Thread: Exhaust popping
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Old 12-06-2009, 08:39 PM   #33
chicklin
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Join Date: Jun 2008
Location: Kansas City, MO
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Re: Exhaust popping

Quote:
Originally Posted by BRUISER View Post
Several others have mentioned the cam, I'm wondering if it's wiped a lobe myself. Just pull the valve covers and remove power to the HEI so it won't start. Have someone turn it over while you watch the rockers and see if you notice a lazy one.
Yeah, I probably shouldv'e thought of that when I had the covers off

Quote:
Originally Posted by BRUISER View Post
Also, don't rule out the carb just yet. If you know of one you can borrow off a good running truck, bolt it on and try it out.
Also a good idea. I have my old carb still. The choke was fried, but it still ran.

Quote:
Originally Posted by BRUISER View Post
One other thing you can check by hand or with an infrared thermometer (if you have one or can borrow one/rent one) would be to start the engine dead cold and check the exhaust port temps either by hand or by infrared thermometer and see if you have one not warming up at the same rate of the others.
Good thinking, never thought of that.
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