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    2005 VP 5.7 to 5.0 Engine Swap

    I believe both engines are Vortec GM VP engines with MPI. Original 5.7 is a GI-J 300hp in a 2005 Chaparral Sunesta 252 . I searched many hours for a used 5.7 complete engine to drop in because of the salt water open cooling the motor and all components, manifolds, starter ,risers, alternator...
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    2005 VP 5.7 to 5.0 Engine Swap

    The 5.0 is a GM block, sorry
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    2005 VP 5.7 to 5.0 Engine Swap

    I know it's not the most ideal plan but I bought a 2004 5.0 complete running engine to replace a blown 2005 5.7. The 5.7 was raw water cooled and run in salt water so total junk. I am looking for assistance with the engine wiring harness difference. The 5.0 has the round harness plug (rear of...
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    VP 5.7 GI-J 2005 model boat engine replacement options

    Recently took on this project- 2005 Chaparral Sunesta 252 with a bad engine large hole in the intake. Looks like it got very hot and spewed over front of engine. I haven't checked the cylinders yet but guessing it's had some water intrusion. I'm looking for a used complete engine replacement and...
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    Commander 4000 Merc controller

    I thought I had downloaded showing how to remove the shifter but can not find it. My Commander 4000 shifter is loose. How do I remove the "throttle" only button to access mounting bolts? Thanks
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    Alpha Gen II Upper Shift Shaft Bushing

    Trying to replace upper shift shaft bushing/seal on Gen II (OF 249325). I read on here to replace "older" style (23-806036A1) with newer style (23-805041A2). My question is will this work correctly and do I just press bushing upward till it 's flush with bottom of Gimbal housing?
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    Is Gimbal Bearing Ruined?

    I have a 1994 Merc Gen II and last time out on lake my Gimbal bearing started to make noise when fully turning OD left and right. I noticed water seeping from lower shift cable while running on trailer so I pulled OD and water was very present, even in the ujoint bellow. The large rubber gasket...
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    Johnson 1997 25hp "3 cyl."

    I'm looking at buying a used 1997 25 hp Johnson two stroke that owner claims to be a good motor. I've had two of these Johnsons before and they were very good motors but they were two cylinder models and this one is a three cylinder model. Anyone have any suggestions as to the reliability of...
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    1998 Johnson 15 hp four stroke convert to tiller handle

    Anyone know what is needed to convert 1998 Johnson four stroke from remote to tiller handle? I've seen certain tiller handle conversion kits on Ebay for 8 hp and 6 hp. Will these work on the 15? These sell for around $250. Anyone know conversion kit part number or how to locate for this four...
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    1999 3.0 Flywheel/Starter/Coupler

    I know it's difficult sometimes to piece together various components to repower an existing boat but that's where I'm presently at. My question is I have a 1999 Volvo GS 3.0 and I'm trying to install in a 1994 Mercruiser Alpha One Gen II. The flywheel from the Volvo is 14" with no holes for the...
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    Checking Cracked Block 3.0

    I am checking my Volvo (GM) 3.0 4 cyl for cooling system/cracked block. I pressurized the system and could hear air escaping. I sprayed soapy water around head and found air is escaping around head gasket on port side. I have the exhaust/intake manifold off and putting air into thermostat...
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    2000 Model Penta 3.0 Engine

    I have found a used 2000 model Penta (GM) marine 4 cyl engine for sale. The seller says it may have blown head gasket. He was running WOT and engine bogged/sputtered. He came to stop and says later engine ran fine. No overheat,loss of oil pressure. He removed/replaced with new engine. He states...
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    Merc 4000 Remote Problem

    I recently switched my Merc Commander 3000 to a 4000. This was done on a 1994 model Bayliner Capri w/Alpha Gen 2. The problem is that when I push in the neutral button (to give it gas w/out engaging prop) and return it to neutral the button "pops" out into the floor. What am I missing? Any help...
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    Can I use "short" shaft o/b on "long" shaft transom?

    I have a 2000 model Johnson 25HP short shaft and I am trying to use it on a "Tracker" Grizzly 1448 aluminum john boat. The transom measures 21" inside and my a/v plate is approx. 3" above keel. It looks like I could lower engine 3" and tiller arm will clear. Could I use a T-H Marine Mini Jacker...
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    Mercruiser Contol Swap

    I have a 1994 Merc Alpha Gen 2 w/ commander 3000 control and was wanting to know if I can replace it with a newer (2005) Mercruiser factory control. The 3000 plastic housing has broken tabs and doesn't stay together during shifting resulting in rough operation.
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    3.0 Merc Fuel Pump Filter

    Anybody know the story behind the funny looking dome-shaped item called a filter in Merc 3.0 fuel pump filter #35-11004A1? I am just curious because I was expecting a paper element. I really enjoy reading this forum. Lots of helpful information and wonderful people!
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