Thread: 502 head question
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04-27-2009 11:46 AM #1
502 head question
Got a stock Gen 6 420HP 502. Looking for some cheap HP. Have 8.5:1 comp. Wondering if I could bolt on some closed chamber Mark 4 heads to boost compression thus horsepower??
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04-27-2009 01:46 PM #2
swap out pistons for more cr you will have a hard time putting mark 4 heads on the new blockLast edited by pat mccarthy; 04-27-2009 at 05:33 PM.
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