Horsepower Inc Catalogue

Sportster® Throttle Body Kit | Fits all fuel injected Harley-Davidson® Sportster® motorcycles. One of HPI’s newest products and the only Sportster® throttle body upgrade on the market, this unit allows for more airflow over the stock 45mm throttle body. The kit includes a Billet-

Pro air cleaner equipped with a K&N lifetime warranty air filter element. Designed to improve horsepower gains between 8-10hp depending on other build modifications.

Part #

Diameter

Intake Runner

HPI-51S1-62

51mm

1.620

HPI-55S1-62

55mm

1.620