5.0 efi to carb

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Old Oct 20, 2009 | 09:22 PM
  #1  
BrizzleOrizzle's Avatar
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5.0 efi to carb

anyone on here good on 5.0's? i bought an 86 cougar with a 5.0 302 for 100 bux. the only thing wrong with it is the main engine harness caught on fire and it burnt the distributor and half the harness. also the aod tranny doesnt have 3rd or fourth. the tranny cable broke and it was driven like that until it burnt it up. anyway im looking to make it carb'ed and fix the tranny. any ideas on what all it would take? im thinkin new intake,new carb, new fuel pump, pressure regulator, new distrubutor, and new coil. and on the tranny im hoping just a band is burnt? anyone have experiance help would be appreciated
 
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Old Oct 20, 2009 | 09:44 PM
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05RedFX4's Avatar
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The 5.0 in the mid eighties cougar is still a standard small block ford. Any intake that fits a 260, 289, 302, etc. will fit and so will any small block distributor. Just make sure if you run a carb, you drop your fuel pressure down to 6-7 psi, either with a regulator or an old school mechanical pump. Also do some research and find out what the firing order is on your motor, the traditional small blocks had one firing order and the 351 Windsor had a different one. Ford used the 351W firing order on the 5.0 H.O. used in the stangs and the mark 7's and I'm not sure what the T-bird/cougar and crown vic/grand marquis 5.0 had. The motor looked like the mustang engine but it was not the same, 225 HP vs. 150 HP and the stang motor had sequential injection and the t-bird motor got bank to bank injection. Also the stang had a hydraulic roller cam starting in 85 and the bird motor did not.
 
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Old Oct 23, 2009 | 07:48 PM
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You will have to drop the tank and take out all the guts for efi pump and filter. Attach a 3/8 fuel line down in it. You'll need to get an electric fuel pump. 5-7psi is good. If pump has more, you must use a regulator. Stay away from rotor/ vein pumps. They get hot, and are not reliable for daily driving and long distances. Would suggest dual plane intake with 600 carb and an HEI style dizzy. They have GM internal parts, so you can always do a quick fix if you have to. Make sure dizzy gear is for a roller cam if that's what in your engine. The dizzy gears are different materials. Other than that, I think that is about it.
 
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Old Oct 25, 2009 | 12:39 AM
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BrizzleOrizzle's Avatar
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took the motor out today to clean it up and inspect. no rollers and the thing is really sludged up. its going to be a street/strip car. just a project to pass the time. but from what you guys have said and what i have read it looks like itll be easy.
 
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