ATA 85 — Reciprocating Engine

23,089 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
07-07826	TCM Guide - Valve 655166P010	—	—	85	Engine Accessories	OEM
07-07828	TCM Guide - Valve 655166P020	—	—	85	Engine Accessories	OEM
07-07829	TCM Guide - Valve 655166P030	—	—	85	Engine Accessories	OEM
07-07830	TCM Guide - Valve Intake 655523P005	—	—	85	Engine Accessories	OEM
07-07831	TCM Guide - Valve Intake 655523P010	—	—	85	Engine Accessories	OEM
07-07832	TCM Guide - Valve Intake 655523P015	—	—	85	Engine Accessories	OEM
07-07833	TCM Guide - Valve Intake 655523P020	—	—	85	Engine Accessories	OEM
07-07834	TCM Guide - Valve Intake 655523P030	—	—	85	Engine Accessories	OEM
07-07836	TCM Guide - Intake Valve 655525P010	—	—	85	Engine Accessories	OEM
07-07839	TCM Guide - Exhaust Valve 655526P005	—	—	85	Engine Accessories	OEM
07-07840	TCM Guide - Exhaust Valve 655526P010	—	—	85	Engine Accessories	OEM
07-07841	TCM Guide - Exhaust Valve 655526P020	—	—	85	Engine Accessories	OEM
07-07843	TCM Guide - Intake Valve 655527P005	—	—	85	Engine Accessories	OEM
07-07844	TCM Guide - Intake Valve 655527P010	—	—	85	Engine Accessories	OEM
07-07846	TCM Guide - Intake Valve 655527P030	—	—	85	Engine Accessories	OEM
07-07847	TCM Insert - Intake Valve Seat 655530P002	—	—	85	Engine Accessories	OEM
07-07849	TCM Insert - Intake Valve Seat 655530P010	—	—	85	Engine Accessories	OEM
07-07850	TCM Insert - Intake Valve Seat 655530P020	—	—	85	Engine Accessories	OEM
07-07851	TCM Insert - Intake Valve Seat 655530P030	—	—	85	Engine Accessories	OEM
07-07860	TCM Guide Valve 656011P030	—	—	85	Engine Accessories	OEM
07-07878	TCM Ins-Int Valve Seat 656900P005	—	—	85	Engine Accessories	OEM
07-07879	TCM Ins-Int Valve Seat 656900P010	—	—	85	Engine Accessories	OEM
07-07881	TCM Piston - Set Balanced 657562Bp	—	—	85	Engine Accessories	OEM
07-07882	TCM Piston - Bal Set 657989Bp	—	—	85	Engine Accessories	OEM
07-07884	TCM Piston 5.25 Dia. 7.5:1 657989P010	—	—	85	Engine Accessories	OEM
07-08030	TCM Major Overhauled Thru Bolt - Kit EQ6993	—	—	85	Engine Accessories	OEM
07-08031	TCM Lower End Overhauled Kit - Std EQ6996	—	—	85	Engine Accessories	OEM
07-08036	TCM Major Overhauled Thru Bolt - Kit EQ7004	—	—	85	Engine Accessories	OEM
07-08037	TCM Major Overhauled Thru Bolt - Kit EQ7005	—	—	85	Engine Accessories	OEM
07-08040	TCM Lower End Overhauled Kit - M010 EQ7008	—	—	85	Engine Accessories	OEM
07-08042	TCM Major Overhauled Thru Bolt - Kit EQ7015	—	—	85	Engine Accessories	OEM
07-08045	TCM Major Overhauled Hardware - Kit EQ7019	—	—	85	Engine Accessories	OEM
07-08046	TCM Major Overhauled Thru Bolt - Kit EQ7021	—	—	85	Engine Accessories	OEM
07-08047	TCM Major Overhauled Thru Bolt - Kit EQ7022	—	—	85	Engine Accessories	OEM
07-08048	TCM Lower End Overhauled Kit - Std EQ7023	—	—	85	Engine Accessories	OEM
07-08052	TCM Major Overhauled Thru Bolt - Kit EQ7030	—	—	85	Engine Accessories	OEM
07-08054	TCM Major Overhauled Thru Bolt - Kit EQ7033	—	—	85	Engine Accessories	OEM
07-08055	TCM Major Overhauled Thru Bolt - Kit EQ7034	—	—	85	Engine Accessories	OEM
07-08057	TCM Major Overhauled Thru Bolt - Kit EQ7038	—	—	85	Engine Accessories	OEM
07-08061	TCM Major Overhauled Thru Bolt - Kit EQ7043	—	—	85	Engine Accessories	OEM
07-08062	TCM Lower End Overhauled Kit - Std EQ7044	—	—	85	Engine Accessories	OEM
07-08063	TCM Lower End Overhauled Kit - M010 EQ7045	—	—	85	Engine Accessories	OEM
07-08064	TCM Major Overhauled Hardware - Kit EQ7046	—	—	85	Engine Accessories	OEM
07-08067	TCM Major Overhauled Hardware - Kit EQ7051	—	—	85	Engine Accessories	OEM
07-08070	TCM Major Overhauled Hardware - Kit EQ7056	—	—	85	Engine Accessories	OEM
07-08071	TCM Major Overhauled Hardware - Kit EQ7057	—	—	85	Engine Accessories	OEM
07-08076	TCM Major Overhauled Thru Bolt - Kit EQ7069	—	—	85	Engine Accessories	OEM
07-08080	TCM Lower End Overhauled Kit - Std EQ7103	—	—	85	Engine Accessories	OEM
07-08082	TCM Lower End Overhauled Kit - Std EQ7105	—	—	85	Engine Accessories	OEM
07-08085	TCM Lower End Overhauled Kit - M010 EQ7108	—	—	85	Engine Accessories	OEM