Pistons, Pins, & Rings Specifications

PISTONS, PINS, & RINGS SPECIFICATIONS

Application

In. (mm)

Piston Clearance

.0010-.0018 (.025-.045)

Pins

Piston Fit

.0003-.0005 (.008-.012)

Rod Fit

⁽¹⁾ .0007-.0015 (.017-.038)

Rings

Ring No. 1

End Gap

⁽²⁾ .010-.014 (.25-.35)

Side Clearance

.0016-.0029 (.04-.073)

Ring No. 2

End Gap

.006-.010 (.15-.25)

Side Clearance

.0012-.0029 (.040-.080)

Ring No. Oil

End Gap

.008-.024 (.20-.60)

Side Clearance

n/a

⁽¹⁾	Interference kit.

⁽²⁾	End gap for 1.8L top ring (piston grades 1 and 2) is .010-.013" (.25-.32 mm); (piston grades 3, 4, and 5) is .0075-.0102" (.19-.26 mm).