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Originally Posted by dlofc I know you already have a V8 but i just wana add my 2cents. V8 in the II's on had 30 more horses from what the 1974 v6 had. The 1974 v6 had 105 horses versus 135 in the 1975 v8. |
That only applies if you keep things stock... and I don't know of anyone going to all the trouble to put a V8 in there and doing so with original parts.
Just a 4-bbl. carburetor and intake is over 25 horsepower on a 302. Eliminating the smog crap (tiny 2" exhaust, exhaust manifolds, catalytic converters, smog pump, EGR, restrictive air cleaner) is worth an extra 20 or so. Just those upgrades alone leave you in the realm of 160-180 horsepower... 1985 Mustang GT numbers.
If you don't use a mid-70s 302 with it's crappy dished-to-the-point-of-no-compression pistons, and use a mild cam from any given performance cam builder, you're over 200 horsepower, even with the stock heads (Stock mid-70s 302 heads actually aren't that bad, it's the crappy pistons underneath them that give the lack of compression and performance).
302 also has more torque than the 2.8 is capable of while naturally aspirated.
There's honestly nothing wrong with building up a 2.8. My dad has one in his 1977 Ford Capri (the German car that the 2.8 was originally built for), and it's a screamer with a 2-bbl. Motorcraft 2150 from a 302 and open headers (he hasn't picked an exhaust system yet). But my dad's actually having me build him a 302 to replace it because of the cost of replacement parts and the fact that he wants more.
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1976 Ford Mustang II Ghia: 302 with a 600cfm Edelbrock carb, Edelbrock Performer 289 intake, Dynomax Blackjack headers, 2.5" exhaust with Flowmaster Super 44s. RJS 11-gallon fuel cell, C4
tranny, chrome 16" pony wheels, fuzzy dice, brown vinyl half-top, and painted in the tackiest color ever (harvest gold, that's why I call it "The Goldenrod").
Also have a 2003 Dodge Ram (lightly modded daily driver/tow rig/office/dining room/home away from home/workshop... I call it "The Big Blue Dawg".)