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Old 12-18-2025, 08:35 PM
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scott70 scott70 is offline
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Join Date: May 2002
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Quote:
Originally Posted by Skippy597 View Post
Thanks Lee. That's a big move to drop off 8 degrees on the intake side from what I've read everywhere is that would put it below a hydraulic Ram Air IV grind. I'm thinking with the increased exhaust duration and wider lsa than you ran 112 vs 108 I think it will be ok??? Maybe... I'm not sure but I think I'm gonna try the custom crower SFT cam. If it's terrible I can change it later it's not a big deal or big investment compared to a roller setup. I might loose lash it a hair to give the bottom end a boost.
I used to run the UD 255/263 SFT and that cam liked around 5900 shifts also. That was a nice cam.

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72 lemans,455 e-head, UD 255/263 solid flat,3.73 gears,,,10" 4400 converter,, 6.68 at 101.8 mph,,1.44 60 ft.2007
(cam 271/278 roller)9"CC.4.11gear 6.41 at 106.32 mph 1.42 60 ft.(2009) SOLD,SOLD
1970 GTO 455 4 speed #matching,, 3.31 posi.Stock manifolds. # 64 heads.A factory mint tuquoise ,69' judge stripe car. 8.45 @ 88.1 mph on slippery street tires.Bad 2.19 60ft.Owned since 86'
 


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