no kidding ive done my fair share of those heads..
..i am flabergasted at the keeper wear on the valves...
was he running alot of valve spring?..also curious as to valve stem wear on the valve...? was there much?
i hope he is getting new rings in the motor..cause its all gonna go out that end now..
if not...lol....
nice job..Dwayne.

365" Iron J heads,,3480lbs best 1.39 60ft on SS springs.10.54,124 mph ...6.67 1/8th et.average 60fts 1.46 w/ small cam &.063 no2 pill tagged & insured
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