Cummins Best Price Original New Qsb Qsb7 Diesel Engine Assembly for Excavators Rotary Drilling Rig Grader

• Overview
• Product Description
• Recommended similar products
• Company Profile
• Warehouse
• Certifications
• Packaging & Shipping
• Customer Visiting
• FAQ

Overview

Basic Info.

Ignition Mode	Electric Ignition
Speed	2200rpm
Cooling Cylinder	Water-Cooled
Intake Pressure Impulse	Naturally Aspirated
Piston Movement	Reciprocating
Fuel	Diesel
Number of Strokes	Four-Stroke
Cylinder Arrangement Form	L
Number of Cylinders	6-Cylinder
Type	Electric Motor
Power	250-400HP
Engine Model	Qsb7
Application	Eavy-Duty Trucks, Excavators, Loaders, Dock Crane
Advantage	Authorized Cum Mins Dealer
Transport Package	Original Packing or Per Customer Need
Specification	1500*1000*1400mm
Trademark	Cummins
Origin	USA
HS Code	8409919990
Production Capacity	100000

Packaging & Delivery

Package Size100.00cm * 900.00cm * 110.00cm Package Gross Weight600.000kg

Product Description

Cover full range cummins engine and engine spare part:Low horsepower engines : F2.8/ F3.8, B4.5/B5.9/B6.7, C8.3, L8.9/L9, M11, X15High horsepower engines: NT855, K19/K23/K38/K45/K50/K60/K78, QST30

As an officially authorized Cummins distributor, Kanghaishengyuan take pride in providing genuine, authentic Cummins components at competitive prices. Official Cummins Authorization - Ensuring 100% genuine parts. 20+ Years of Industry Experience - Trusted by global customers. Strong Inventory & Fast Delivery - We are close to Dongfeng Cummins Engine Factory and has unique sales conditions. We have our own warehouse as also. Technical Support & Repair Services - A professional maintenance team to support your needs. Full Range Series- mainly deals in Cummins engine parts, Cummins overhaul parts, assembly parts, filters, crankshafts, connecting rods, injectors, etc. (involving models are NT855, NTA855, M11, L9, K19, X15, KT(A)38, KT(A)50, 4BT, 6BT, 6BT5.9, 6CT, 6CT8.3, N14, NH250, NH220, VT28, ISM11, QSM11, ISB, ISL, etc.) Our company advocates the principle of customer first, so that you can buy with satisfaction and use with comfort.

Sufficient stock, can be shipped within 1-3 days Cummins China Authorized Dealers

1. What is your terms of packaging?

Official authorization and quality assurance.Cummins Authorized dealer, direct source, quality and price guarantee. Rich inventory and fast delivery.Cummins local warehouse + own warehouse for fast action 20 years focus and one stop shop professional serviceFocus on Cummins 20 years, wide range parts , experienced technical engineers support,

Product Description

Product Name	Cummins Qsb7 Diesel Engine
Basic Structure	Inline 6-cylinder, 4-stroke
Quality	Genuine Original
Warranty	6 Months
Packing	Genuine or per customer need
Delivery Time	3-5 Days

QSB7 Diesel Engine

• Engine Structure: Inline 6-cylinder, four-stroke design with a displacement of 6.7L.
• Construction Machinery Field: Power Range: 124-169kW (166-227HP) Typical Rated Power / Speed: 169/2050, 140/2050, 124/2050 (kW/rpm) Maximum Torque: 895/1250, 800/1250, 650/1250 (N m/rpm)
• Marine Field: Power Range: 172-410kW (230-550HP) Torque Range: 976-1695N m (720-1250 lb-ft)

Equipment Type	Core Advantages	Typical Applications
Excavator	High torque, fast dynamic response	Large-scale mining of hard ores; efficient excavation of various soils and rocks
Loader	Powerful, fast RPM response, excellent fuel efficiency	Frequent start-stop material handling scenarios; reduces long-term fuel costs
Grader	Intelligent electronic control system for precise power adjustment	Road leveling; adapts to power demands under different conditions
Rotary Drilling Rig	High torque, strong continuous operation capability	Drilling in various geological conditions; ensures construction efficiency
Vessel Type	Core Advantages	Typical Applications
Leisure Vessel	Low noise (80% reduction at idle), low vibration, near-zero smoke emissions	Yachting; improves comfort and environmental cleanliness
Commercial Vessel	High reliability, excellent fuel efficiency	Cargo ships, tugboats, etc.; reduces operational costs and ensures stable navigation under varying loads
Auxiliary Power	Stable power output	Provides power support for ship generators, hydraulic systems, etc.; ensures functionality during navigation and docking

