ATA 77 — Engine Indicating

7,396 parts classified under this chapter

Reliability rollup

96%Median scrap propensity

1,516 parts · 4,652 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
10-03632	Mitchell Tachometer Cbl 50-89	—	—	77	Instruments	OEM
10-03644	SLI Mechanical Tachometer C668020-0204	—	—	77	Instruments	OEM
10-03646	SLI Mechanical Tachometer C668020-0219	—	—	77	Instruments	OEM
10-03647	SLI Mechanical Tachometer Cessna C-150 Marking Redline 2750 C668020-0201	—	—	77	Instruments	OEM
10-03648	SLI Mechanical Tachometer C668020-0220	—	—	77	Instruments	OEM
10-03649	SLI Mechanical Tachometer C668020-0203	—	—	77	Instruments	OEM
10-03650	SLI Mechanical Tachometer C668020-0218	—	—	77	Instruments	OEM
10-03651	SLI Mechanical Tachometer Cessna C-172 Lit Marking Redline 2400 S3329-1	—	—	77	Instruments	OEM
10-03653	SLI Mechanical Tachometer Cessna C-172 Marking Redline 2700 C668020-0202	—	—	77	Instruments	OEM
10-03654	SLI Mechanical Tachometer C668020-0225	—	—	77	Instruments	OEM
10-03655	SLI Mechanical Tachometer C668020-0224	—	—	77	Instruments	OEM
10-03656	SLI Mechanical Tachometer Cessna C-172S Lit Marking Redline 2700 S3329-5	—	—	77	Instruments	OEM
10-03657	SLI Mechanical Tachometer C668020-0210	—	—	77	Instruments	OEM
10-03658	SLI Mechanical Tachometer C668020-0214	—	—	77	Instruments	OEM
10-03659	SLI Mechanical Tachometer C668020-0217	—	—	77	Instruments	OEM
10-03660	SLI Mechanical Tachometer Cessna C-182 Lit Marking Redline 2400 S3329-4	—	—	77	Instruments	OEM
10-03661	SLI Mechanical Tachometer Cessna C-206 Lit Marking Redline 2700 S3329-6	—	—	77	Instruments	OEM
10-03662	SLI Mechanical Tachometer C668020-0213	—	—	77	Instruments	OEM
10-03663	SLI Mechanical Tachometer C668020-0212	—	—	77	Instruments	OEM
10-03664	SLI Mechanical Tachometer C668020-0216	—	—	77	Instruments	OEM
10-03665	SLI Mechanical Tachometer C668020-0209	—	—	77	Instruments	OEM
10-03666	SLI Mechanical Tachometer C668020-0223	—	—	77	Instruments	OEM
10-03667	SLI Mechanical Tachometer Cessna C-T206 Lit Marking Redline 2500 S3329-7	—	—	77	Instruments	OEM
10-03668	SLI Mechanical Tachometer C668020-0206	—	—	77	Instruments	OEM
10-03669	SLI Mechanical Tachometer C668020-0207	—	—	77	Instruments	OEM
10-03670	SLI Mechanical Tachometer C668020-0208	—	—	77	Instruments	OEM
10-03674	SLI Mechanical Tachometer 2801-0025 Piper	—	—	77	Instruments	OEM
10-03675	SLI Mechanical Tachometer 2801-0023 Piper	—	—	77	Instruments	OEM
10-03676	SLI Mechanical Tachometer 2801-0022 Piper	—	—	77	Instruments	OEM
10-03678	SLI Mechanical Tachometer 2801-0026 Piper	—	—	77	Instruments	OEM
10-03679	SLI Mechanical Tachometer 2801-0027 Piper	—	—	77	Instruments	OEM
10-03680	SLI Mechanical Tachometer 2801-0028 Piper	—	—	77	Instruments	OEM
10-03681	SLI Mechanical Tachometer 2801-0029 Piper	—	—	77	Instruments	OEM
10-03682	SLI Mechanical Tachometer 2801-0030 Piper	—	—	77	Instruments	OEM
10-03684	SLI Mechanical Tachometer Blank Dial 2300 RPM SL1010-55000-11N00	—	—	77	Instruments	OEM
10-03685	SLI Mechanical Tachometer Taped Markings	—	—	77	Instruments	OEM
10-03686	SLI Mechanical Tachometer Blank Dial 2300 RPM SL1010-43000-11	—	—	77	Instruments	OEM
10-03687	SLI Mechanical Tachometer Blank Dial 2500 RPM SL1010-55000-14N-00	—	—	77	Instruments	OEM
10-03688	SLI Mechanical Tachometer Blank Dial 2500 RPM SL1010-43000-14	—	—	77	Instruments	OEM
10-03689	JPI M113-3/8 CHT Gasket Probe	J.P. Instruments	—	77	Instruments	OEM
10-03726	JPI EDM 960 6C Twin Engine Monitor System EDM-960-6CP-2	J.P. Instruments	—	77	Instruments	OEM
10-03727	JPI EDM 960 4C Twin Engine Monitor System EDM-960-4CP-2	J.P. Instruments	—	77	Instruments	OEM
10-03803	Oil Probe OP1224VT5H.5	—	—	77	Instruments	OEM
10-03860	Alcor By Tempest 46157 CHT / CHT Meter	ALCOR	—	77	Instruments	PMA
10-03861	Alcor By Tempest 46115 EGT / EGT Meter	ALCOR	—	77	Instruments	PMA
10-03864	JPI Upgrade To EDM 730 Or 830	J.P. Instruments	—	77	Instruments	PMA
10-03875	Westach Fuel Sender AP-H24-D120-5V	Westach	—	77	Instruments	PMA
10-03888	Westach 2-Inch Round Dual EGT 700-1700F 2Dc2 Non TSO	Westach	—	77	Instruments	OEM
10-03892	Westach CHT Probe K Wire 18MM Ring 712-5Wkk Non-TSO	—	—	77	Instruments
10-03898	Flight Data System T-30 Electric Tachometer	—	—	77	Instruments	OEM