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

Engine Configuration Specifications

Bore:
From Deck Surface 871 mm at 50 mm (3.43 inches at 1.97)
Stroke 84 mm (3.31 inches)
Piston Displacement 4.0 Liter (244 cu inches)
Compression Ratio 10:3:1
Compression Pressure at Cranking Speed (Throttle Open) 140-170 psi