Recommended similar products

QSK38 Series Diesel EngineMaintenance Model Name: QSK38 CM2150 MCRS

• Cylinder Block Structure: V12 cylinder, displacement 38 liters, bore × stroke 159mm × 159mm (for some models, such as Tiedong diesel generator QSK38 Cummins engine SO60216).
• • QSK38-G1: Suitable for 50 Hz, 1500 rpm, with a prime power of 1000 kVA / 800 kW.
  • QSK38-G4: Suitable for 60 Hz, 1800 rpm, with a prime power of 1406 kVA / 1125 kW.
  • Other models: G2 / G3 / G5, etc., which are suitable for different frequency and rotation speed requirements, mainly used in generator set scenarios.
  Subdivision of Common Models:

• Power Range: 130-210 horsepower
• Typical Model Examples: QSB5.9-C130-30: 130 horsepower at 2200rpm QSB5.9-C210-30: 210 horsepower at 2200rpm
• Torque Range: Peak torque of 615-820N·m, output at low rotation speed (1400-1500rpm)

• High torque at low rotation speed
• Fast power response
• Intelligent electronic control system
• High efficiency and energy saving
• Low emissions

QSB5.9 Diesel Engine Core Advantages

QSB7 Diesel Engine

• Engine Structure: Inline 6-cylinder, four-stroke design with a displacement of 6.7L.
• Construction Machinery Field: Power Range: 124-169kW (166-227HP) Typical Rated Power / Speed: 169/2050, 140/2050, 124/2050 (kW/rpm) Maximum Torque: 895/1250, 800/1250, 650/1250 (N m/rpm)
• Marine Field: Power Range: 172-410kW (230-550HP) Torque Range: 976-1695N m (720-1250 lb-ft)

Basic Structure: V-type 12-cylinder, four-stroke design, with 12 cylinders. The bore × stroke is 140mm × 165mm, and the displacement reaches 30.5 liters. There are 24 valves, with the intake valve clearance being 0.43mm and the exhaust valve clearance being 0.80mm.

• Compression Ratio: 14.7:1 for industrial engines certified by US EPA and CARB Tier 2; 15.7:1 for industrial engines certified by US EPA and CARB Tier 1; 14.0:1 for other engines.
• Weight: Approximately 2998kg.

QST30 Diesel Engine: Application Fields: It is often used in fields such as mining equipment, oilfield machinery, marine propulsion power units, large construction machinery, and generator sets. It is compatible with models including SRT95 mining trucks, and can also be used in construction machinery such as excavators and rotary drilling rigs.

Qsx15 Diesel Engine

• The data of cylinder bore and stroke are not mentioned, with a displacement of 15 liters. The cylinder block is made of cast iron, equipped with 24 cylinder heads, and 4 valves per cylinder.
• Starting and Electrical System: The starting voltage is 24V, negative grounded, and the battery-charging alternator is 110A.
• Fuel System: Adopting direct injection, the high-pressure fuel injection system can generate an injection pressure of 1900bar.
• Lubrication System: The lubricating oil filter is a spin-on full-flow filter, and the lubricating oil capacity is 91 liters.
• Cooling System: The cooling method is air-pressurized cooling, the coolant proportion is 50% ethylene glycol and 50% water, and the coolant capacity is 42 liters. The fan power is 18.9kW at 50Hz and 19.1kW at 60Hz; the air flow of the cooling system is 13.6m³/s at 50Hz and 14.3m³/s at 60Hz.

Diesel Engine 6BT 5.9
Product Name	Engine Assembly
Engine Model	Cummins 6BT 5.9
Cylinders	6 Cylinders
Displacement	5.9L
Rated Output	92KW/125HP
Rated Speed	2400RPM
Max Torque/Speed	425N.m/1500RPM
Torque/Rated Speed	366N.m/2400RPM

Company Profile

Warehouse

Certifications

Packaging & Shipping

normally cummins original packaging to you hand directly, as well we also support customized packaging as you request.

various shipping ways available as per need, by express FedEx DHL UPS, by sea, by train, by air.

Customer Visiting

FAQ

A: Original/Neutral/Customized Packaging as your requestQ2. What is your terms of payment? A: It's adjustable which depends on the order details.Q3. What is your terms of delivery? A: EXW,FOB,CFR,CIF,DDU,DDP.Q4. How about your delivery time? A: that is subject to actual inventory availability in warehouse and Cum mins.Q5. What is your sample policy? A: We can supply the sample if we have ready parts in stock,but the customers have to pay the sample cost and the courier cost.Q6: Is the unit price shown on the store correctly and what price will be used for bulk order? A: The price shown on the store is the reasonable reference price,however, please kindly understand sometime we may not able to update price in time due to official price adjustment by Cum mins or exchange rate fluctuation , Please contact us to get the latest price and the best price for bulk order.