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    1995 5.0 2v to 4 v

    I have a 1995 Seaswirl 201 with a 5.0(302) with a 2 barrel carburetor. I'm thinking about changing to a 4 barrel carburetor. Holley # 0-80551 which is a universal model or 0-80319 which is for a 351 V8. Will the later carb work on a 302. Would a automotive intake work. Thining about a Weiand...
  2. H

    what engine oil should I use

    I have a 1995 seaswirl 201 with a 5.0 engine. The owners manual says to use straight 30 wt. i called a boat shop & they said to use valvoline 15-40. I was wondering if it would be alright to use, even ithough the manual says 30 wt. I live in California & the boat is used @ a 5000 ft elevation...
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