1st Gen Ram Tech '93 & older Rams: This section is for TECHNICAL discussions only, that involve 1993 Rams and older. For any non-tech discussions, please direct your attention to the "General discussion/NON-tech" sub sections.

1974 d200 bbd

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Apr 5, 2017 | 08:02 AM

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iamphil

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1974 d200 bbd

i have no vacuum at the large rear vacuum port at idle. is this normal? if it is. what is the best way to adjust the mixture screws with a vacuum gauge on this vehicle?

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