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

Rebuild Specifications

Rotor Backlash
Note: Maximum inner to outer rotor tip clearance.
0.01
Rotor To Body Clearance 0.010-0.014
Rotor Endplay
Note: Measured between pump cover mounting surface & end of gear using straight edge & feeler gauge.
0.001-0.003
Rotor Thickness (Minimum) Inner 0.943
Outer 0.943
Outer Rotor Diameter (Minimum) 2.469
Cover Flatness Variation (Maximum) 0.003
Relief Spring Free Length 1.95
Relief Spring Pressure 19.5-20.5 at 1.34