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This all new 4 speed duplicates the General Motors factory RPO Code M20. It is only offered in a 10 spline input and 27 spline output.
This completely new M20 has a 10 spline input shaft and 27 spline output shaft. It comes with univer..
Replace your worn out M20 Muncie gears with a completely new set of HIGH QUALITY Italian made ..
--- NOTICE --- WE NO LONGER SHIP TO CANADA & PUERTO RICO
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