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Old 03-15-2018, 03:41 PM
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Join Date: Sep 2005
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Default Yeah

Quote:
Originally Posted by Formulajones View Post
Doesn't look like that would work very well, no secondary accelerator pump shot, and when they removed the vacuum secondary diaphragm they just left the vacuum port open.

Some guys back in the day used to shove a screw in the vacuum secondary linkage making it more of a mechanical action and left the vacuum diaphragm in place. Even Dick Harrell mentions doing that on his cars when he was road testing the very first ZL1 built. I don't recommend it but to each his own.
Unless they jetted the crap out of it. I am concerned because the secondary sits open like that at idle??? Doesn't seem to be a way to adjust it tighter.

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