Intro to the LQ4 and LQ9 LS Family: Gen. 3, 6.0L, Iron Block, Truck Engines LQ4 The LQ4 was introduced in 1999 as one of the first LS truck engines. It was available in GM pickups, vans, and …

Home Knowledge Base - Home HE-04809 Chevy LQ4 Engine Specs

Upgrading the LQ4 and LQ9 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 Headers An …

Nov 6, 2012 · Generation III Internal Engine - 450+ hp LQ4 Build on a budget - I know this has been covered before and I know this is probably getting old. But I'm new to the engine building world.

Most GM transmissions will bolt on without an issue. The problem with most LS engines is the short crankshaft. The torque converter pilot is too short to engage the back of the crank. The early LQ4 …

Jan 7, 2017 · It appears that most (all?) LQ4 6.0l Vortec truck engine have the long crank; there are reports that some 4.8l Vortec engines also have the long crank. Obviously these long crank engines …

Gen III Gen IV Casting Numbers

Application Details Any Chevy LS engine, EXCEPT the LS4 and some early LQ4 and LR4 engines. The LS4 was used in FWD cars and uses a metric, 60 degree, Chevrolet V6 bellhousing. For details …

Gen. 3, Iron Block, LS Engines The following specs apply to RPO codes: LR4 LM7 L59 LQ4 LQ9 **Click the blue links in the table for more detailed information**

May 23, 2017 · Carbureted LSX Forum - lq4 408 build questions - hey guys, what would be the best 408 ls stroker kit to go on my lq4? also what cam heads? its going in a 1990 s10 with a 4L80e being built, …