alot of the 347 strokers have the wrist pin cutting into the oil ring groove on the piston.. HP difference isnt much.. 5-10HP... same with torque..
personally, I prefer the 331 if you want it to last.. if you are racing, the 347 is cool..
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84 convt,'95 302,AFR's, performer
3.55's, underdrives stock shorties
stock cam, 1.7's
14.06@100.21, 255RWHP on a hot day
265 on the mph/weight chart
[This message has been edited by Dark Knight (edited 05-18-2001).]
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