That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 that, in Corvette trim, produced around 350 horsepower at 5600 RPM. The next year, in '98, the LS found its way into GM's F ...

Most LS engines have aluminum heads; most factory small-blocks had iron heads. That's a 20- to 30-pound weight savings right there. Many LS engines have aluminum blocks.

In regular-production aluminum LS1 engines, it's the cast iron cylinder liners that take the brunt of the abuse. ... The regular-production LS engine block design is sound and strong-to a point.

Does the new 1250-horsepower, 233-mph Corvette ZR1X get your pulse revving toward redline? In spring 1970, you’d likely have ...

General Motors is offering LS Long Block replacements for a variety of popular fourth-generation LS engines. These include replacements for the LS3 , the LS376/480, the LS376/515, and the LS376/525.

Otherwise put, LSx stands for series-production LS engine. Generation III small-block V8s 3.898-inch bore blocks: LS1 and LS6. Photo: General Motors. ... The LS4 uses an aluminum block, ...

HPR started both builds with the RHS 9.750-inch tall-deck aluminum LS block, which adds an extra 0.510 inch of deck height to the standard 6.0-liter deck height of 9.240 inches.

This article presents LS engine power packages that combine high performance parts in power recipes for LS1 and LS2 engines ... as the LS1/LS2 engines feature not only aluminum blocks and heads, ...

General Motors began developing its Gen-III Small-Block engine to replace its popular Gen-II V8 in the early 1990s. Chevrolet debuted the new 5.7-liter V8 engine, designated with engine code LS1 ...

GM's LS engine is a gem. Wether it's factory-fitted to your production car, dropped in as a crate engine, or swapped from a junkyard wreck, the General's small-block V8 is nearly limitless.

For instance, he swapped out the original engine in a 1983 Porsche 944 and stuck a 5.3-liter aluminum block engine into it. When Craig does an LS swap with a car, unlike most others I’ve heard ...

C hevrolet introduced the legendary LS V8 engine to the world way back in 1997 as the engine powering the new C5 Corvette. That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 ...