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NT250 the lightest

20th June 1981, Page 19
20th June 1981
Page 19
Page 19, 20th June 1981 — NT250 the lightest
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CUMMINS has replaced i NT240 engine launched in 19. with an uprated version signated NT250.

Part of the "small cam" half the Cummins 14-litre (854cu engine series, the NT250 velops 186kW (250bhp) gross 1,900rpm with a maximum ti que figure of 1,085Nm (800 It at 1,300rpm.

The nominal torque rise w this particular specification is per cent.

The increase in power over t superceded NT240 has be achieved through revised fu ling characteristics with Cu mins claiming that the new E gine is up to 15 per cent mc economical than the nature aspirated version (the NHC2 and up to five per cent bet than the turbocharged NT240.

Conscious that the 14-litre E gine series has been regarded

heavy in the past, Cummins h embarked on a weight-savi exercise which has resulted ir claimed reduction of 64 (140Ib) — a saving of around fi per cent.

(At 1,120kg (2,4701b) t NT250 is claimed to be t lightest version yet from t Cummins 14-litre family, A major revision of the Cu mins 14-litre engine range v be launched in 1986.

At present code-named t N14, the new engine is claim to be light in weight with relati to its swept volume and pom. output.

Cummins claim that the N should clock up one million ki metres (620,000 miles) heforE rebuild is necessary.

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