Paccar PX-9 Engine Parts For Sale

2020 Paccar PX-9 Crankshaft for a Kenworth T400

Recently Updated

$999.95 USD

Cummins Crankshaft, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, Non wrecked truck with less than 6,000 miles, Cummins Crankshaft is used primarily on EPA21 8.9L ISC/ISL Engines...

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15764
MLS Number	13983382
Category	Crankshafts
Last Updated	1/3/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Crankshaft for a Kenworth T370

Recently Updated

$999.95 USD

Cummins Crankshaft, Take off 2020 Kenworth T370 with a Paccar PX9 Engine, Non wrecked truck with less than 10,000 miles, Cummins Crankshaft is used primarily on EPA21 8.9L ISC/ISL...

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15763
MLS Number	13983381
Category	Crankshafts
Last Updated	1/3/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Camshaft for a Kenworth T370

Recently Updated

$499.95 USD

Cummins Camshaft with Camshaft Gear, Take off 2020 Kenworth T370 with a Paccar PX9 Engine Non wrecked Truck with less than 10,000 miles, Camshaft P/N: 5477588 / 5477586, Gear P/N:...

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15762
MLS Number	13983380
Category	Camshafts
Last Updated	1/3/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Camshaft for a Kenworth T400

Recently Updated

$499.95 USD

Cummins Camshaft with Camshaft Gear, Take off 2020 Kenworth T400 with a Paccar PX9 Engine Non wrecked Truck with less than 6,000 miles, Camshaft P/N: 5477588 / 5477586, Gear P/N: 5284141

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15761
MLS Number	13983379
Category	Camshafts
Last Updated	1/3/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Valve Cover for a Kenworth T400

Recently Updated

$124.95 USD

Paccar Valve Cover, Take off 2020 Kenworth T400 Low Mileage Truck, OEM# 5481973 / 5481974

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15467
MLS Number	13915623
Category	Valve Covers
Last Updated	1/3/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

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Paccar PX-9 Valve Cover

Recently Updated

$75 USD

Good used, cleaned and inspected Paccar PX-9 valve cover. Part number: 5263811.

Condition	Used
Fits To Make(s)	PACCAR
Fits To Model(s)	PX-9
Part Number	5263811
Stock Number	Ryd 5263811
MLS Number	13741383
Category	Valve Covers
Last Updated	1/1/2026
Location	Fitchburg, MA, US
Sold By	Rydemore Heavy Duty Truck Parts

2020 Paccar PX-9 Engine Part for a Kenworth T400

Recently Updated

$89.95 USD

Cummins Exhaust Cooler Water Outlet Tube, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, P/N: 5319450

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15493
MLS Number	13927933
Category	Engine Miscellaneous Parts
Last Updated	1/1/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

Recently Updated

$89.95 USD

Cummins Exhaust Cooler Water Inlet Tube, From Exhaust Recirculation Water Plumbing, Take off 2020 Kenworth T400 with a Paccar Px9 Engine, P/N: 5319449

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15492
MLS Number	13927932
Category	Engine Miscellaneous Parts
Last Updated	1/1/2026
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

$139.95 USD

Cummins Fuel Pump Gear, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, P/N: 5398764

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15488
MLS Number	13927928
Category	Engine Miscellaneous Parts
Last Updated	12/31/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

$144.95 USD

Cummins Rear Engine Cover, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, Part No. 3933384

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15487
MLS Number	13927927
Category	Engine Miscellaneous Parts
Last Updated	12/31/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

$149.95 USD

Cummins ISL Engine Air Transfer Tube, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, P/N: 4937498

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15486
MLS Number	13927926
Category	Engine Miscellaneous Parts
Last Updated	12/31/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

$64.95 USD

Cummins ISL9 / Paccar PX9 Oil Pickup Tube with Tube Brace, Take off 2020 Kenworth T400 a Low Mileage Truck, Tube OEM# 3944264, Tube Brace# 3927611

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15483
MLS Number	13915639
Category	Engine Miscellaneous Parts
Last Updated	12/31/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Oil Pan for a Kenworth T370

$449.95 USD

Cummins Oil Pan, Take off 2020 Kenworth T370 with a Paccar PX9 Engine, Sump Style: Standard, Sump Location: Front, Material: Stamped Steel, Pan High Capacity(qt): 28 (26.5 L), Pan Low...

