1981 Merc 454/330 rpm range?
#1
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I currently have a 24' carrera with a slightly worked 454/330. I am running a 21p revolution. At WOT i am just breaking 4500rpm. Does this sound right to anyone? Does anyone know the recommended RPM range for a 1981 454/330?
#2
The stock 330 max rpm rating is 4600 . Not saying you couldn't turn it higher ...
#3
yep, careful how much you spin those cast internals though.
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Throttles- Cleveland Construction 377 Talon
08 OPA Class 1 National Champion
08 Class 1 Geico Triple Crown Champion
08 OPA High Points Champion
10 OPA Class 1 National Champion ( happy now Ed! )
Throttles- Cleveland Construction 377 Talon
08 OPA Class 1 National Champion
08 Class 1 Geico Triple Crown Champion
08 OPA High Points Champion
10 OPA Class 1 National Champion ( happy now Ed! )
#5
Recommended RPM range is 4200-4600 so you're right there with at 4500.
rchevelle71 I love the Rev4 on my 24. Best handling propped to date and I have tried a few. A little slower than my Mirage but the handling makes up for it.
rchevelle71 I love the Rev4 on my 24. Best handling propped to date and I have tried a few. A little slower than my Mirage but the handling makes up for it.
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