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Old 11-17-2010, 04:44 PM   #13
snj8198
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Join Date: Feb 2007
Location: Star Valley, WY
Posts: 2,038
Re: NV4500 swap is underway

Im running the 5:61 with upgraded main shaft and 32 spline out. shifts nice with the broad bb power band.

What series center force are you planning to use?

What kind of fly wheel does the 8.1 have? 1 piece? 2?
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1971 GMC Longbox. Full Roller Stroker 489 w/ FiTech EFI, Chris Straub Cam/NV4500/205/D60/14B w. Grizzly Locker and 4.11's. 2" Lift on 33's
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