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15689
MLS Number	13971216
Category	Engine Oil Pans
Last Updated	12/20/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Oil Pan for a Kenworth T400

$449.95 USD

Cummins Oil Pan, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, Sump Style: Standard, Sump Location: Front, Material: Stamped Steel, Pan High Capacity(qt): 28 (26.5 L), Pan Low...

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15688
MLS Number	13971215
Category	Engine Oil Pans
Last Updated	12/20/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T370

$299.95 USD

Exhaust Gas Recirculation Cooler, Take off Kenworth T370 with a Paccar PX9 Engine, P/N: 5297551

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15681
MLS Number	13968593
Category	Engine Miscellaneous Parts
Last Updated	12/20/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Air Compressor for a Kenworth T370

$489.95 USD

WABCO Cummins 18.7 Air Compressor, Take off 2020 Kenworth T370 with a Paccar PX9 Engine, Single Cylinder, Cubic ft per min: 18.7, P/N: 5301100 / 9111530200

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15680
MLS Number	13968592
Category	Engine Air Compressors
Last Updated	12/20/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T370

$144.95 USD

Cummins Rear Engine Cover, Take off 2020 Kenworth T370 with a Paccar PX9 Engine, Part No. 3933384

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15662
MLS Number	13965242
Category	Engine Miscellaneous Parts
Last Updated	12/18/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Valve Cover for a Kenworth T370

$124.95 USD

Paccar Valve Cover, Take off 2020 Kenworth T370 Low Mileage Truck, OEM# 5481973 / 5481974

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15668
MLS Number	13968580
Category	Valve Covers
Last Updated	12/17/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T370

$199.95 USD

Genuine Cummins Rocker Housing With Injector Harness, Take off 2020 Kenworth T370 with a Paccar PX9 Engine, OEM # 5447241 / 5447243

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15667
MLS Number	13968579
Category	Engine Miscellaneous Parts
Last Updated	12/17/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T370

$244.95 USD

Exhaust Gas Recirculation Valve ( EGR Valve ), Take off 2020 Kenworth T370 with a Paccar PX9 Engine, Cummins P/N: 5480810, Casting # 037190272 / 037191

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15656
MLS Number	13965236
Category	Engine Miscellaneous Parts
Last Updated	12/10/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

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Used Paccar PX9 Engine Wiring Harness

$200 USD

Used PX9 Engine Wiring Harness, Type: Engine Wiring Harness

Condition	Used
Fits To Make(s)	Paccar
Fits To Model(s)	PX9
Part Number	5333470
Stock Number	514-12704
MLS Number	14020750
Category	Engine Wiring Harnesses
Last Updated	12/6/2025
Location	Dorr, MI, US
Sold By	Frontier Truck Parts

2020 Paccar PX-9 Engine Part for a Kenworth T370

$194.95 USD

Cummins Tuned Vibration Damper, Take off 2020 Kenworth T370 with Paccar PX9 Engine, P/N: 5259214

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T370
Stock Number	15666
MLS Number	13965245
Category	Engine Miscellaneous Parts
Last Updated	12/3/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

$194.99 USD

Cummins Viscous Vibration Damper / Engine Damper, Take off 2020 Kenworth T400 with a Paccar PX9 Engine, OEM P/N: 3967014

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15593
MLS Number	13957398
Category	Engine Miscellaneous Parts
Last Updated	12/3/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower

2020 Paccar PX-9 Engine Part for a Kenworth T400

$39.95 USD

Oil Filler Tube, Connection and Filler Cap, Take off 2020 Kenworth T400 with Paccar PX9 Engine, Oil Filler Tube P/N: 3914738, Connection P/N: 3921644, Oil filler Cap P/N: 4962608 /...

Condition	Used
Fits To Make(s)	KENWORTH
Fits To Model(s)	T400
Stock Number	15574
MLS Number	13954969
Category	Engine Miscellaneous Parts
Last Updated	12/3/2025
Location	Spokane Valley, WA, US
Sold By	High Mountain Horsepower