Thread: Hissing sound?
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Old 05-06-2006, 11:30 PM
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McssGmachine McssGmachine is offline
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Default Hissing sound?
I've always had a loud hissing sound come from around my throttle body, is this normal? I have a F.A.S.T ecu with a 790cfm throttle body that's feeding a 350 SB. Do you think its too small? I'm just curious because everbody ask me the same question.

Thanks

Brian
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