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manifold or low

  1. LEE69

    Oil deposits under inlet manifold/low vacuum

    Been getting this but I have no split pipes. Also on idle i am getting about 18 on vacuum where as i use to get 22 I am boosting to 10 PSI no problem though. Been searching about and found out this valve Is called a suction pump valve and Part number for my AUQ engine is...
Lecatona HPFP (High-pressure Fuel Pump Upgrades)
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