Piston, Engine

Piston Dia. (STD.) [1]
Piston to Cyl. Bore Clearance 0.0006-0.0014
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.
0.25 (0.0098) Oversize (Service) 87.215 - 87.265 (3.4337 - 3.4356)
0.50 (0.197) Oversize (Service) 87.465 - 87.515 (3.4435 - 3.4455)

[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.