1990 GMC K2500 Engine Parts

Engine Cylinder Numbers

Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.

Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Steve takes us along as he centers the 525 manual steering gear he is using for his Laguna.