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, Intake/Exhaust

Valve Length (Production) Intake 4.016-4.027 Inch (in)
Exhaust 3.624-3.640 Inch (in)
Valve Length (Service) Intake 3.996-4.018 Inch (in)
Exhaust 3.608-3.624 Inch (in)
Valve Face Angle 45 Degrees (deg)
Valve Stem Diameter Standard (K) Intake 0.2344-0.2350 Inch (in)
Standard (K) Exhaust 0.2341-0.23346 Inch (in)
Oversize (K-1 - 0.075) Intake 0.2374-0.2380 Inch (in)
Oversize (K-1 - 0.075) Exhaust 0.2370-0.2376 Inch (in)
Installed Height of Valve 1.560-1.582 Inch (in)
Stem Clearance Intake 0.0012-0.0022 Inch (in)
Exhaust 0.0016-0.0026 Inch (in)