Cog supercharger rear overdrive pulley set for Magnuson and early SLP TVS1900 & TVS2300 superchargers. These are designed for the jackshaft versions with rear bolt on pulleys only. This pulley combination will add 3.5 lbs of boost when upgrading from the standard 1:1 ratio pulleys.
Parts included with the set:
1-30 mm wide 30 tooth guided pulley
1-30 mm wide 36 tooth pulley
1-Gates GT3 Cog belt