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Advance-RumelyModel A
Advance-Rumely OilPull K 12/20
Utility
- power
- 40 hp
- displacement
- 452 ci
- Cylinders
- 2
- Forward gears
- 2
Head to head · Utility
Advance-Rumely OilPull K 12/20 vs Ford 850
Advance-RumelyAdvance-Rumely OilPull K 12/20
vs
FordFord 850
How they compare
Headline specs vs. the whole Utility
Engine Power
= Effectively tiedOilPull K 12/2040 hp
85040 hp
Median Utility Tractor55 hp
OilPull K 12/20 is in the 33rd percentile; 850 is in the 33rd · 5,383 models
Engine Displacement
▲ OilPull K 12/20 higher · +280 ci (+163%)OilPull K 12/20452 ci
850172 ci
Median Utility Tractor183 ci
OilPull K 12/20 is in the 93rd percentile; 850 is in the 46th · 5,580 models
Cylinders
▲ 850 higher · +2 (+100%)OilPull K 12/202
8504
Median Utility Tractor4
OilPull K 12/20 is in the 3rd percentile; 850 is in the 50th · 5,720 models
Forward Gears
▲ 850 higher · +3 (+150%)OilPull K 12/202
8505
Median Utility Tractor12
OilPull K 12/20 is in the 1st percentile; 850 is in the 6th · 4,941 models
OilPull K 12/20 (A)850 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Manufacturer | Advance-Rumely | Ford | — |
| Model | OilPull K 12/20 | 850 | — |
| Category | Utility, Standard Tread | Utility | — |
Engine
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Manufacturer | Rumley | Ford | — |
| Model | Not recorded | EAF | — |
| Power Output | 40hp | 40hp | Same |
| Rated RPM | 560RPM | 2,200RPM | ▲ 850+1,640 RPM · +293% |
| Cylinders | 2 | 4 | ▲ 850+2 · +100% |
| Displacement | 452ci | 172ci | ▲ OilPull K 12/20+280 ci · +163% |
| Bore | 6in | 3.9in | ▲ OilPull K 12/20+2.1 in · +54% |
| Stroke | 8in | 3.6in | ▲ OilPull K 12/20+4.4 in · +122% |
Transmission
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Type | Gear | Unsynchronized gear | — |
Dimensions & Weight
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Length | 132in | 122in | ▲ OilPull K 12/20+10 in · +8% |
| Width | 64in | 64.8in | ▲ 850+0.8 in · +1% |
| Height | 75in | 59.3in | ▲ OilPull K 12/20+15.7 in · +26% |
| Operating Weight | 6,430lb | 3,400lb | ▲ OilPull K 12/20+3,030 lb · +89% |
Hydraulics
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| System Type | Not recorded | Open center | — |
| Steering Type | Not recorded | Manual | — |
Power Take-off (PTO)
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Type | Not recorded | Transmission | — |
| Speed 1 | Not recorded | 540rpm | — |
Hitch & Towing
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Hitch Category | Not recorded | I | — |
| Hitch Capacity | Not recorded | 1,250lb | — |
Chassis & Drive
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 | 4x2 2WD | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Not recorded | Manual | — |
| Brake Type | Not recorded | Differential mechanical expanding shoe | — |
Electrical
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Starter Type | Not recorded | Electric | — |
Capacities
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 3.8gal | — |
Operator Station
| Spec | Advance-Rumely OilPull K 12/20 | Ford 850 | Difference |
|---|---|---|---|
| Type | Not recorded | Open | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 33rd percentile (40 hp)B · 33rd percentile (40 hp)
Engine Displacement
median 183 ciA · 93rd percentile (452 ci)B · 46th percentile (172 ci)
Cylinders
median 4A · 3rd percentile (2)B · 50th percentile (4)
Forward Gears
median 12A · 1st percentile (2)B · 6th percentile (5)
Operating Weight
median 5,303 lbA · 61st percentile (6,430 lb)B · 28th percentile (3,400 lb)
A · OilPull K 12/20B · 850Median Utility Tractor