This is the Pull Start Shaft Holder with One-Way Bearing for the HPI Nitro Star 4.6cc engines. This fits the HPI K4.6 and 4.6 HO engines. These engines are in vehicles such as the HPI Savage 4.6 and Hellfire trucks.
FEATURES:Back steel construction
INCLUDES:One pull-start shaft holder with one-way bearing
REQUIRES:Installing on engine