‘09 and made 320 horsepower right out of the box. It’s a Gen. 4 5.3L iron-block engine, so you’re getting the better intake manifold, connecting rods, and ECM. The engine also had 799/243 casting heads and 9.9:1 flat tops. 5.3’s don’t get
L92 6.2L Engine Upgrade Guide: Expert Advice for L92 Mods to Maximize Performance
[Editor’s Note: This L92 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. For a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family.] … Intro
LM4 5.3L Engine Upgrade Guide: Expert Advice for LM4 Mods to Maximize Performance
[Editor’s Note: This LM4 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we’re sharing at OnAllCylinders. For a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family.] … The Gen. 3
L76 6.0L Truck Engine Upgrade Guide: Expert Advice for L76 Mods to Maximize Performance
[Editor’s Note: This L76 truck engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. For a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family.] …
L33 5.3L Engine Upgrade Guide: Expert Advice for L33 Mods to Maximize Performance
[Editor’s Note: This L33 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. For a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family.] … The Gen.
LY6 6.0L Engine Upgrade Guide: Expert Advice for LY6 Mods to Maximize Performance
[Editor’s Note: This LY6 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. For a primer on the entire LS engine universe, read LS Engines 101: An Introductory Overview of the Gen III/IV LS Engine Family.] … Intro
LS4 5.3L FWD Engine Upgrade Guide: Expert Advice for LS4 Mods to Maximize Performance
[Editor’s Note: No offense to the LS4 intended, but the most notable thing about it is that it’s usually the worst-possible choice for an LS engine swap project because it’s designed specifically for front-wheel drive (lovingly called “wrong-wheel drive” by some) cars, so if that’s why you’re here, save yourself the time and hassle and choose




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