ENGINE

• 6-cylinder
• DI
• Allis-Chalmers 670HI 1984 ALLIS-CHALMERS 4W220

DISPLACEMENT

• 426ci

BORE & STROKE

• 4.25×5 in.

FLYWHEEL POWER

• 220 hp @ 2,400 rpm

PTO POWER

• 186.35 hp @ 2,550 rpm

DRAWBAR POWER

•  153.7 hp @ 2,549 rpm

COMPRESSION RATIO

• 15.5:1

TRANSMISSION

• 20-speed
• Power Director

TIRES

• 18.4–38 (front); 18.4-38 (rear)

WEIGHT

• 23,510 lbs.

FUEL CAPACITY

• 200 gal.

FUEL CONSUMPTION

• 12.6 gph @ full power

DRAWBAR PULL

• 23,310 lbs. @ 15% slip

*Nebraska Test 1229 (A-C used the 1976 7580 test to certify the 4W220)