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Old 06-08-2018, 06:32 PM
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67 455 Bird ragtop 67 455 Bird ragtop is offline
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Join Date: Jul 2002
Location: Melbourne, Fl
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Quote:
Originally Posted by JLMounce View Post
I ran my FiTech on a P4B for about a year and a half before changing my top end and going to a torker ii.

It ran fine on the dual plane manifold. There were a few cylinders that had a bit of distribution change over the other cylinders, but nothing that would cause any concern, or register any power loss on the butt dyno.

Run what you have, change it only if you notice a problem.
Sounds like the old "If it ain't broke don't fix it" is the way to go.

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67 Firebird Convert 455 +.060 TH400 74cc KRE d-ports piston dished 16cc H-beam rods Comp Cam 305-AH-8 cam 108* LSA 253/260 @.050 duration .577/.594 lift w/1.65 rockers Ford 9" 3.50 Detroit Locker M/T Sportsman Radials 31x18x15 on Convo Pro 15x15s