When did Pontiac start using the LS2 engine?
A completely different engine with the LS2 RPO Code was used by Pontiac between 1973 and 1974. That engine displaced 7.5 liters (455 cubic-inches) and featured an engine design that was bespoke to Pontiac, and is therefore not related to this fourth-gen LS2.
Which is the first engine in the LS family?
Primarily as a result of these factors, GM introduced the first engine within the LS Gen IV family, the LS2. GM touted the LS2 as featuring a newly developed engine block. However, upon further examination, it became evident that the LS2’s block was simply a redesigned rendition of the Gen III block that preceded it.
How big is the LS2 engine in a corvette?
That engine displaced 7.5 liters (455 cubic-inches) and featured an engine design that was bespoke to Pontiac, and is therefore not related to this fourth-gen LS2. The 6.0L LS2 engine debuted in the 2005 Chevrolet Corvette C6, and was also immediately placed into several other General Motors products for the 2005 model year.
Is the Chevrolet LS2 block compatible with the LS6 block?
Because of the Gen IV LS2 block’s similarity to the Gen III blocks of prior years, many bolt-on parts are cross-compatible between the two. The LS2 even came fitted with LS6 era cylinder heads. This level of compatibility has made the LS2 quite popular among engine builders and performance modders alike.
A completely different engine with the LS2 RPO Code was used by Pontiac between 1973 and 1974. That engine displaced 7.5 liters (455 cubic-inches) and featured an engine design that was bespoke to Pontiac, and is therefore not related to this fourth-gen LS2.
Is there an upgrade guide for the LS2 engine?
[Editor’s Note: This LS2 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 LS2 is noteworthy within the LS engine family in that it appeared in both cars and trucks (as did the L76).
Can a LS2 engine be converted to a 3 bolt cam?
If you have a 2007-or-later LS2, you can convert to a 3-bolt cam by using a 4X, 2006 Corvette gear. Another common failure point on the 2007+ LS2 engines is the spring-loaded tensioner. We recommend converting to the wedge-shaped timing chain damper found on the early LS2 engines.
What are the dimensions of a GM LS2?
Cylinder Block: the LS2 cylinder block shares two key design elements with GM’s original small-block V8: a 90-degree cylinder angle and 4.400-inch bore centers. The bore and stroke dimensions are: 4.00-inch (101.6 mm) bore x 3.62-inch (92 mm) stroke, which gives the LS2 a 0.3L increase in displacement.
What’s the displacement of a Chevrolet LS2 engine?
LS2 Technical Specifications & Configurations In relation to the Gen III LS engines that came before it, the LS2 featured a slightly greater displacement value of 364.1 cubic-inches, over the prior LS1. The LS2 also featured an increase in cylinder bore dimensions from 3.90 inches to 4.00 inches.
Cylinder Block: the LS2 cylinder block shares two key design elements with GM’s original small-block V8: a 90-degree cylinder angle and 4.400-inch bore centers. The bore and stroke dimensions are: 4.00-inch (101.6 mm) bore x 3.62-inch (92 mm) stroke, which gives the LS2 a 0.3L increase in displacement.