QSB for Agriculture (Tier 2)

Potencia

110 - 275 hp 82.03 - 205.07 kW

Torsión

305 - 730 lb-ft 413.52 - 989.75 N•m

Certificación

Tier 2 / Stage II

Product Availability

North America, Africa Middle East, Latin America, Asia Pacific, Europe

Aplicaciones

Agrícola
Cummins QSB engine for Agriculture applications

Whether you're running a 60-acre family farm or an 8,000-acre spread, you need the precision and flexibility of full-authority electronic controls. That's where Cummins 4-cylinder and 6-cylinder QSB engines make every piece of equipment work harder, longer and better.

Ratings range from 110-275 hp, with both charge air cooled and turbocharged versions that deliver strong performance at every start. A low-maintenance filter assembly is just one of many standard features that minimize downtime for maintenance. Among the many options that let you customize your QSB are packages that reduce the overall noise level by as much as 4 dBA.

Getting the right combination to match your equipment, environment and workloads has never been easier. Cummins PowerMatch and Advisor are ready to provide expert assistance with your spec'ing and installation process.

Every QSB engine is covered by Cummins three-step warranty, one of the most comprehensive and simplest plans in the industry.

QSB engines meet every Tier 2 and Stage II emissions standard and will achieve Tier 3 and Stage IIIA compliance with in-cylinder technology that maintains a compact, simple and cost-effective design solution.

The QSB engine is not available for purchase anymore.

Características y beneficios

The QSB features a cast-iron parent bore block structurally designed to reduce noise and increase durability. An integrated water pump, lube pump, and cooler housings and coolant bypass eliminate possible leak points.

  • Full-Authority Electronic Controls - Optimize engine performance and provide seamless integration with other components, advanced diagnostics, plus a complete set of programming options.
  • A Deep, Stiff Crankcase With Structural Ribs - For lower noise and increased life.
  • Wastegated HX35 Turbocharger - Wastegated design optimizes operation across the torque curve with improved response.
  • Low-Maintenance Fuel Filter Assembly - The fuel filter incorporates an integral water separator and water-in-fuel sensor. 500-hour filter life with easy top-load replacement using standard Fleetguard® filters.
  • Centered Injectors With Symmetrical Piston Bowls - For improved airflow and even fuel dispersion, resulting in increased power, improved transient response and reduced fuel consumption on 24-valve versions of the QSB.
Especificaciones

Cummins QSB engines are built on one of the most successful engine block designs in the world. Available in 3.9-, 4.5- and 5.9-liter sizes, and a choice of 12- or 24-valve configuration in the 6-cylinder models, there's a QSB engine with the right size, horsepower and torque to fit every type of agricultural equipment from small tractors to fruit tree shakers and berry pickers.

 
  QSB3.9 QSB4.5 QSB5.9
Engine Type In-Line, 4-Cylinder In-Line, 4-Cylinder In-Line, 6-Cylinder
Displacement 238 cu in3.9 liters 275 cu in4.5 liters 359 cu in5.9 liters
Advertised Horsepower 120-130 hp89-97 kW 110 hp82 kW 130-275 hp97-205 kW
Peak Torque 350-355 lb-ft475-481 N•m 305 lb-ft414 N•m 400-730 lb-ft542-990 N•m
Bore and Stroke 4.02 in x 4.75 in102 mm x 120 mm 4.02 in x 5.39 in102 mm x 137 mm 4.02 in x 4.72 in102 mm x 120 mm
Aspiration Turbocharged and Charge Air Cooled
Oil System Capacity 10 U.S. qt9.5 liters 10 U.S. qt9.5 liters 17 U.S. qt16.1 liters
Coolant Capacity 8.3 U.S. qt7.9 liters 8.3 U.S. qt102 mm x 120 mm 10.5 U.S. qt9.9 liters
Longitud 30.6 in777 mm 30.6 in777 mm 40.0 in1017 mm
Ancho 24.9 in632 mm 24.9 in632 mm 26.9 in684 mm
Altura 37.7 in958 mm 35.5 in901 mm 37.7 in958 mm
Weight (Wet) 745 lb338 kg 745 lb338 kg 952-1056 lb432-479 kg


