Ford 351 w / merc 233
Moderators: BeaconMarineBob, Moderator, BeaconMarineDon
Ford 351 w / merc 233
does anyone else have these engines? If so do you have a 2BBL or 4 BBL carb and intake? did that engine come with a 2BBL option from Trojan? trying to get to the botton of this.
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers
- prowlersfish
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Re: Ford 351 w / merc 233
The 233 hp Merc was offered by Trojan It was a 351W Ford based engine . It came with a 2 barrel carburetor only . The also offerd a 255hp that was a 4 barrel . I have owned both
What questions or issues do you have ?
What questions or issues do you have ?
Boating is good for the soul
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat

Re: Ford 351 w / merc 233
you just answered them. sending the carbs out to be rebuilt.
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers
Re: Ford 351 w / merc 233
I have the ford 351 in my 1975 F32 with the 2 bbl carburetors. The motors run fine. The only issue I have is I had to put manual chokes on them. Both motors want to be fully choked on the first start, as soon as the motors start I can fully open the chokes and they run just fine.
Trojan F32 Flybridge 1975
Twin Ford 351s
Albany N.Y.
Twin Ford 351s
Albany N.Y.
Re: Ford 351 w / merc 233
What kind of RPMs and WOT speeds are you getting?ken64k wrote: ↑Tue Dec 18, 2018 6:56 pm I have the ford 351 in my 1975 F32 with the 2 bbl carburetors. The motors run fine. The only issue I have is I had to put manual chokes on them. Both motors want to be fully choked on the first start, as soon as the motors start I can fully open the chokes and they run just fine.
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers
Re: Ford 351 w / merc 233
To tell you the truth I never ran it at WOT so I can not give you those numbers. Most of the time I run between 3000 and 3200. AT 3k I running around 16 MPH.
I like to keep the speed down so I can see my surroundings.
I like to keep the speed down so I can see my surroundings.
Trojan F32 Flybridge 1975
Twin Ford 351s
Albany N.Y.
Twin Ford 351s
Albany N.Y.
Re: Ford 351 w / merc 233
Im getting 3200 at WOT 16 mph. I should be getting 3600 easy.
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers
- prowlersfish
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Re: Ford 351 w / merc 233
WOT specs are 3800-4200 rpm
Boating is good for the soul
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat

Re: Ford 351 w / merc 233
..... im trying to work from the engine back. Carbs are being rebuilt now. Would timing also lower RPMs at WOT?
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers
- prowlersfish
- 2025 Gold Support
- Posts: 12723
- Joined: Sat Nov 05, 2005 6:56 pm
- Location: Lower Chesapeake Bay ,Va
Re: Ford 351 w / merc 233
Yes timing sure could
Boating is good for the soul
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat

Re: Ford 351 w / merc 233
Ok. New plan. Carbs being rebuilt. Changing the points to electric ignition. Will reset timing. Changing the plugs amd wires.
Wil check to make sure that the carberators are opening up all the way and that the cable doesnt need to be adjusted.
Replacing the fuel filters to make sure there is no restrictions there.
Checking with a tachometer gun to make sure the tachometers are reading correctly.
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers
- prowlersfish
- 2025 Gold Support
- Posts: 12723
- Joined: Sat Nov 05, 2005 6:56 pm
- Location: Lower Chesapeake Bay ,Va
Re: Ford 351 w / merc 233
Good planCaptrichc wrote: ↑Thu Dec 27, 2018 1:11 pmOk. New plan. Carbs being rebuilt. Changing the points to electric ignition. Will reset timing. Changing the plugs amd wires.
Wil check to make sure that the carberators are opening up all the way and that the cable doesnt need to be adjusted.
Replacing the fuel filters to make sure there is no restrictions there.
Checking with a tachometer gun to make sure the tachometers are reading correctly.
Boating is good for the soul
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat
77/78 TROJAN F36 Conv.
6BTA Cummins diesels
Life is to short for a ugly boat

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- Moderate User
- Posts: 450
- Joined: Fri Mar 18, 2005 1:24 pm
- Location: Spanish Fort, Alabama
Re: Ford 351 w / merc 233
My F32 had 233hp Merc's and they were very good engines. As to the RPM question, I would hit about 4200 - 4400
depending on load, Gas, etc.
depending on load, Gas, etc.
WillieTrojan (Owned F32, Willpower in Kinsale, Va)
Spanish Fort, Al
Looking for 33 International
Spanish Fort, Al
Looking for 33 International
Re: Ford 351 w / merc 233
Thanks Willie. At least i know what i am striving for.
1974 f32 Sedan
Twin 233 Mercruisers
Twin 233 Mercruisers