Quote:
Originally Posted by 68Mustang
Right now I have a hydraulic flat tappet 239/247@50 541/565 106lsa.
I have the shift light set at 5900.
The motor is 10.6:1
1 5/8 headers
3200w/driver
8" ATI flash @5000
4.56 28x10.5 bias slick
Went a 1.468 6.931 98.4 MPH the other week.
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I would start with 10° to 15° more duration and i think you may want to consider a 104° lobe seperation, go with an aggressive lobe, good springs such as Manley NexTek {available for solid, hyd, and rollers} springs and titanium retainers