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)
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Piston Ring
SPECIFICATIONSPiston Rings Piston Ring to Ring Groove Clearance
Top
0.035 - 0.065 mm (0.0014 mm - 0.0025 inch)
Second
0.030 - 0.065 (0.0012 - 0.0025 inch)
Oil
0.022 - 0.065 mm (0.0009 - 0.0025 inch)
Maximum
0.20 mm (0.008 inch)
End Gap
Top
0.15 - 0.25 mm (0.006 - 0.009 inch)
Second
0.15 - 0.30 mm (0.006 - 0.011 inch)
Oil (rail)
0.20 - 0.70 mm (0.008 - 0.027 inch)
Maximum
1.0 mm (0.039 inch)