Thread: 427 Carb Jet Sizing
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Old 04-30-2014, 08:36 AM
jhv48 jhv48 is offline
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Location: Carlsbad, Ca
Cobra Make, Engine: SPF 2932 with 438 Lykins Motorsports engine. Previous owner of FFR 5452.
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Quote:
Originally Posted by blykins View Post
Power valve size?
6.5 power valve

The dyno tuning was done on a chassis dyno.

I had the same thought about over carbing, but the engine came with a 770 Street Avenger and when I ordered the new carb from ProSystems, I asked the same question and he recommended the 850 DP.
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