General Motors published a press release announcing the C6 ZR1 Chevrolet Corvette in 2007. However, the production 2009 C6 ZR1 Chevy Vette was actually introduced to the world at the North American International Auto Show in 2008.
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. […]
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 […]
The C4 Chevrolet Corvette ZR1 was first produced in 1990 and ended in 1995 after 6,939 vehicles came off the line. General Motors approached Lotus in 1986, which was part of GM then, and asked for their help developing a high-performance car to be based on the C4 Vette. Lotus then designed an engine, with […]