Piston & Rod Positioning

Position piston on rod so that bearing tang notch in rod is aligned with side "A" of piston (see Fig 1) for cylinders 2, 4, 6, and 8 and aligned with side "B" (see Fig 1) for cylinders 1, 3, 5 and 7.

Fig 1: Removing And Installing Piston Pin

Courtesy of GENERAL MOTORS COMPANY

Fig 2: Piston And Rod Positioning

Courtesy of GENERAL MOTORS COMPANY