| | 1973 - 1976 |
| 66 Series | | Row-Crop tractor |
|
Series map:
966
Hydro 100
1066
113.0hp
115.6hp*
140.0hp*
*Estimated engine power for comparison only.
Note: the Farmall model Hydro 100 is the same as the International Harvester Hydro 100. The following data is from the Hydro 100 listing. |
| Transmission |
| Manufacturer | International Harvester
|
| Type | hydrostatic
|
| Gears | infinite forward and reverse (2-range)
|
| Oil capacity | 108 qts 102.2 L
|
| Speeds |
|
| Shift Pattern |
 |
| Page information |
 |
| Copyright 2026 TractorData.com® |
| TractorData is a family-owned small business located in Minnesota that has been providing reference information on tractors since 1999. |
| Peter Easterlund - owner/author |
| Email: Peter@TractorData.com |
| Updated on May 27, 2026 |
©2000-2026 - TractorData.com®. 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.