Nuffield 3/45 - Horsepower, Weight, Specs, Problems, Price & More

The Nuffield 3/45 tractor is powered by a BMC 2.8L 3-cyl diesel engine that provides 45 hp/33.6 kW of horsepower and torque. It has a 4x2 2WD drive configuration and a gear transmission.

• Engine
• Transmission
• Brakes
• Steering
• Common Problems
• What Users Like
• Technical Specifications

Engine

The engine is a BMC/diesel/3-cylinder/liquid-cooled type with a displacement of 173 ci/2.8 L and a bore/stroke of 3.975x4.724 inches/101 x 120 mm. It has a power output of 45 hp/33.6 kW and a rated rpm of 2200. The engine has a firing order of 1-3-2 and a starter voltage of 12. The oil capacity is 9 qts/8.5 L and the coolant capacity is 10.8 qts/10.2 L.

Transmission

The transmission is a 10-speed gear type with five gears, plus reverse, in two ranges. It has an engine power output of 45 hp/33.6 kW and a claimed PTO power output of 39 hp/29.1 kW. The transmission is designed to provide smooth and efficient power transfer to the wheels. It is suitable for a wide range of applications, from light-duty work to heavy-duty tasks.

Brakes

The brakes are mechanical disc type. They are designed to provide reliable and consistent stopping power in a variety of conditions. The brake system is easy to maintain and repair, and replacement parts are readily available. The engine is equipped with a BMC/diesel/3-cylinder/liquid-cooled type that has a power output of 45 hp/33.6 kW and a rated rpm of 2200. The engine has a firing order of 1-3-2 and a starter voltage of 12. The oil capacity is 9 qts/8.5 L and the coolant capacity is 10.8 qts/10.2 L.

Steering

The steering is power-assisted and is designed to provide precise and responsive control. It is equipped with a BMC 2.8L 3-cylinder diesel engine that has a power output of 45 hp/33.6 kW and a rated rpm of 2200. The engine has a firing order of 1-3-2 and a starter voltage of 12. The oil capacity is 9 qts/8.5 L and the coolant capacity is 10.8 qts/10.2 L. The fuel tank has a capacity of 19.2 gal/72.7 L.

Common Problems

Users have reported issues with the chassis, which is a 4x2 2WD type. The final drives are spur gear type. Some users have also reported problems with the power steering system. The brakes have been known to wear out quickly and require frequent replacement. The cab is an open operator station type, which may not be suitable for all users. The transmission is a 10-speed gear type.

What Users Like

Users appreciate the ag front tires, which are 6.00-16 in size. They also like the ag rear tires, which are 11.00-32/13.00-28 in size. The tractor is suitable for a wide range of applications, from light-duty work to heavy-duty tasks. It is easy to operate and maintain, and replacement parts are readily available. The power-assisted steering system provides precise and responsive control, which is appreciated by many users. The tractor is equipped with a reliable and efficient engine that provides plenty of power for most tasks.

Nuffield 3/45 Technical Specifications

Power
Engine	45 hp/33.6 kW
Pto (claimed)	39 hp/29.1 kW
Engine Detail
Description	BMC/diesel/3-cylinder/liquid-cooled
Displacement	173 ci/2.8 L
Bore/stroke	3.975x4.724 inches/101 x 120 mm
Power	45 hp/33.6 kW
Rated Rpm	2200
Firing Order	1-3-2
Starter Volts	12
Oil Capacity	9 qts/8.5 L
Coolant Capacity	10.8 qts/10.2 L
Engine
Description	BMC 2.8L 3-cyl diesel
Fuel Tank	19.2 gal/72.7 L
Transmission
Type	gear
Gears	10 forward and 2 reverse
Clutch	280mm dry disc
Description	Five gears, plus reverse, in two ranges.
Mechanical
Chassis	4x2 2WD
Final Drives	spur gear
Steering	power
Brakes	mechanical disc
Cab	Open operator station.
Transmission	10-speed gear
Tires
Ag Front	6.00-16
Ag Rear	11.00-32/13.00-28
Dimensions
Wheelbase	74.8 inches/189 cm
Length	116.9 inches/296 cm
Width	67.7 inches/171 cm
Height (hood)	56.7 inches/144 cm
Height (exhaust)	82.7 inches/210 cm
Operating Weight	4460 lbs/2023 kg
Ground Clearance	19.1 inches/48 cm
Clearance (front Axle)	16.1 inches/40 cm
Clearance (drawbar)	13.4 inches/34 cm
Front Tread	52 to 76 inches/132 to 193 cm
Rear Tread	52 to 80 inches/132 to 203 cm
Dimensions And Tires
Wheelbase	74.8 inches/189 cm
Weight	4460 lbs/2023 kg
Front Tire	5.50-16
Rear Tire	11.00-28
Belt Pulley
Diameter	9 inches/22 cm
Width	6.5 inches/16 cm
Speed	3011 ft/min/917.75 meters/min (low ratio)/3821 ft/min/1164.64 meters/min (high ratio)
Tractor Hitch
Rear Type	II/I
Control	position control and top-link draft sensing
Speeds
Description	With 11-28 rear tires.
Power Take Off Pto
Rear Pto	transmission/independent
Rear Rpm	540 (1.375)
Engine Rpm	540@1800

Other Nuffield tractors:

Nuffield 3/45, Nuffield 4/25, Nuffield 4/65, Nuffield DM-4, Nuffield M3, Nuffield M4, Nuffield Mini 9/16,