USED  ABOUT 15 PASSES  MOVED UP TO A 14-71 XR1 DUE TO 7000 FT ALTITUDE 

TBS 2118 XR1 8-71  w 123.5 degree Rotors Hottest 8-71 On the Market.  😁

MAKES MORE BOOST THAN ANY KNOWN 10-71   

XR-1  8-71 Black Hard Anodize -   

Includes Adjustable top  opening  and Snout                       

XR-1 Race Blower 8-71               

(17.25"  Case) Measurment from Drivers side Rear Hole to back of blower   7"                           

This should make 10 lbs more boost than our    2026  8-71 billet case Hi Helix blower

RCD  Belt Guard =  103507-0008   with spacers  103500-0023      103500-0020     103500-0025    RCD  

 TBS-2118  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