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: Specifications
PISTON RING GAP & GROOVE CLEARANCE
Piston Ring End Gap
First Compression Ring
0.15-0.30 mm (0.006-0.011 in)
Second Compression Ring
0.25-0.45 mm (0.009-0.017 in)
Oil Control Ring
0.15-0.65 mm (0.06-0.025 in)
Piston Ring to Groove Clearance
First Compression Ring
0.03-0.065 mm (0.001-0.002 in)
Second Compression Ring
0.02-0.055 mm (0.0007-0.002 in)
Oil Control Ring
0.01 mm (0.0004 in)