New Holland TG 255 Engine specs

The diesel TG 255 has a CUMMINS 6 TAA-8304, a 6-cylinder 8.27 L diesel engine.

A TG 255 has a Consolidated Diesel 6TAA-8304, a 6-cylinder 8.27 L engine.

On OECD Test 2187, the TG 255 used 13.49 gal/h (51.1 L/h) at maximum power.

19 engine values on record for the TG 255.

Engine power, claimed · gross or net not stated

254.5 hp

189.8 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “New Holland TG255”, 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.

What engine is in the diesel TG 255?

The diesel TG 255 has a CUMMINS 6 TAA-8304, a 6-cylinder 8.27 L diesel engine. Fitted to TG 255.

Engine — CUMMINS 6 TAA-8304 specifications
Make & model	CUMMINS 6 TAA-8304^{Source 2}
Fuel	Diesel^{Source 2}
Cylinders	6^{Source 2}
Displacement	504.5 ci · 8.27 L^{Source 2}
Cooling	Liquid-cooled
Maximum torque	830 lb·ft · 1,126 N·m
Maximum torque speed	1,199 rpm
Air cleaner	Fleetgard Nelson dry air filter
Cylinders	6
Displacement	8.7 qt · 8.3 L
Bore	4.5 in · 114 mm
Stroke	5.3 in · 135 mm
Rated engine speed	2,200 rpm
Torque rise	60.6 %

Source · Traktorenlexikon, “New Holland TG255”

A TG 255 has a Consolidated Diesel 6TAA-8304, a 6-cylinder 8.27 L engine. Fitted to TG 255 (4 WD).

Source · OECD test report 2187, 2004

On OECD Test 2187, the TG 255 used 13.49 gal/h (51.1 L/h) at maximum power.

OECD Test 2187 — TG 255 as tested, configuration as printed: “4 WD · MFWD”
Fuel consumption, at maximum power	13.49 gal/h · 51.1 L/h
Fuel consumption, at rated engine speed	12.41 gal/h · 47.0 L/h
Fuel consumption, at standard PTO speed	13.46 gal/h · 51.0 L/h
Engine speed, at maximum power	2,000 rpm
Engine speed, at rated engine speed	2,200 rpm
Engine speed, at standard PTO speed	1,984 rpm
Maximum torque	830 lb·ft · 1,126.0 N·m
Torque rise	60.6%

Source · OECD test report 2187, 2004

19 engine values from Traktorenlexikon, “Case-IH MX255”; Traktorenlexikon, “New Holland TG255”; and OECD test report 2187, 2004.

Sources checked

14 SEP 2026

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

OECD Code 2 test report 2/2 187: New Holland TG 255 — Licence not stated by the publisher; facts cited, OECD-2187 · published 2004-10-25 · retrieved 2026-09-14. OECD. Original document
Traktorenlexikon: Case-IH MX255 — CC BY-SA 4.0, WIKIBOOKS-TL-90521 · revision 983929. Wikibooks contributors (Traktorenlexikon). Original document
Traktorenlexikon: New Holland TG255 — CC BY-SA 4.0, WIKIBOOKS-TL-110832 · revision 993198. Wikibooks contributors (Traktorenlexikon). Original document