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I have a 1979 20 foot formula thunderbird with a pre alpha mercruiser drive. When I got it there was a seized up chevy 305 so I went up to a mercruiser 260 or chevy 350. The prop that came with the boat is a 17 pitch prop and it lets the engine spike the tach well over 6000. Yesterday we went...
I have an older 73 boat that I am repowering I removed a Mercruiser 5.0 with the old triangular coupler. I got another much newer 93ish 5.0 from a local shop and bought the conversion coupler for it but come to find out it had a hole in one piston. So out I go for a new engine. I picked up a...
Ok I picked up a new boat and started getting into the engine found out the block was bad so I took the heads and exhaust into the machine shop to see if I could save them. Thinking I could just get a new block do a valve job and reuse most my old parts IE crank rods ETC.
Well the machine shop...
Ok so the boat that I just acquired had a "new" according to the old owner mercruiser 228 which is a chevy 305 that just needed to be finished putting together after pulling the Valve covers and intake I decided to pull the heads and see if the cylinders were rusted. Once I got them off I came...
I just acquired a 1979 Formula Thunderbird 233 on trade for an old waverunner I had. As far as I can tell it has a 1978 Mercruiser 228 with serial number "4929438" can someone correct me if I am wrong. The outdrive as best I can tell is an Alpha One but all the exterior plates are worn of is...
