Tractor · 1949Unverified
Oliver 66 Row-Crop
Oliver 66 Row-Crop — Fleetline Series · 23 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
23 hp
Max power
15.7 kW
Weight
3193 to 3795 pounds
Hover a source tag to verify
Overview
ManufacturerOliverReference
Row-Crop tractorReference
Built in Charles City, Iowa, USAReference
Original price$2,000 (1954)Reference
Two-wheel driveReference
SteeringmanualReference
Contracting band brakesReference
Open operator station.Reference
Variants
66Rrow-cropReference
66SstandardReference
Engine
Oliver-Waukesha 2.1L 4-cyl gasolineReference
Oliver-Waukesha 2.1L 4-cyl dieselReference
Fuel tank37.9 LReference
Plows2 (14-inch)Reference
Drawbar (tested)16.8 kWReference
Belt (tested)18.7 kWReference
Oliver-WaukeshaReference
gasolineReference
4-cylinderReference
liquid-cooled vertical I-headReference
Displacement2.1 LReference
Bore/Stroke84 x 95 mmReference
Fuel systemMarvel-Schebler carburetorReference
Air cleaneroil bathReference
Compression6.75:1Reference
Rated RPM1600Reference
Coolant capacity13.2 LReference
dieselReference
Displacement2.1 LReference
Compression15.5:1Reference
Belt power (max)18.6 kWReference
Max power15.7 kWReference
Belt power (max)18.7 kWReference
Max power16.8 kWReference
Transmission
6-speed unsynchronized gearReference
Typeunsynchronized gearReference
Gears6 forward and 2 reverseReference
Clutchdry discReference
PTO & Hydraulics
TypeOliver Hydra-LiftReference
Rear PTOindependentReference
Rear PTO Type540Reference
Dimensions
Wheelbase220 cmReference
Weight3193 to 3795 poundsReference
Front tire5.00-15Reference
Rear tire8-38Reference
Ag front5.00-15Reference
Ag rear8-38Reference
Ag rear9-38Reference
Ag rear10-38Reference
Length342 cmReference
Height216 cmReference
Ground clearance61 cmReference
Front tread16/29 cmReference
Front tread128 to 222 cmReference
Rear tread152 to 223 cmReference
Operating1448 kgReference
Operating1721 kgReference
Ballasted2523 kgReference
66 Serial Numbers
1949420001Reference
1950423101Reference
1951426011Reference
1952429771Reference
19533503990Reference
19544500309Reference
Final4503563Reference
FAQ: How to read a serial number table.Reference
Capacities
Diameter30 cmReference
Width18 cmReference
RPM987Reference
Speed934.21 meters/minReference
Test results
NTTL 412: gasoline 6-speed 2WDReference
NTTL 467: diesel 6-speed 2WDReference
Gasoline 6-speed 2WDJune 6 - 24, 1949Link: Nebraska Tractor Test 412 fileReference
Belt fuel use (max)7.9 l/hourReference
Drawbar performanceReference
Gear 3 used for power test.Reference
Max pull1454 kgReference
Gear 1 used for pull test.Reference
Diesel 6-speed 2WDOctober 12 - 18, 1951Link: Nebraska Tractor Test 467 fileReference
Belt fuel use (max)6.8 l/hourReference
Max pull1619 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.