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: Specifications

Piston - Piston Diameter - @14.5 mm up 85.967 - 85.982 mm (3.3845 - 3.3851 inch)
Piston - Piston Pin Bore Diameter 20.002 - 20.007 mm (0.07875 - 0.7877 inch)
Piston - Piston Ring Grove Width - Top 1.23 - 1.25 mm (0.0484 - 0.0492 inch)
Piston - Piston Ring Grove Width - Second 1.52 - 1.54 mm (0.0598 - 0.0606 inch)
Piston - Piston Ring Grove Width - Oil Control 2.52 - 2.54 mm (0.0992 - 0.1000 inch)
Piston - Piston To Bore Clearance 0.010 - 0.041 mm (0.0004 - 0.0016 inch)