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Shane65 · 07-08-2004, 09:32 AM

You need a hand held vacuum pump(like Mity-vac). The engine is off and the pump is connected to the vacuum port of the booster. pull 20" of vacuum and see if it will hold that vacuum. What manifold vacuum do you have at idle?

07-08-2004, 09:32 AM	#5
Shane65 Registered User Join Date: Oct 2003 Location: Ontario Posts: 108	You need a hand held vacuum pump(like Mity-vac). The engine is off and the pump is connected to the vacuum port of the booster. pull 20" of vacuum and see if it will hold that vacuum. What manifold vacuum do you have at idle?