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521 Posts
DO a compression ck, does it make more than 165 ????? probably NOT use a 502A8LUN and grab ur ars that 722 deal the middle of the three is what i use in a 540 dragster running 5500-7500 @2000 lbsmakes no torque but good upper hp and after u find three tenths start working on the converter if it still hooks,,,