Intro to the LY6 and L96 LS Family: Gen. 4, 6.0L, Iron Block, Truck Engines LY6 The LY6 was introduced in 2007. It replaced the LQ4 and LQ9 as the Vortec 6000. Along with the LY2, LY5, and …

Upgrading the LY6 and L96 Engines Getting more power out of my engine On a stock engine, the following upgrades can improve performance and fuel economy: A Cold Air Intake Kit A set of …

LS Family: Gen. 4, 6.0L, Iron Block, Truck Engines

Mar 17, 2022 · Transforming a common LY6 truck engine into an LS3 is as simple as a camshaft and intake swap, leading to solid power gains.

Jul 18, 2025 · Conversions & Swaps - 1970 Olds 442 - LY6 / T-56 looking for Turbo build advice - Guys, I've had this project car going for quite some time now , and it's sat unfinished. I finally got some time …

Identify Chevy LS Engines by VIN Chevrolet's 3rd and 4th generation small block engines are generally known by their RPO code. You can determine the RPO code if you have the Vehicle Identification …

Overview of the Chevy VVT System Variable Valve Timing (VVT) is a system that automatically adjusts Valve Timing. **The table below shows the engines that were originally equipped with VVT.**

Jul 30, 2025 · Generation IV Internal Engine - Max possible compression on a stock bottom end LY6/L96 (Iron block)? - Pretty much the title. I wanna get about 10.5:1 or 11.0:1 compression on a …

Jan 3, 2026 · Generation IV External Engine - 6.0L LY6 Build - PCV Diagram - Hi all! I'm new to actually posting within the forums, but I've been researching great information on LS1Tech for years!

The L76 and L77 used the same rectangle port heads as the LY6 and L96 and L92 and L9H.. What's the difference? The easiest way to tell the difference is to check the 8th digit of the VIN code. Follow this …