Tap and die sets include a gauge that calculates threads per inch. Select the corresponding die that matches with the reading on the thread per inch gauge, and set the die in the handle that comes with the set.
The IROC-Z model of the Chevrolet Camaro first made its public appearance in 1985 as an add on option to the 1985 Camaro Z28 model. But its origin began long before that. IROC stands for International Race of Champions which is an automobile racing series similar to what NASCAR is.
Chevrolet Corvette (C3) This article is about the third generation Chevrolet Corvette (C3). For general Corvette information, see Chevrolet Corvette. The Chevrolet Corvette (C3) is a sports car that was produced by Chevrolet for the 1968 through 1982 model years. Engines and chassis components were mostly carried over from the previous generation, but the body and interior were new. It set new sales records with 53,807 produced for the 1979 model year.