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NTA855 Big Cam 14L Turbo Intercooler Diesel Engine Assembly with 250–475HP Power Range for Heavy-Duty Trucks

Name: NTA855 Big Cam 14L Turbo Intercooler Diesel Engine Assembly with 250–475HP Power Range for Heavy-Duty Trucks
Brand: SHENZHEN TWOO AUTO INDUSTRIAL LTD
SKU: NTA855
Price: 12,507.80 USD
Availability: InStock

Model Number:	NTA855
MOQ:	1
Price:	Negotiate
Payment Terms:	L/C,D/A,D/P,T/T
Supply Ability:	100PCS/WEEK

Detail Information

Product Description

Detail Information

Place of Origin:

JAPAN

Engine Model:

NTA855 Big Cam Series

Application:

Heavy-Duty Truck, Construction Machinery, Tractor, Generator Chassis

Compatibility Reference:

Compatible With Class 8 Heavy Truck, Mining & Construction Equipment

Fit Year:

1976–2000

Displacement:

14.0L / 14000cc

Cylinder:

6 In-Line, 24 Valves

Power Range:

250–475HP /186–350kW

Torque Range:

1080–1650N·m

Packaging Details:

Customized Wooden Box

Supply Ability:

100PCS/WEEK

Highlight:

14L Displacement Diesel Engine Assembly

Turbocharged + Intercooler NTA855 Big Cam Engine

250–475HP Power Range Heavy-Duty Diesel Engine

Product Description

NTA855 Big Cam Complete 14L Turbo Intercooler Mechanical Diesel Engine Assembly

Compatible with Heavy-Duty Truck & Construction Machinery

Delivery Time	15-20 days after deposit
Package	Customized Wooden Box
UOM	pcs
MOQ	Small quantity accepted with quantity discount (MOQ: 1PCS)
Warranty	3 Months

Product Overview

NTA855 Big Cam is a classic inline-six heavy-duty 4-stroke diesel engine, named for its 2.5-inch large diameter camshaft for stable heavy-load valve control. Equipped with mechanical AFC fuel injection pump, turbocharger & intercooler, robust cast iron cylinder block and forged steel crankshaft, offering outstanding durability under mining, construction and long-distance transportation harsh working conditions. Covers power range from 250HP to 475HP, multiple Big Cam generations (I/II/III/IV) in stock.

We supply fully running-tested used assemblies and remanufactured long blocks. Every unit undergoes bench testing before shipment.

Main Specifications

Engine Model: NTA855 Big Cam I / II / III / IV
Cylinder: 6 In-Line, 4 Valves Per Cylinder
Displacement: 14000cc / 14.0 L
Max Power Range: 250-475 HP / 186-350 kW @1800-2100 rpm
Max Torque Range: 1080-1650 N*m @1200-1500 rpm
Aspiration: Turbocharged + Intercooler
Fuel System: Mechanical AFC Direct Injection Pump
Emission Standard: Euro I / Euro II / Non-road Euro III
Fuel Type: Diesel
Cooling: Water-cooled 4-Stroke
Cam Feature: 2.5" Large Diameter Big Camshaft

Fitment Reference

Replacement fit for heavy-duty equipment chassis compatible with NTA855 Big Cam powerplant. Reference production year range: 1976-2000

Class 8 long-haul heavy truck chassis (Kenworth, Peterbilt, Freightliner)
Construction machinery: loader, bulldozer, excavator, mining dump truck
Agricultural large tractor, marine vessel auxiliary power
Generator set fixed industrial chassis

Notice: Four Big Cam generations (I, II, III, IV) have different camshaft, fuel pump, cylinder head and timing parts, cannot be directly interchanged. Power output variants (C250/C360/C400/C450/C475) also carry non-interchangeable internal components.

We stock full series NTA855 Big Cam units covering all generations and horsepower grades. If you need specific Big Cam version or power rating, please contact us to confirm stock availability and complete technical parameters. Confirm full engine CPL & suffix code before purchase to avoid mismatching.

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products details

NTA855 Big Cam 14L Turbo Intercooler Diesel Engine Assembly with 250–475HP Power Range for Heavy-Duty Trucks

NTA855 Big Cam 14L Turbo Intercooler Diesel Engine Assembly with 250–475HP Power Range for Heavy-Duty Trucks

14L Displacement Diesel Engine Assembly

Turbocharged + Intercooler NTA855 Big Cam Engine

250–475HP Power Range Heavy-Duty Diesel Engine