Thread: Low compression 400 HP upgrade challenge
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Old 11-11-2019, 01:08 PM
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Dave M Dave M is offline
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Join Date: Dec 2007
Location: Dover, FL Formerly from Willington, CT
Posts: 348
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We got a stock 400 with 7J2 heads to run mid 14’s with a Summit 2800 cam. That was after I drove it to school, 60 miles round trip every day for 4 years. Then it sat for 10 years.


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