Author: corvetteforum

1997 C5 Chevrolet Corvette: LS1 Engine, Pricing, and Peformance

The Chevrolet Corvette received the new General Motors LS engine in 1997. Although classified as a small block, it had very little in common with the previous generation of small block engines produced by GM. It had the same bore spacing, but the engine block was aluminum. The bore was shorter than the previous small […] More »

  Comments | By - September 4, 2009

1992 C4 Chevrolet Corvette: LT1 and LT4 Engine, Pricing, and Peformance

General Motors introduced a new small block motor in 1992 to utilize in their Chevrolet Corvettes, which brought to mind the original small blocks from the 1970’s. This new “LT1″ was a 350 cubic inch (5.7 L) powerplant that had a two-valve, pushrod configuration and featured an innovative “reverse” cooling system. This cooling system cooled […] More »

  Comments | By - September 4, 2009

1990-1992 C4 Chevrolet Corvette ZR1: LT5 Engine, Pricing, and Performance

The LT5 motor, which had very little in common with the previous LT, was a next generation small block Chevrolet engine used only in Corvettes. It had a new block cylinder head, intake manifold, timing cover, water pump, and “opti-spark” distributor. The block was aluminum and the engine sported 32-valve cylinder heads with double-overhead camshafts. […] More »

  Comments | By - September 4, 2009

2009 Chevrolet C6 Corvette ZR1: LS9 Engine, Pricing, and Performance

The 2009 Chevrolet Corvette ZR1 sports a supercharged, 376 cubic inch, 6.162 L “LS9.” The LS9 is based on the LS3 because higher pressure in the cylinders, as a result of the supercharger, necessitated more substantial cylinder walls, which the previous Corvette LS7 engine did not have. Bore and stroke is 4.06 inches (or 103.1 […] More »

  Comments | By - September 4, 2009

2006 Chevrolet C6 Corvette Z06: LS7 Engine, Pricing, and Performance

The LS7 V-8 is the base offering in the 2006 Chevrolet Corvette Z06, a true race engine similar to the metal hear that beat inside Chevy Vette C5-R’s. Sporting many of the same components, including an 11.0 to 1 compression ratio, titanium connecting rods, cylinder heads with sodium-filled exhaust valves and titanium intake valves, and […] More »

  Comments | By - September 4, 2009

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