The LT5 held 12 quarts of oil, 7 more than the L98 engine. The ZR-1 put out 375 hp, which was bumped up to 405 hp in 1993! In the early '90s, that was a ton of power, and unlike the C3 Corvette ...

From High-Revving Innovation to Turbocharged Domination So what made the 1990 ZR-1 so darn fantastic? It's all in the engine, ...