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mine 84 jeep cj7 has actually a replacement engine in it. The block come from 1 year and also the cyclinder head is indigenous some other year. The engine IS a 258 4.2L inline 6 cylinder. Ns think the"re both from the 80"s however I don"t KNOW. Anybody know just how to tell what years the block and also head space ?
--------------------"The Heep" 73 Commando, 258 I-6, T-18, scout Dana 300 w/Tera 4:1 Kit, Twin-sticks, SOA, PS, Thru-dash Cage, Alcans, OBA, ARB"s, HEI, Ft disc, Dents, dirt & Rust.
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