Rochester Quadrajet

You’ve got questions, we’ve got answers. We work with the Summit Racing tech department to help you tackle your auto-related conundrums. In this week’s Mailbag, we’re discussing removal of emissions controls on, and rebuilding a carburetor for, an ’85 Monte Carlo SS. Q: Two questions: I have a stock 1985 Monte Carlo SS with a 305. I have

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re exploring possible causes for leak downs in Quadrajet carburetors. S.O. • Round O, SC Q:  I have seen numerous Rochester Quadrajet carburetors that have a leak down problem when the car sits idle for a day or more.