To access our complete brochure library, click here.
Calificaciones
Engine Model Advertised hp (kW) @ rpm Peak hp (kW) @ rpm Peak Torque lb-ft (N•m) @ rpm
QSB5.9
QSB 275* 275 (205) @ 2500 275 (205) @ 2300 730 (990) @ 1500
QSB 240 240 (179) @ 2500 250 (186) @ 2300 730 (990) @ 1500
QSB 240 240 (179) @ 2400 245 (183) @ 2300 730 (990) @ 1500
QSB 230 230 (172) @ 2200 230 (172) @ 2200 652 (884) @ 1500
QSB 220 220 (164) @ 2500 230 (172) @ 2300 670 (908) @ 1500
QSB 217 217 (162) @ 2000  217 (162) @ 2000  660 (762) @ 1500 
QSB 215 215 (160) @ 2500 225 (168) @ 2300 655 (888) @ 1500
QSB 215 215 (160) @ 2200 225 (168) @ 2000 692 (938) @ 1500
QSB 205 205 (153) @ 2500 215 (160) @ 2300 625 (847) @ 1500
QSB 205 205 (153) @ 2200 215 (160) @ 2000 685 (929) @ 1500
QSB 195 193 (145) @ 2300  198 (148) @ 2200  564 (765) @ 1500 
QSB 190** 190 (142) @ 2200 200 (149) @ 2000 658 (892) @ 1500
QSB 185 185 (138) @ 2500 190 (142) @ 2300 575 (780) @ 1500
QSB 185 185 (138) @ 2200 190 (142) @ 2000 575 (780) @ 1500
QSB 180** 180 (134) @ 2200 190 (142) @ 2000 624 (846) @ 1500
QSB 173 173 (129) @ 2500 179 (133) @ 2300 530 (700) @ 1500
QSB 173 173 (129) @ 2200 178 (133) @ 2000 580 (719) @ 1300
QSB 165 165 (123) @ 2000 165 (123) @ 2000 524 (694) @ 1300
QSB 155 155 (116) @ 2300 160 (119) @ 2000 440 (597) @ 1500
QSB 155 155 (116) @ 2500 160 (119) @ 2300 440 (597) @ 1500
QSB 155 155 (116) @ 2200 160 (119) @ 2000 440 (597) @ 1500
QSB 140 140 (104) @ 2200 145 (108) @ 2000 434 (589) @ 1500
QSB 130 130 (97) @ 2500 130 (97) @ 2300 373 (506) @ 1500
QSB 130** 130 (97) @ 2200 132 (98) @ 2000 400 (542) @ 1400
QSB4.5
QSB 110 110 (82) @ 2500 110 (82) @ 2500 305 (414) @ 1500
QSB 110 110 (82) @ 2200 110 (82) @ 2200 305 (414) @ 1500
QSB3.9
QSB 130 130 (97) @ 2500 135 (101) @ 2300 355 (481) @ 1500
QSB 125 125 (93) @ 2200 125 (93) @ 2200 355 (481) @ 1500
QSB 120 120 (89) @ 2500  125 (93) @ 2300  350 (475) @ 1400 

All ratings are intermittent unless otherwise noted. Additional ratings may be available. Check with your Cummins distributor or dealer. All ratings are Tier 2 approved.

*Indicates a restricted rating.
**Indicates a continuous rating.
Mantenimiento
Maintenance Intervals

QSB engines are designed to run up to 250 hours/6 months for turbocharged engines and 500 hours/6 months for charge air-cooled engines between scheduled maintenance stops.

For complete maintenance information, please consult your Owner's Manual or Operations and Maintenance Manual.
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