Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Piston Ring, Engine

Piston and Piston ring
Piston ring groove clearance 0.030 - 0.070 mm (0.0012 - 0.0028 inch)
Piston ring end gap
STD No. 1 0.25 - 0.35 mm (0.0098 - 0.0138 inch)
No. 2 0.35 - 0.50 mm (0.0138 - 0.0197 inch)
Oil 0. 10 - 0.35 mm (0.0039 - 0.0138 inch)
Maximum No. 1 0.91 mm (0.0358 inch)
No. 2 1.06 mm (0.0417 inch)
Oil 0.82 mm (0.0323 inch)