B-5 gear kit for Gt5A-ES engine ONLY

Use this kit to replace the B-5 crankshaft helical gear on SkyHawk Gt5A-ES Pedal start and Electric drill start engines ONLY!!!  WILL NOT FIT ANY OTHER ENGINE

B3CCW Allen head screw is CCW rotation with left hand threads as required for Gt5A-ES engines.   All other engines have standard CW or right hand thread B-3 slot head screws. 

Instructions are include with kit.

Includes Star washer and Key