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

Cylinder Head, Valve Guide and Valve Seats

Cylinder Head Warpage Limit 0.006 inches

Cylinder Head Height
Nominal 4.236 inches
Service Limit 4.228 inches

Valve Guides
Standard Inside Diameter 0.2366-0.2374 inches
Stem To Guide Clearance
Intake 0.0010-0.0024 inches
Exhaust 0.0012-0.0026 inches

Valve Seats
Seat Angle, Degrees 45
Seat Width
Intake 0.028 inches
Exhaust 0.028 inches