Cummins 6CTAA8.3 Engine – Remanufactured Long Block for 6CTAA 8.3L Turbo Diesel Engines

Our Cummins 6CTAA8.3 remanufactured long block engine is a six-cylinder, turbocharged, air-to-air aftercooled with integral aftercooler diesel replacement unit built from genuine Cummins C-series core components, featuring complete reassembly with new heavy-duty forged steel pistons, upgraded keystone piston rings, induction-hardened replaceable cylinder liners, high-strength connecting rods with fully machined big end bores, induction-hardened forged steel crankshaft with micropolished journals, improved multi-layer steel (MLS) head gaskets for superior sealing under high boost, complete bearing sets with correct oil clearance specifications, and all necessary seals, gaskets, and o-rings, precisely machined to OEM tolerances for cylinder bore roundness and surface finish, main bearing bore alignment within factory limits, camshaft end play and lobe profile accuracy, connecting rod center-to-center length consistency, and cylinder head flatness and valve seat concentricity, and it is 100% hot-run dyno tested under progressive load conditions up to full rated power to verify oil pressure stability, turbo boost rise and peak levels, aftercooler system compatibility and inlet air temperature drop, compression balance across all six cylinders within 5% variation, injector timing and fuel delivery uniformity, and complete leak-free operation of oil, fuel, coolant, and combustion gas paths, making it a reliable power solution for heavy-duty on-highway trucks and tractor-trailers, transit and coach buses, marine propulsion for commercial workboats and patrol craft, agricultural combines and four-wheel-drive tractors, construction excavators, wheel loaders and bulldozers, industrial compressors and pumps, and prime or standby generator sets that demand the enhanced cooling efficiency, higher torque output, and extended component life of the 8.3L C-series platform with aftercooler for continuous high-load and high-ambient-temperature operations.

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	6CTAA8.3-c260	6CTAA8.3-c300	6CTAA8.3-c350
Cyl No. and Arrangement	6-Cyl L-line
Bore/Stroke(mm)	114/135
Air-intake way	Turbo charged cooling
Combustion system	Direct injection
Cooling way	Water-cooled
Displacement(L)	23
Max.Torque(N.m)	1000	1200	1400
Power(kw)	194	224	261
Power(hp)	260	300	350
Speed(rpm)	2000
Net Weight(kg)	800
Weight(kg)	3200
Dimension(LWH/cm)	12570100
Application:	construction machinery / generator set / mining equiment / water pump / truck
Certification	ISO9001:2000
Warranty	12 Months / 1000 Hours
Quality Control	The engines have been rigorously tested
Payment	T/T, Western Union, Alibaba online payment.
Service	Guidance on product issues through online and video support
The price varies based on configu-ration, serial number, and part quality. For an accurate quote, contact a supplier with your specific engine serial number ornameplate.

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Committed to customer satisfaction. Create a leading world-class brand in the mining equipment industry.

Contact Us: No. 164, Beiqing Road, Haidian District, Beijing, China; sales@cnanchortec.com

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