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Komatsu 6505-65-5020 Turbocharger Assembly
Regular price $3,041.00 USDRegular priceSale price $3,041.00 USD -
Komatsu 6127-61-2113 Cover Oil Cooler
Regular price $792.99 USDRegular priceSale price $792.99 USD -
Komatsu 7819-11-2310 Engine Revolution Sensor
Regular price $127.10 USDRegular priceSale price $127.10 USD -
Komatsu YM123911-48620 Thermostat
Regular price $66.99 USDRegular priceSale price $66.99 USD -
Komatsu 6156-11-5281 Muffler
Regular price $760.99 USDRegular priceSale price $760.99 USD -
Komatsu 6560-11-1414 Injector
Regular price $2,305.50 USDRegular priceSale price $2,305.50 USD -
Komatsu 6245-31-1100 Crankshaft + Gear
Regular price $15,254.09 USDRegular priceSale price $15,254.09 USD -
Komatsu 600-625-7550 Fan
Regular price $251.40 USDRegular priceSale price $251.40 USD -
Komatsu 6136-12-3200 Injector Assy
Regular price $349.99 USDRegular priceSale price $349.99 USD -
Komatsu 6210-81-3113 Air Compressor
Regular price $1,869.99 USDRegular priceSale price $1,869.99 USD -
Komatsu 6221-21-1410-E Bushing Camshaft
Regular price $8.09 USDRegular priceSale price $8.09 USD -
Komatsu 6127-21-1851 Nozzle
Regular price $32.99 USDRegular priceSale price $32.99 USD -
Komatsu 20Y-54-39442 Arm, Wiper
Regular price $37.95 USDRegular priceSale price $37.95 USD -
Komatsu YM129907-01331 Gasket, Cylinder Head
Regular price $46.59 USDRegular priceSale price $46.59 USD -
Komatsu 6710-31-2111 Piston Body
Regular price $184.27 USDRegular priceSale price $184.27 USD -
Komatsu 707-44-16150 Piston Ring
Regular price $78.96 USDRegular price$98.70 USDSale price $78.96 USDSale -
Komatsu 707-35-91120 Back-up Ring
Regular price $24.28 USDRegular priceSale price $24.28 USD -
Komatsu 6211-31-2410 Pin Piston
Regular price $51.49 USDRegular priceSale price $51.49 USD -
Komatsu 6137-22-2210 Liner Cylinder
Regular price $149.99 USDRegular price$187.49 USDSale price $149.99 USDSale -
Komatsu 20K-22-31370 Bearing
Regular price $281.04 USDRegular priceSale price $281.04 USD
Collection: Komatsu Engine Parts
Komatsu Engine Parts from WQC Parts are organized to help buyers identify reliable aftermarket replacement parts by part number, equipment family, system, and application. This collection focuses on engine, cooling, fuel, intake, exhaust, belt, and gasket-related components used to support engine performance, cooling, fuel delivery, airflow, and reliable operation under load.
Heavy equipment parts should be selected carefully because the same general description can apply to multiple machines, serial ranges, component groups, or diagram positions. Use this collection as a focused product group, then confirm the exact part number and machine details before ordering.
Komatsu Engine Parts Applications
Products in this collection may support construction, mining, quarry, forestry, utility, road-building, and fleet maintenance applications. Depending on the machine and component group, fitment may depend on model series, serial range, installed arrangement, hydraulic configuration, engine arrangement, attachment package, or work-equipment setup.
How to Confirm Fitment
- Search by the original part number when available.
- Confirm the machine model, serial range, and component location.
- Check diagram position, quantity, and arrangement notes where parts-book information is available.
- Compare dashed and non-dashed part-number formats when searching.
- Contact WQC Parts with the part number, model, serial number, and photos when fitment is uncertain.
Why Quality Matters
Incorrect or low-quality replacement parts can lead to premature wear, leaks, downtime, poor fitment, repeat repairs, and damage to related components. Properly matched aftermarket parts help protect machine uptime and reduce avoidable repair cost.
Why Buy from WQC Parts?
- Aftermarket heavy equipment parts organized by part number, system, and machine family.
- Support for alternate part numbers and practical fitment review.
- Clear collection structure for faster product discovery.
- Reliable sourcing focused on keeping equipment working.