In the 1980s General Motors shifted away from small holes in the cylinder head and pushrod guide plates instead to what they refer to as “guided” rocker arms. These stamped rocker arms use two small ...

1957 was the last year of production for the legendary Tri-Five Chevys that took the United States of Automobile by storm and absolutely crushed competiton in the three years (1955-1957) it sold ...

Ford loyalists have always known what it’s like to play second fiddle. While Chevy fans enjoy low‑cost crate engines and endless aftermarket support, Ford Windsor devotees have had to hunt a bit ...

Chevrolet's Vortec series of engines is hugely popular. Designed with trucks in mind, Vortec engines prioritize low-end torque and durability over high compression ratios and high horsepower, unlike ...