This beautiful adapter will fit most 9 inch motors, Hyper9, ADC, HPEVS AC-35, Dual AC-35, AC-50, AC-51 and NEMA B Face. Built of 6061-T6 billet aluminum it comes with mounting hardware and coupler.

This adapter fits pre 1986 Small Bock Chevy V6/V8 transmissions. Please contact sales@evwest.com if you have any fitment questions.



NOTE:All couplers are machined to be an interference fit and must be heated on a hot plate to 600 degrees prior to installation on the motor shaft.

NOTE: If you are using this adapter with a Netgain Hyper 9 motor you must install a Hyper 9 spacer ring before installing the motor shaft coupler. If your purchased the motor through EV West one is included with the motor. If you have purchased it elsewhere you can purchase one here HERE