Thread: upper rpm question
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03-28-2010 10:43 AM #2
CHR Member
- Join Date
- Aug 2007
- Location
- Dunedin
- Car Year, Make, Model: 1976 Cadillac Seville with 454 Chevy
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- 421
What valve springs are you running? Sounds like it could be getting into valve float.
Another thought is how good is the HEI, I've seen them give up around 5500, if it's not tip top that could be a place to look.
Buying parts I don't need, with money I don't have, to impress people I don't like
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A belated Happy 78th Birthday Roger Spears
Belated Happy Birthday