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

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Main Journal and Crank Pin Diameter





Measure the diameter and the uneven wear of main journal and crank pin. If the crankshaft wear exceeds the specified limit, crankshaft must be replaced.

Main journal
diameter 63.918 mm - 63.933 mm (2.5165 inch - 2.5170 inch)

Crank pin
diameter 53.922 mm - 53.937 mm (2.1229 inch - 2.1235 inch)

Uneven wear limit 0.005 mm (0.0002 inch)