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 logical successor to CHARM, I recommend you try it!

Link: lemon-manuals.la

Compression Check: Specifications

Compression pressure
Standard 1,422kPa (14.5kg/cm2, 206psi) (250-400 rpm)
Minimum 1,275kPa (13.0kg/cm2, 185psi)
Difference between each cylinder 98kPa (1.0kg/cm2, 14psi) or less