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26sonic

06-11-2006 09:48 PM

1999 312 props ?

friend has a 1999 312 fas tec with 454mags withe 1:36 ratio bravo 1 drives currently running 28p props anyone running something different for more top speed ?

t500hps

06-12-2006 07:49 AM

Re: 1999 312 props ?

Are you sure they are 1.36 ratio drives? I have a 1998 312 502 mags (all stock) with 1.65 bravos. Turns a 30 pitch 4 blade bravo to 5000 at about 73 on GPS.

26sonic

06-12-2006 09:34 PM

Re: 1999 312 props ?

sorry your right it's 1:65 ratio.

formuladude312

06-13-2006 10:19 AM

Re: 1999 312 props ?

I have a 2001 312, same set up as t500hps, Running 30 pitched 4 blade labbed bravo 1's 74.6 on gps@5100 rpms, He should switch to 30's, he should be able to spin them, What rpms is he running at wot?

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