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

Valve Guide

SPECIFICATIONS
Valve guide
Length
Intake 45.5 mm (1.7913 in.)
Exhaust 50.5 mm (1.9882 in.)
Service oversize 0.05, 0.25, 0.50
Valve seat contact width
Intake 0.9 - 1.3 mm (0.035 - 0.051 in.)
Exhaust 0.9 - 1.3 mm (0.035 - 0.051 in.)
Service oversize 0.30, 0.60
Seat angle
Intake 20°
Exhaust 45°