I have a 71 351W block and an 87 GT 302 block....which one would you build? I am just looking for a bunch of steetable HP in my 93 Coupe.
A 302 block will hold about 500 hp and a 351 block will hold about 650-700.. and it will cost you about the same money to build...more cubes= better...
The only reason I went with a 302 based stroker was because of not wanting to redo my exhaust and buying a new intake and dist...I wish i would have gone the 351 stroker way...I might even be selling my 347 so I can build a 427 Dart stroker
Mike
well i have built alot of 347s and 393W, the 393w seem to be alot more streetable because you don't have to build em as big to get the power, put it this way i have a customer i did a 393w in his car and he runs low 11s and drives it to the track, it had a mild tune, dual plane intake, and a small carb, and is totally street credible, I have a customer with 347 i built with about the same stuff and he runs low12s-high11s while driving it to the track, you don't have to wind em as tight either, the 393s build alot more torque accross the board witch is nice for the street.. just my .02$
2015 A6 Mustang GT that so far has gone 9.48@147 but still the fastest prochargerd S550 in the world aside from Tim Essick's!
www.Rodeheavershotrod.com
351W hands down. That 71 block will handle alot of horsepower. I'm running a 74 block. My engine makes just over 700hp and on top of that I've sprayed a fair amount of nitrous on it in the past. It has been in 2 different cars in the last 3 years and has never been apart yet. On the street it never runs over 170 degrees no matter if I'm in the city or on the highway. If you have a 351W to start with, the choice should be easy.
1990 Mustang LX
naturally aspirated TEA Trick Flow R headed small block, C4, 3016 lbs, stock suspension, 28x10.5
9.36 at 143 mph
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