
1957 Oliver Super 77D Hi-Crop
Specs
ENGINE:
- Waukesha-Oliver NA six-cylinder
DISPLACEMENT:
- 216 cid
BORE & STROKE:
- 3.50 x 3.75 in.
*RATED BELT POWER:
- 44 hp @ 1,600 rpm
*RATED TORQUE:
- 294 lb-ft @ 1,298 rpm
COMPRESSION RATIO:
- 16.0:1
TRANSMISSION:
- Six-speed
WEIGHT:
- 5253 lbs.
TIRES:
- Front- 7.50-18
- Rear- 13.6-38
*FUEL CONSUMPTION:
- 2.98 GPH @ full power
*DRAWBAR PULL:
- 5,659 lbs. @ 15.74% slip (max ballast)
*TOP SPEED:
- 11.5 mph
*As Rated by Nebraska Tractor Test 543 (Super 77D Rowcrop Tractor)