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American Aviation Parts datum · avionics

Superior Replacement Parts

ATA · 8421 parts

Superior Replacement Parts brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
LW-10647-P10 Lycoming Dowel-Crankshaft Bearing LW-10647-P10
LW-10647-P10 Lycoming Dowel-Crankshaft Bearing LW-10647-P10
NE
P/N LW-10647-P10 Lycoming
$51.17
Price and availability checked Oct 24, 2026 MST
In stock
LW-10659 Lycoming Gear Assembly Crankshaft Idler LW-10659
LW-10659 Lycoming Gear Assembly Crankshaft Idler LW-10659
NE
P/N LW-10659 SEM
$2,230.03
Price and availability checked Oct 24, 2026 MST
Backorder
LW-10671 Lycoming Gear Assembly Accessory Driven LW-10671
LW-10671 Lycoming Gear Assembly Accessory Driven LW-10671
NE
P/N LW-10671 SEM
$2,035.06
Price and availability checked Oct 24, 2026 MST
In stock
LW-10683 Lycoming Kit - Seal & Gasket Set LW-10683
LW-10683 Lycoming Kit - Seal & Gasket Set LW-10683
NE
P/N LW-10683 Lycoming
$1,675.19
Price and availability checked Oct 24, 2026 MST
Backorder
LW-10734 Lycoming Dowel-Crankshaft Bearing LW-10734
LW-10734 Lycoming Dowel-Crankshaft Bearing LW-10734
NE
P/N LW-10734 Lycoming
$96.76
Price and availability checked Oct 31, 2026 MST
In stock
LW-10734-P05 Lycoming Dowel-Crankshaft Bearing LW-10734-P05
LW-10734-P05 Lycoming Dowel-Crankshaft Bearing LW-10734-P05
NE
P/N LW-10734-P05 Lycoming
$98.70
Price and availability checked Oct 24, 2026 MST
Backorder
LW-10799 Lycoming Spacer - Fuel Pump - Insulating LW-10799
LW-10799 Lycoming Spacer - Fuel Pump - Insulating LW-10799
NE
P/N LW-10799 Lycoming
$367.63
Price and availability checked Oct 24, 2026 MST
In stock
LW-10806 Lycoming Spacer - Hydraulic Pump Stud LW-10806
LW-10806 Lycoming Spacer - Hydraulic Pump Stud LW-10806
NE
P/N LW-10806 Lycoming
$30.56
Price and availability checked Nov 4, 2026 MST
Backorder
LW-10964 Lycoming Kit - Seal & Gasket Set LW-10964
LW-10964 Lycoming Kit - Seal & Gasket Set LW-10964
NE
P/N LW-10964 Lycoming
$662.51
Price and availability checked Oct 24, 2026 MST
Backorder
LW-11146 Lycoming Bracket - Alternator LW-11146
LW-11146 Lycoming Bracket - Alternator LW-11146
NE
P/N LW-11146 Lycoming
$848.75
Price and availability checked Oct 31, 2026 MST
Backorder
LW-11147 Lycoming Bracket - Alternator Belt-Adjust LW-11147
LW-11147 Lycoming Bracket - Alternator Belt-Adjust LW-11147
NE
P/N LW-11147 Lycoming
$503.43
Price and availability checked Oct 24, 2026 MST
In stock
LW-11151 Lycoming Support Assembly Starter Ring Gear LW-11151
LW-11151 Lycoming Support Assembly Starter Ring Gear LW-11151
NE
P/N LW-11151 SEM
$2,790.69
Price and availability checked Oct 24, 2026 MST
Backorder
LW-11175 Lycoming Gasket - Housing - Oil Retaining LW-11175
LW-11175 Lycoming Gasket - Housing - Oil Retaining LW-11175
NE
P/N LW-11175 Lycoming
$23.76
Price and availability checked Nov 2, 2026 MST
Backorder
LW-11176 Lycoming Gear - Pinion LW-11176
LW-11176 Lycoming Gear - Pinion LW-11176
NE
P/N LW-11176 Lycoming
$1,710.11
Price and availability checked Oct 31, 2026 MST
Backorder
LW-11185 Lycoming Plate - Ring Gear Drive LW-11185
LW-11185 Lycoming Plate - Ring Gear Drive LW-11185
NE
P/N LW-11185 Lycoming
$2,372.62
Price and availability checked Oct 31, 2026 MST
Backorder
LW-11201 Lycoming WASHER.69 OD X .28 ID .06 Th LW-11201
LW-11201 Lycoming WASHER.69 OD X .28 ID .06 Th LW-11201
NE
P/N LW-11201 Lycoming
$41.66
Price and availability checked Oct 24, 2026 MST
Backorder
LW-11223 Lycoming Flange- Exhaust Manifold LW-11223
LW-11223 Lycoming Flange- Exhaust Manifold LW-11223
NE
P/N LW-11223 Lycoming
$3,875.15
Price and availability checked Oct 31, 2026 MST
Backorder
LW-11253 Lycoming Body Assembly Oil Pump LW-11253
LW-11253 Lycoming Body Assembly Oil Pump LW-11253
NE
P/N LW-11253 SEM
$2,216.49
Price and availability checked Nov 2, 2026 MST
In stock
LW-11273 Lycoming Clamp - Intake Pipe Extension LW-11273
LW-11273 Lycoming Clamp - Intake Pipe Extension LW-11273
NE
P/N LW-11273 Lycoming
$25.28
Price and availability checked Nov 2, 2026 MST
In stock
LW-11365 Lycoming Kit - Seal & Gasket Set LW-11365
LW-11365 Lycoming Kit - Seal & Gasket Set LW-11365
NE
P/N LW-11365 Lycoming
$4,081.76
Price and availability checked Oct 31, 2026 MST
Backorder
LW-11459 Lycoming Compressor Bracket LW-11459
LW-11459 Lycoming Compressor Bracket LW-11459
NE
P/N LW-11459 Lycoming
$6,938.41
Price and availability checked Nov 4, 2026 MST
Backorder
LW-11489 Lycoming Gear Assembly Crankshaft Idler LW-11489
LW-11489 Lycoming Gear Assembly Crankshaft Idler LW-11489
NE
P/N LW-11489 SEM
$3,432.83
Price and availability checked Oct 24, 2026 MST
In stock
LW-11519 Lycoming Support Assembly Starter Ring Gear LW-11519
LW-11519 Lycoming Support Assembly Starter Ring Gear LW-11519
NE
P/N LW-11519 SEM
$2,896.42
Price and availability checked Oct 24, 2026 MST
Backorder
LW-11572 Lycoming Support Assembly Starter Ring Gear LW-11572
LW-11572 Lycoming Support Assembly Starter Ring Gear LW-11572
NE
P/N LW-11572 SEM
$4,414.47
Price and availability checked Oct 31, 2026 MST
Backorder