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)

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Piston: Specifications

Piston and Connecting Rod
Piston diameter - coded red 88.962 - 88.978 mm (3.5024 - 3.5031 inch)
Piston diameter - coded blue 88.988 - 89.004 mm (3.5035 - 3.5041 inch)
Piston diameter - coded yellow 89.014 - 89.030 mm (3.5045 - 3.5051 inch)
Piston-to- cylinder bore clearance 0.030 - 0.056 mm (0.0012 - 0.0022 inch)
Piston-to-cylinder bore clearance - service limit 0.081 mm (0.031 inch) maximum