6-71 XR-1 Hi Helix with Snout 

       For classes that require a 6-71, but you need Ultra Boost.

     123.5 degree twits rotor  ( Also available in 60 degree )

     XR-1 Race Blower 6-71     STD   (17.25 Case)

XR-1 6-71

The XR Series superchargers from The Blower Shop have been developed over a period of more than 30 years. Extensive in-house and off site testing has helped us put everything we know into developing the best race blower that money can buy. Every aspect has been designed using 3D CAD / CAM systems as well as on-site Blower Dyno testing. If you are interested in owning one of the most Elite and Race Proven Superchargers on the market, you have arrived.

The Blower Shop has helped customers Win Races, Earn Championships and Break World Records since 1987. Let us help you do the same.

Designed for use in the following classes: Top Fuel, Hydro, Tractor Pulling, Nostalgia Funny Car, and Nostalgia Dragster Classes