Enginetech RMJ258A Engine ReMain Kit for 1981-1985 Jeep 258 4.2L V6 .040" Over Bore (3.790")

The Enginetech RMJ258A Engine ReMain Kit is a complete overhaul package for the 1981-1985 Jeep 258 4.2L V6 (258 cid), machined to a 3.790" finished bore (.040" over bore).

Kit contents:

• R37556 - Piston Ring Set
• BB612J - Bearing Set - Rod
• BC315J - Bearing Set - Main
• J258L-76 - Gasket Set - Full

Component specifications:

• R37556 - Piston rings: Cast. 5/64 5/64 3/16 ring stack

Bearing sizing: Select your rod and main bearing size. Rod and main bearings are supplied at the same size; contact us for different or split sizes.

Fits 1981-1985 4.2L 258 V6 engines for American Motors Eagle, Jeep CJ7, Jeep Scrambler, Jeep J10, American Motors Concord, American Motors Spirit, Jeep DJ5, Jeep CJ5, and more. Verify fitment for your specific vehicle.

WARNING: This product may expose you to chemicals including Lead and Nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov