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does anyone know who raises th rev limiter on a 525?

Old 05-19-2008, 08:15 PM
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Default does anyone know who raises th rev limiter on a 525?

I am hitting the rev limiter barely with my single engine cat with a custom 29 bravo 1 but a 30 labbed is much slower in acceleration so I want to keep the 29 but get it a little space from the rev limiter.
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Old 05-19-2008, 08:25 PM
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I'm having trouble finding the thread on who can get around the Limiter. I know of a person or two who can access timing and fuel curve, but there is one who can open up the rev limiter. Merc is pretty tip-lipped about that ECM.
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Old 05-19-2008, 08:36 PM
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There recently was a thread about this and Dustin Whipple can do them, I believe he was saying the motor could easily turn up to 5800 RPM with the valvetrain and internals that Mercury uses. The thread was about 3 weeks ago and was titled something like more HP out of a 525, try a search! Steve
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Old 05-20-2008, 07:18 AM
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I think Dustin charges around $1400 to change it.
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Old 05-20-2008, 11:52 AM
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Originally Posted by gsmith9898
I think Dustin charges around $1400 to change it.

DAMMMMMMMMMMMMMMM
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Old 05-20-2008, 01:02 PM
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Contact Mark @ Precision Marine 504-469-7463 he can help or you can PM he his screen name is Cal Man
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Old 05-21-2008, 10:13 PM
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what ECU is used?
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Old 10-06-2010, 08:58 PM
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Is Dustin the only one or can Precision do it on site?
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Old 10-07-2010, 09:16 AM
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look up younge performance, i think he can help you..
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Old 10-07-2010, 02:24 PM
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Whipple is the one and only. I think the $1400.00 charge is incorrect, althought I would not be surprised to hear 3-5 hundred.

I would almsot call for you, but there customer service is not the best, sometimes. But they have the good stuff.
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