Big block oval port heads 3964290
This is a set of 1969 1970 big block oval heads used on 402 and LS5 engines. They came off a running engine 20 years ago and have been sitting around collecting dust. They are complete and probably need a valve job. They are a set of date matched heads J249 and J269 casting number is 3964290 . John 630 333 8333. 500.00
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