Tach Shafts

Tach Shafts

Tachometer shafts are cleaned and Magnaflux® inspected.  The shaft is then ground and hard chromed for improved wear.  The shafts are then finish ground to new limits, Magnafluxed® and a maintenance release is issued for return to service.


Tach Shafts

Part# Pin# Application Core OVH

Core prices Based on Availability

71643 STD-1199 IO-720 Only RFQ $65.00
75708 78368 O-235 (Most) $35.00 $65.00
76155 78368

IO-540 (Most) (Direct Drive)

$50.00 $65.00
76121 78368 IO, AIO, LIO, AEIO-320, O, LO, IO, HO, LIO, TIO,AEIO, TO-360 $45.00 $65.00
76121 LW-18667 O-320-A, O-320-E $45.00 $65.00
68757 STD-1199 O-320-A & E, O-340 RFQ $65.00
60930 45530 VO-360, IVO-360-A1A, O-235-C, O-290-D, D2, D2C $45.00 $65.00
LW15032 STD-2169 O-320-H, O, LO-360-E1A6D $35.00 $65.00


Prices listed above are “per item” and do not include parts, except where noted. All prices USD.
Five day turnaround is normally available upon request for all items above except crankshafts requiring re-nitriding. 
Certain items may be issued a Dual Release (FAA/EASA). Prices are subject to change without notice.

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Disclaimer: While reasonable efforts have been made to ensure all information on this website is accurate, Aircraft Specialties Services does not assume responsibility for any errors or omissions. All specifications, illustrations, data and prices are subject to change without notice. Applications and interchangeability information depicted on this website is strictly for reference only. Installers must consult the engine/airframe IPC for the manufacturer’s approved data. All prices "each" unless specified. Images represent attributes, not quantity. Application information is provided for reference only. Make sure to refer to the applicable airframe/engine manufacturer's manual for exact application information.