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

Diameter		0.0010 Measured at 42mm from piston dome, at 90 degrees to the piston pin.
Coded Red 1		3.299-3.5505
Coded Blue 2		3.5504-3.5510
Coded Yellow		90.198-90.208
Coated Piston-to-Bore Clearance		-0.0003937/+0.0010236
Ring Groove Width	Compression (Top)	0.484-0.0492
	Compression (Bottom)	0.05984-0.06062
	Oil Ring	3.030-3.055