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 Dimensions and Clearances

PISTON SPECIFICATIONS
O.D (Standard) 84.97-85.00 mm (3.3453-3.3465 inch)
Piston-To-Cylinder Clearance 0.01-0.03 mm (0.0004-0.0012 inch)
Ring Groove Width
No. 1 1.22-1.24 mm (0.0480-0.0488inch)
No. 2 1.52-1.54 mm (0.0598-0.0606inch)
Oil 3.01-3.03 mm (0.1185-0.1193inch)
Available Over Size
First 0.25 mm (0.010 inch)
Second 0.50 mm (0.020 inch)
Third 0.75 mm 0.03O inch)
Forth 1.00 mm (0.040 inch)