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

Stem Diameter:
Intake 0.2346-0.2323 inches
Exhaust 0.2343-0.2323 inches

Face Angle, Degrees 45
Valve Clearance:
Intake [01]
Exhaust [01]

[01] -- Hydraulic lifters, no adjustment is necessary.

Cylinder Head Warpage Limit 0.006 inches
Valve Guides:
Stem To Guide Clearance:
Intake 0.2346-0.2323 inches
Exhaust 0.2343-0.2323 inches

Valve Seats:
Seat Width:
Intake 0.044-0.025 inches
Exhaust 0.044-0.025 inches