× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: low manifold vacuum
Posted to Technical Discussion Forum on 8/29/2007

i performed a static compression test on two cylinders and found 180-200 psi-ok. now i'm convinced the engine mechanical is likely ok.

well i found that the engine builder had installed a camshaft that lacked the long pin (0.685") to drive the opti spark dis... Login to read more.