Engine swap

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Old Aug 24, 2015 | 06:48 PM
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Engine swap

I have a 1985 F150 that has the 300 straight 6 in it. I want to swap it with a v8. A friend gave me a 2002 5.4 L and from what I've read I'd have to completely redo the whole power train to make that work. I was just wondering if this is true.
 
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Old Aug 24, 2015 | 09:25 PM
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That swap is more work and expense than it's worth. Yes, you would need a different tranny and a whole bunch of custom electronics and wiring. A 302 or 351W is a much easier swap.
 
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Old Aug 24, 2015 | 09:40 PM
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Originally Posted by glc
That swap is more work and expense than it's worth. Yes, you would need a different tranny and a whole bunch of custom electronics and wiring. A 302 or 351W is a much easier swap.
That's what I was thinking. Just wanted to double check before I sold the 5.4. I'll be going with a 351. Thanks for the help
 
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Old Aug 25, 2015 | 08:31 PM
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460

I have a 4 speed in the truck right now and was maybe wanting to go with a 460. I don't drive the truck very far so gas mileage isn't an issue. Just want power. I was wondering if the 460 would fit easily in the truck or would it take a lot of modifications
 
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Old Aug 26, 2015 | 01:47 AM
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300 to 351W swap

I have a 1985 f150 with a 300 and 4 speed manual transmission I want to swap the motor with a 351w but wanted to know if the 351 would fit my transmission or if I'd need a new transmission or bell housing. Just want to know what I'd be getting into before I go that route. Any help is appreciated. Thank you
 
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Old Aug 26, 2015 | 12:01 PM
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That six you want to take out is one of the best engines Ford ever sold.
 
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Old Aug 26, 2015 | 12:34 PM
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Originally Posted by Roadie
That six you want to take out is one of the best engines Ford ever sold.
It is a good engine but underpowered for what I need it for. Therefore I need a V8
 
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Old Aug 26, 2015 | 09:17 PM
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The 300 uses the Windsor bellhousing pattern, so the trans will fit. You will have to find a manual transmission flywheel for a 351 if it came out of an automatic.
 
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