When you walk through the pits of any autocross event these days you'll find the engine of choice is the Chevrolet Gen IV platform. Hardly a surprise when you consider the ease of power, compact ...

For years LT1 enthusiasts have been running well into the nines with factory LT1 and LT4 intake manifolds. With some porting the factory castings have proven capable competitors, even on big-cube and ...

Packaging the LT1 engine's intake manifold beneath a hood that drivers could see out of cramped the intake runners, forcing the number seven and eight runners considerably shorter than others. The new ...