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Maybe look at a 500 or 525 EFI drop in with XR drive? I went thru the same thing with our 95 272. Took the 454 out and did all the upgrades (cam, heads, headers, intake, carb, etc) bought props, steering, blah blah and at the end of the day I was going 7 MPH faster. Now , the gains on a procharger are much more significant and the bang for buck is good. It also would be a cool project to do and learn. But remember there might be more bang than you bargain for and you become a boat mechanic instead of a boater.
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Originally Posted by 92nsx
(Post 3983902)
There are guys here on OSO running a procharged 454/502 on a bravo ;) They all say the same thing. "DON"T HAMMER IT OUT OF THE HOLE". Take it nice and easy on the sticks.
But yes, start thinking of ugrades. |
Alot of valid points here, unless you buy a m-1 and keep the boost fairly low just about EVERYTHING on the boat will need to be upgraded. If you just bolt on a m-1 and follow there instructions you essentially just turn up the fuel pressure anytime its under boost to compensate for it not being programmed at all and you take out the thermostat and put a device in that tells computer the motor is fully warmed up so it doesn't think it needs to be in enrichment mode. It really is a COBBLED up approach, don't get me wrong, a TON of hp can be made with a Procharger, I have over a 1000 hp in my 2000 272., it just cost about 4 times what you start out thinking it will, Smitty
There are alot of good tuners now who can re-program a ecu and give it more fuel the right way too if you decide to go forward. |
Originally Posted by lil red
(Post 3983968)
If you pro charge it, you need to do head gaskets, and then buy a prop, then hydraulic steering and good exhaust. No sense forcing more air in if it can't get out.
Originally Posted by peterweiss
(Post 3984052)
Not being a smart ass, I hope you're fast on the stick when she comes out of the water, because that motor and prop are going to wind up REAL QUICK. If not there' goes the Bravo when it loads up when she lands. Believe me most of my boating is done on the north shore of Lake Erie, and I've spent plenty of airtime just going 40 mph. :boat:
Originally Posted by VoodooRob
(Post 3984044)
Maybe look at a 500 or 525 EFI drop in with XR drive? I went thru the same thing with our 95 272. Took the 454 out and did all the upgrades (cam, heads, headers, intake, carb, etc) bought props, steering, blah blah and at the end of the day I was going 7 MPH faster. Now , the gains on a procharger are much more significant and the bang for buck is good. It also would be a cool project to do and learn. But remember there might be more bang than you bargain for and you become a boat mechanic instead of a boater.
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Originally Posted by VoodooRob
(Post 3984044)
Maybe look at a 500 or 525 EFI drop in with XR drive? I went thru the same thing with our 95 272. Took the 454 out and did all the upgrades (cam, heads, headers, intake, carb, etc) bought props, steering, blah blah and at the end of the day I was going 7 MPH faster. Now , the gains on a procharger are much more significant and the bang for buck is good. It also would be a cool project to do and learn. But remember there might be more bang than you bargain for and you become a boat mechanic instead of a boater.
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Originally Posted by Bajabadboy
(Post 3980446)
is there anything you can do to boost performance to a 454 mag ?
email [email protected]. I was new to this game 3 years ago, and found out more stuff about them then i wanted to know. i am not an engine guy or try to be one |
thanks im sure il be in touch over the winter
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Originally Posted by Bajabadboy
(Post 3990781)
thanks im sure il be in touch over the winter
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