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

Ring width Compression (top) 0.0578-0.0582 Inch (in)
Compression (Bottom) 0.0574-0.0586 Inch (in)
Oil Ring Side Seal (Snuf Fit)
Service Limit Side Clearance 0.006 in
max
Ring Gap Compression (Top) 0.10-0.030 Inch (in)
Compression (Bottom) 0.10-0.030 Inch (in)
Oil ring Steel Rail 0.016-0.066 Inch (in)
Side Clearance 1st ring 0.0015-0.0032 Inch (in)
2nd ring 0.0015-0.0035 Inch (in)
Compression ring (Top) to ring groove clearance 0.0015-0.0032 Inch (in)
Compression ring (Bottom) to ring groove clearance 0.0023-0.0035 Inch (in)