Custom 98
The Custom 98 is a tractor produced by Custom. It is equipped with a 250.6 ci 4.1 L engine. The listed engine power is Gasoline (listed): 62 hp / 46.2 kW. Transmission: 5 forward and 1 reverse. Operating weight: 4436 to 4696 pounds.
Engine Power
Gasoline (listed): 62 hp / 46.2 kW
Fuel & Capacities
Gasoline
Transmission
5 forward and 1 reverse
Operating Weight
4436 to 4696 pounds
Overview
 | 1952 - 1954
Row-Crop tractor |
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Production | |
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Manufacturer | Custom |
Row-Crop tractor | |
Built in Hustisford, Wisconsin, USA | |
Variants | |
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98R | tricycle front |
98W | wide front |
Custom 98 Engine | |
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Chrysler 4.1L 6-cyl gasoline | |
Engine details ...  |
Custom 98 Transmission | |
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5-speed gear | |
Transmission details ...  |
Custom 98 Power | |
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Engine | 62 hp
46.2 kW |
Plows | 3-4 (14-inch) |
Mechanical | |
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Two-wheel drive | |
Manual steering | |
Open operator station. |
Power Take-off (PTO) | |
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Rear PTO Type | 540 (1.375) |
Dimensions & Tires | |
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98W Wheelbase | 93.625 inches
237 cm |
98R Wheelbase | 93.75 inches
238 cm |
Weight | 4436 to 4696 pounds |
Front tire | 6-16 |
98W Rear tire | 14-30 |
Full dimensions and tires ...  | |
Belt Pulley | |
|---|---|
Diameter | 11 inches
27 cm |
Width | 7.5 inches
19 cm |
RPM | 1011 |
Speed | 2911 ft/min
887.27 meters/min |
References | |
|---|---|
 | |
Orphan Tractors by Bill Vossler |
Engine
Engine Detail — 250.6 ci / 4.1 L Gasoline
Manufacturer | Chrysler 8A |
Fuel Type | Gasoline |
Configuration | 6-cylinder, liquid-cooled |
Displacement | 250.6 ci
4.1 L |
Bore/Stroke | 3.4375x4.50 inches
87 x 114 mm |
Power | 62 hp
46.2 kW |
Compression | 6.6:1 |
Rated RPM | 1800 |
Torque | 167 lb-ft
226.5 Nm |
Torque RPM | 1200 |
Firing order | 1-5-3-6-2-4 |
Transmission
Transmission — 5 forward and 1 reverse gear
Type | gear |
Gears | 5 forward and 1 reverse |
With 14-30 rear tires. | |
 | |
Dimensions
Custom 98 Tires | |
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98W Standard tires (ag) | Front: 6-16. Rear: 14-30 |
98R Standard tires (ag) | Front: 6-16. Rear: 12-38 |
Dimensions | |
|---|---|
98W Wheelbase | 93.625 inches
237 cm |
98R Wheelbase | 93.75 inches
238 cm |
98W Length | 137.1 inches
348 cm |
98R Length | 139.1 inches
353 cm |
98W Height | 78 inches
198 cm |
98R Height | 80 inches
203 cm |
98W Shipping weight | 4436 lbs
2012 kg |
98W Shipping weight | 4696 lbs
2130 kg |
98W Ground clearance | 17 inches
43 cm |
98R Ground clearance | 25 inches
63 cm |
98R Front tread | 8 to 14 inches
20 to 35 cm |
98W Front tread | 55.5 to 61.5 inches
140 to 156 cm |
98R Rear tread | 56 to 84 inches
142 to 213 cm |
98W Rear tread | 66.5 to 78.5 inches
168 to 199 cm |
Photos
Custom 98W
Custom 98W
Custom 98W
Custom 98 operator platform
Recommended Implements & Sizing Guide
Engineering recommendations for Custom 98 based on its 62 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 6 ft (72 in)1.8 m | Medium Duty | Medium pasture clearing; rear slip-clutch recommended. |
Rotary TillerSeedbed Prep | 66 to 72 in165 - 180 cm | Medium Duty | Standard utility tiller; slip clutch protection required. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for Custom 98.
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
Custom 98 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for Custom 98.
Converted Equivalents:
Horsepower (HP)62 hp
Kilowatts (kW)46.2 kW
Metric Horsepower (PS / CV)62.9 PS
Direct Competitor Comparison
Compare Custom 98 against same-era industry alternatives in the same horsepower class.
Current Model
Custom
Custom 98
Engine Power:Gasoline (listed): 62 hp / 46.2 kW
★ Baseline Reference