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12-14-2017, 06:38 PM #15000 RPM
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Old racing formula 1 or 2 bridgeport
I have recently been thinking of replacing a 1984 200 merc with a bridgeport and while I was looking around I found a 2.4 bridgeport from an old formula race program . So it's a carbed and complete power head . So I'm told they have shaved heads and larger carbs and jetted and heard they run the opposite direction to usual for the #6 gearcases . So it means changing carbs to stock , flywheel and stator and stock heads, and I'm not sure but does starter also need changed up . I am not that knowledgable about outboards first of all but the powerhead can be had and just asking if heads and carbs with a flywheel and stator change can these items be bought relatively easily, or is flywheel specific to bridgeport and expensive .
The reason I ask I suspected the block ,rods and pistons - basic short block to be the expensive items and if the carbs , flywheel and such is rather generic I think I would move forward on this . Your education on the matter please . They do have some 12 inch midst and #6 gearcases available as well but that means running their props as well . I'm interested in the performance of the Bridgeport but not knowledgable enough yet to jump in .
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12-14-2017, 06:45 PM #2Screaming And Flying!
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bEST OFF USING A 2.5 PH..... SELLING THE RACE STUFFF......SORRY CAPS STUCK....
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12-14-2017, 07:58 PM #3
How much on the 12" mid ?
Cheaters never Win !!!
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12-14-2017, 08:10 PM #45000 RPM
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I best ask him again because I was focused on the powerheads but what are they worth sir and can you help with stock bridgeport heads flywheel and carbs , and I will when talking ask for you on a mid but he is reasonable sir
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12-14-2017, 09:02 PM #5
Sounds like an sst140 motor
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12-14-2017, 09:15 PM #65000 RPM
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I believe heard that reference, so can you expand that answer sir so as to better understand the class reference as far as the motor goes sir , I believe block and internals where spec and then carbs larger , heads shaved just as class rules allow . So a very suitable short block as far as reciprocating assembly just a tad high on compression .
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12-14-2017, 10:45 PM #7
http://www.screamandfly.com/attachment.php?attachmentid=363987&d=1483582873
Easily converted to right hand with your starter, flywheel and throttle linkage.
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12-14-2017, 11:02 PM #85000 RPM
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Thanks for the response so these were bridgeports or , I believe the motors I'm looking into are BP . Just trying to get informed before going forward .
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12-14-2017, 11:19 PM #9
Yeah, I have the apba spec sheet somwhere. I believe they were ported a bit hotter than a standard BP but not a whole bunch.
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12-15-2017, 07:56 AM #105000 RPM
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I will be getting a far more in depth discussion on these with him and I will understand the motor better now that I have been educated a bit here thanks . I can only suspect port matching is all that is allowed but don't know the rules . He mentioned carbs being larger possibly for the rpm that these sit at for the 20 minutes or so of race time . Is a stock carb rack easily had and heads . I believe he said fuel mix ,compression and carbs are all they are allowed and pinning of ring pins and improving reliability for duration with reciprocating assemblies with balancing and deburring . Not sure yet but he mentioned a shops name that they all came through for the series.
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12-15-2017, 09:29 AM #11Screaming And Flying!
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I'd leave the carbs on it if it's already setup. As said above, you just need a flywheel, starter and throttle/timing linkage to change rotation
Erik Kiser
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12-15-2017, 03:26 PM #12
Definitely keep the left handed carbs.
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12-15-2017, 08:28 PM #13Screaming And Flying!
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Old race stuff not to be used on timm walkers fissing boat......just my iom....
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12-15-2017, 09:36 PM #145000 RPM
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There are four of these powerheads from the program coming available and some 12 inch mids- double hydrolic and some #6 drives so if I your interested let me know and i will help . The power heads are 2500 each . All I have been told is they were good . So I can't tell you leak down or compression but was told they are from a race program and there are some cowls and skirts available as well . It seems like a great opportunity for the membership and preserving a bit of history .
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