ATA 85 — Reciprocating Engine

20,859 parts classified under this chapter

Reliability rollup

91%Median scrap propensity

2,637 parts · 5,796 SDR reports

From FAA Service Difficulty Reports

Part Number	Description	Manufacturer	Airframe	ATA	Category	Status
72877 69529	Tappet Body	—	—	85	Engine Accessories	OEM
72877 69529	Tappet Body	—	—	85	Engine Accessories	OEM
72877R	CAM FOLLOWER	—	PA-31 Navajo	85	unknown
72897	VALVE GUIDE	—	—	85	Engine Accessories	OEM
73027	DRAIN LINE	—	R44	85	unknown
73111	EXHAUST VALVE	LYC	PA-32 Saratoga M20J	85	Engine Accessories
73134	Cylinder Assembly	—	—	85	Engine Accessories	OEM
73134	Cylinder Assembly	—	—	85	Engine Accessories	OEM
73149	Cylinder Assembly	—	—	85	Engine Accessories	OEM
73149	Cylinder Assembly	—	—	85	Engine Accessories	OEM
73156	Cylinder Assembly	—	—	85	Engine Accessories	OEM
73156	Cylinder Assembly	—	—	85	Engine Accessories	OEM
73412	Push Rod	—	—	85	Engine Accessories	OEM
73413	PUSHROD	—	R22	85	Engine Accessories	OEM
73414	Push Rod	—	—	85	Engine Accessories	OEM
73415	Push Rod	—	—	85	Engine Accessories	OEM
73417	Push Rod	—	—	85	Engine Accessories	OEM
73418	Push Rod	—	—	85	Engine Accessories	OEM
73419	Push Rod	—	—	85	Engine Accessories	OEM
73420	Push Rod	—	—	85	Engine Accessories	OEM
73434	Push Rod	—	—	85	Engine Accessories	OEM
73435	Push Rod	—	—	85	Engine Accessories	OEM
734352	PUSHROD	—	—	85	Engine Accessories	OEM
73436	Push Rod	—	—	85	Engine Accessories	OEM
73437	Push Rod	—	—	85	Engine Accessories	OEM
73445	Push Rod	—	—	85	Engine Accessories	OEM
73446	Push Rod	—	—	85	Engine Accessories	OEM
73447	Push Rod	—	—	85	Engine Accessories	OEM
73448	Push Rod	—	—	85	Engine Accessories	OEM
73455	Push Rod	—	—	85	Engine Accessories	OEM
73456	PUSHROD	—	—	85	Flight Controls	OEM
73457	PUSH ROD	—	M20E	85	unknown
73458	Push Rod	—	—	85	Engine Accessories	OEM
73462	Push Rod	—	—	85	Engine Accessories	OEM
73463	Push Rod	—	—	85	Engine Accessories	OEM
73464	Push Rod	—	—	85	Engine Accessories	OEM
73465	Push Rod	—	—	85	Engine Accessories	OEM
73466	Push Rod	—	—	85	Engine Accessories	OEM
73467	Push Rod	—	—	85	Engine Accessories	OEM
73468	Push Rod	—	—	85	Engine Accessories	OEM
73555	PUSHROD	—	PA-32 Saratoga PA-32 Cherokee Six	85	Flight Controls	PMA
73683	Gear, Magneto, Non-impulse	—	—	85	Engine Accessories	OEM
73683	Gear, Magneto, Non-impulse	—	—	85	Engine Accessories	OEM
73772	COOLING JET	LYC	PA-28 Cherokee PA-32 Saratoga+3	85	Engine Accessories	OEM
73806	PUSH ROD	—	C152 PA-38 Tomahawk	85	Flight Controls
7380685	PUSH ROD	—	C152 PA-38 Tomahawk	85	Flight Controls
73806P	PUSH ROD	—	C152	85	Flight Controls	OEM
73806TT	PUSHROD	—	C152	85	unknown
73806V	PUSHROD	—	—	85	Engine Accessories	OEM
73807	SET SCREW	—	C152	85	Consumables / Hardware	PMA