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Old 08-12-2011, 06:05 AM
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bret bret is offline
MC Devotee
Join Date: Aug 2004
Boat: Prostar 190, 1993, Anniversary Limited.
Location: Heber Springs, AR
Posts: 1,069
I think that bore is 46mm, where as the bore needed for a 454 unit is 50mm, thus machining of the standard 350 TBI unit. I'll see if I can contact a guy I know to confirm that.
1993 25th Anniversary Limited ProStar 190, #17
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