LS engines

This is the ultimate LS engine swap or engine upgrade resource. Scroll through the tables below to find the LS or LS-based Vortec truck engine that you own or are […]

Will a 2002 Chevy transmission work behind a ‘99 Chevy motor? Is wiring or computer an issue? I work at a junkyard and the interchange says one year only. This […]

The L98 is a 6.0L, Gen. 4, small block aluminum engine used in GM’s Australian Holden vehicles between 2006 and 2010. The L98 is a slightly modified version of the […]

The L94 is a 6.2L, Gen. 4, small block engine used in GM luxury trucks and SUVs between 2010 and 2014. For marketing purposes, it was also known as the […]

[Editor’s Note: This LC8 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. […]

LS engines are great, but they’ve got a couple of weak points when people start boosting them. Pistons are the most common failure (we’re looking at you #7) and rods […]

I bought a set of TFS valve springs (PN 16918-16) for my Summit 8702 cam for an LS engine and I realized these springs are only good up to a […]

[Editor’s Note: This LH9 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. […]

The LH9 engine is a 5.3L, Gen. 4, aluminum small block engine used in GM trucks and SUVs between 2010-2012, including the 2010 Hummer H3. In 2010, the LH8 was […]

Everyone who enjoys or has participated in the Ford vs. Chevrolet rivalry for the past 108 years can appreciate the implications of the Horsepower Wars folks revisiting an engine-building contest […]