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Old 03-31-2004 | 09:26 AM
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Default 502 Mag Hp
Quick question what is the hp rating on a 94 502 mag carb motor also max rpm?

Thanks
Russ
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Old 03-31-2004 | 11:11 AM
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Think its 390 hp. Rpm 4400-4800.
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Old 03-31-2004 | 03:49 PM
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wow, 4800 I though the mag motors could spin up a little more than that
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Old 03-31-2004 | 06:28 PM
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My 92's are 385 and 5100 max
I spin em to 5400 now
Was going to 5800 until I reproped
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Old 03-31-2004 | 06:38 PM
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Originally posted by marinetrans
Think its 390 hp. Rpm 4400-4800.
390 is correct. WOT rpm is 4600-5000 from Merc book
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Old 03-31-2004 | 09:09 PM
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I thought the mark 4's were 390 h-p until 91,then
they became gen 5's and went to 415 h-p. I could
be wrong
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Old 03-31-2004 | 11:43 PM
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OK then, if I have to pick one I guess it will have to be epeek. Thats like 25 free hp
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Old 04-01-2004 | 07:22 AM
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410 crankshaft.
390 at the prop.
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Old 04-01-2004 | 07:45 AM
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Originally posted by epeek
I thought the mark 4's were 390 h-p until 91,then
they became gen 5's and went to 415 h-p. I could
be wrong
415 hp is correct for EFI 1994.
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Old 04-01-2004 | 04:25 PM
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Does that mean the 94' carb motor is still a gen4?
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