WhichTractor
  • Rigid chassis
  • WhichTractor size: Utility
  • No lab test on file
  • 1967–1969

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

Nuffield 3/45 (345) specs: hp, weight, years

BMC 28 TD three-cylinder diesel. The manufacturer claimed 44.9 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

44.9 hp

33.5 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
5,159 lb
Hyd. flow
8.2 gpm
Top speed
15.5 mph

Nuffield 3/45 (345) specs: key facts

  • The Nuffield 3/45 (345) was built from 1967 to 1969.

  • The Nuffield 3/45 (345) has a claimed engine power (gross or net not stated) of 33.5 kW (44.9 hp); it has no measured PTO figure.

  • The Nuffield 3/45 (345) is two-wheel drive (2WD).

  • The Nuffield 3/45 (345) has a BMC 28 TD engine, a 3-cylinder 2.83 L diesel unit.

  • The Nuffield 3/45 (345) weighs 2,340 kg (5,159 lb) unladen.

  • The Nuffield 3/45 (345) has a rear PTO running at 540 rpm.

  • The hydraulic pump of the Nuffield 3/45 (345) delivers 31.0 L/min (8.2 gpm).

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”

Illustration of the 1967–1969 Nuffield 3/45 (345), a 45 hp farm tractor, colour not recorded — shown unpainted, a drawing generated from its specification record
Illustration — not a photograph · colour not recorded — shown unpainted

How much horsepower does a 3/45 (345) have?

The only figure for the 3/45 (345) is 44.9 hp (33.5 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
44.9 hp

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”

What engine is in a 3/45 (345)?

A 3/45 (345) has a BMC 28 TD, a 3-cylinder 2.83 L diesel engine.

Engine — 3/45 (345) engine specifications
Make & modelBMC 28 TD
Cylinders3, liquid-cooled
Displacement172.5 ci · 2.83 L
Max torque117 lb·ft · 158 N·m @ 1,430 rpm

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”

How much will a 3/45 (345) lift, and what is its hydraulic flow?

Hydraulic and PTO specifications for the 3/45 (345) are below.

Hydraulics & PTO — 3/45 (345) hydraulics and PTO specifications
Pump flow8.2 gpm · 31.0 L/min
Rear PTO540 rpm

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”

What transmission does a 3/45 (345) have?

Transmission specifications for the 3/45 (345) are below.

Transmission — 3/45 (345) transmission specifications
Top speed15.5 mph · 25 km/h

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”

How much does a 3/45 (345) weigh?

A 3/45 (345) weighs 5,159 lb (2,340 kg) unladen.

Weights & dimensions — 3/45 (345) weights and dimensions
Unladen weight5,159 lb · 2,340 kg
Wheelbase75.0 in · 1,905 mm
Length120.1 in · 3,050 mm
Width71.7 in · 1,820 mm
Height85.5 in · 2,172 mm
Ground clearance16.1 in · 409 mm
Front track52.0–72.0 in · 1,321–1,829 mm
Rear track56.0–80.0 in · 1,422–2,032 mm
Turning radius, braked10.8 ft · 3.30 m

Source · Traktorenlexikon, “Nuffield 3/45 (1967-1969)”

What oil does a 3/45 (345) take, and how much?

A 3/45 (345) engine takes 9.0 qt (8.5 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

3/45 (345) fluid capacities, grades and service intervals
SystemCapacity
Engine oil9.0 qt · 8.5 LSource: Traktorenlexikon, “Nuffield 3/45 (1967-1969)” · single source, not independently verified
Transmission59.7 qt · 56.5 LSource: Traktorenlexikon, “Nuffield 3/45 (1967-1969)” · single source, not independently verified
Cooling system10.8 qt · 10.2 LSource: Traktorenlexikon, “Nuffield 3/45 (1967-1969)” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a 3/45 (345)?

Within 10% of its 44.9 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Nuffield 3/45 (345)

Is a 3/45 (345) two-wheel drive or four-wheel drive?

The Nuffield 3/45 (345) is two-wheel drive (2WD).

What PTO does a 3/45 (345) have?

A 3/45 (345) has a 540 rpm rear PTO.

Sources and how this page was built

Compiled from Traktorenlexikon, “Nuffield 3/45 (1967-1969)”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Nuffield 3/45 (1967-1969) — CC BY-SA 4.0, WIKIBOOKS-TL-116077 · revision 993283. Wikibooks contributors (Traktorenlexikon). Original document