Factory Valve-Spring 'Load Rates'
krazykuda said
Ok, how about the 340 springs???
Click to expand...
I have used the 'Factory Stock' 340 Valve Springs with the
'Hydraulic' .484" Lift /284* Duration Camshaft.
But that is as far as I will go, and with 3.91 Gears as a 'Maximum' Rear-End Ratio.
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