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

Piston, Engine

Piston Dia. (STD.) [1]
Piston to Cyl. Bore Clearance 0.0010-0.0018
Piston Pin Dia. 0.8256-0.8261
Piston Pin to Piston Clearance 0.0002
Piston Ring End Gap:
Compression [5]
Oil 0.0079-0.0299
Piston Ring Side Clearance:
Compression [4]
Oil 0.0006-0.0075

NOTE: All Measurements are given in inches unless otherwise specified.

[1] -- Grade No. 1, 3.4238-3.4242 inch. Grade No. 2, 3.4242-3.4246 inch. Grade No. 3, 3.4246-3.4250 inch. Grade No. 4, 3.4250-3.4254 inch. Grade No. 5, 3.4254-3.4258 inch.

[4] -- Top, 0.0016-0.0029 inch. Second, 0.0012-0.0025 inch.

[5] -- Top, 0.0083-0.0173 inch. Second, 0.0071-0.0173 inch.