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i have a miss at top end some time not all the time i thought is was out of fuel then turned it up to 7psi,and still have the same thing...i have msd 6al with a 7000 chip init mopar dist. lockedout and new cap and rotor....moros 8mm plug wires checked plugs yes. and they looked good .should i try more fuel???i have no clue as to what it maybe or where to start looking....souds as if its out of fuel what it sounds like....just dont know where the reg. should be on this mild motor or if its a ign. problem... thanks 
...7lbs. should be fine....do u have a fuel presures gauge that u can watch durning the run? is it losing pressure durning the run?..i'm not doubting it's ign. or rev limiter related,just throwing ideas...how long have you had this issue...does it seem to be getting worse..?
-1967 Plymouth Satellite #3555
446 cid on E-85
best 1/4 et 10.577 @ 127.58
best 1/8 et 6.722 @ 100.68
best 60ft. 1.419
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