Chevrolet’s Big Block V8 engines, affectionately known as “Rat Motors,” have a storied history rooted in the high-performance automotive engineering that transformed muscle cars and hot rods. The term ...

To discuss the rat, we must first discuss the mouse. In 1954, Ford squeaked past Chevrolet in sales by a 2% margin (1,165,942 vs. 1,143,561), a reversal of the previous year when Chevy beat Ford by 7% ...

On the left is the gear-drive cam and its distributor drive gear, while the pair on the right are for conventional chain drive. Notice the different helix angle of the gears. Shown here are the cam ...