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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Piston Ring, Engine

Piston Rings:
Ring End Gap: Top Compression 0.3 - 0.5 mm (0.011 - 0.019 inch)
Ring End Gap: Second Compression 0.3 - 0.5 mm (0.011 - 0.019 inch)