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

Engine Liter 3.1L

All Measurements Given In Inches Unless Otherwise Specified

Valve Guides
Stem To Guide Clearance 0.001 - 0.0027

Valve Seats
Seat Angle 45°
Face angle 45°

Seat Width
Intake 0.0610 - 0.0710
Exhaust 0.0670 - 0.0790

Seat Runout, max. 0.001

Valve Springs
Free length 1.890
Installed height, all 1.701