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

Valve Seat

Valve Seat	Angle		45 Degrees (deg)
	Seat Diameter	Intake	1.299 Inch (in)
		Exhaust	1.102 Inch (in)
		Runout	0.002 Inch (in)
	Seat Width	Intake and Exhaust	0.035 - 0.051 Inch (in)
		Service Limit Intake	0.079 Inch (in)
		Service Limit Exhaust	0.098 Inch (in)