need help my 302 carb engine wont rev over 4000

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need help my 302 carb engine wont rev over 4000

hbr40
Grudge Racer
hbr40
Grudge Racer
Joined: Jul 25 2011, 01:26 PM

Aug 29 2011, 12:53 AM #1

I have changed coil,distibuter,cap,roter button,modual,plugs,wires,fuel pump,changed jets in the carb ? even checked the timing several times? I am not using a ignition box i have the distributer and coil run on a toggle switch ? if any one has any suggestions plz post call or text ? 828-817-6591 thanks chris
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hbr40
Grudge Racer
hbr40
Grudge Racer
Joined: Jul 25 2011, 01:26 PM

Aug 29 2011, 03:54 PM #2

replying bigmeat 68
it has a e 303 cam i did not build this motor so dont know what size valve springs are in it. the guy i got it from said the springs were supposed for that cam.how can i know if they arent the right ones ?
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markv
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markv
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Joined: Dec 13 2007, 01:31 AM

Nov 17 2011, 09:50 PM #3

Do you know the fuel pressure at 4000 rpm?
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