LONGEST PRODUCTION RUN:

1:	Caterpillar	D8	33 years
2:	Farmall	Cub	32 years
3:	John Deere	D	30 years
4:	Caterpillar	D6	27 years
5:	IMT	533	27 years
6:	Fendt	F231GT	24 years
7:	Allis Chalmers	U	23 years
8:	SAME	Delfino 35	23 years
9:	Cletrac	DD	22 years
10:	Farmall	140	21 years

LARGEST ENGINE DISPLACEMENT (cubic inches):

1:	Hart-Parr	Old Reliable 30-60	2356.2
2:	Twin City	60-95	2229 (estimated)
3:	Avery	Farm & City	2035
4:	Advance-Rumely	OilPull E 30/60	1885
5:	International Harvester	30-60	1885 (estimated)
6:	Advance-Rumely	OilPull B 25/45	1884
7:	International Harvester	30-60	1781 (estimated)
8:	Hart-Parr	17-30	1654 (estimated)
9:	Avery	40-80	1509.5
10:	Twin City	40-65	1486.2

HEAVIEST WEIGHT (pounds):

1:	Big Bud	16V-747	95,000
2:	Big Bud	740	75,000
3:	Big Bud	739	73,000
4:	Big Bud	650/50	60,000
5:	Challenger	MT975B	60,000
6:	Challenger	MT965B	60,000
7:	Challenger	MT955B	60,000
8:	Challenger	MT945B	60,000
9:	Versatile	1080	57,580
10:	CaseIH	STX450	54000

MAXIMUM HORSEPOWER:

1:	Big Bud	16V-747	900
2:	Big Bud	739	739
3:	Big Bud	740	739
4:	Versatile	1080	600
5:	Challenger	MT875B	570
6:	Challenger	MT975B	570
7:	Big Bud	650/50	552
8:	Big Bud	KT525	525
9:	Steiger	Tiger IV KP-525	525
10:	Steiger	9190	525

LARGEST CYLINDER:

1:	Hart-Parr	Old Reliable 30-60	10.00 x 15.00
2:	Advance-Rumely	OilPull E 30/60	10.00x12.00
3:	Advance-Rumely	OilPull F 15/30	10.00 x 12.00
4:	International Harvester	30-60	9.00x14.00
5:	International Harvester	30-60	10.00x12.00
6:	Hart-Parr	17-30	9.00 x 13.00
7:	Avery	Farm & City	12x18
8:	Advance-Rumely	OilPull B 25/45	9.5x12
9:	Hart-Parr	Steel King	8.00 x 12.00
10:	International Harvester	10-20	8.5x12.00

Email Peter@TractorData.com with any additional information, mistakes, or corrections.

NOTICE: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.

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