You may be able to save money by using an alternative listed below.

 Use PN: ALY8520LS for Alternator without the pulley. Can use AL12-P70 which includes the Plane Power alternator and all brackets/hardware for initial installation. Plane Power alternators offer significant improvements over legacy aircraft alternator offerings including: - 2 year warranty - After initial installation of the conversion kit; all subsequent alternator replacements require a purchase of the alternator only thus saving more money. - Generates substantially higher power at lower engine RPM - Generates significantly less heat while producing rated power - Generates rated power at typical aircraft cruise RPM - Vastly improved balancing which drastically reduces bracket failure - Greater reliability significantly increased service life - Weighs up to four pounds less