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Description
The 3872 is a 24v delco 50mt-type heavy-duty starter, a new aftermarket direct replacement engineered to match the fit, form, and function of the original starter.
Specifications:
- Series: 50MT
- Voltage: 24V
- Pinion teeth: 12
- Rotation: Clockwise (CW)
Vehicle Compatibility:
- Makes: Caterpillar, Ingersoll-Rand, Locomobile (1969-2016)
- Models include: Caterpillar D9H; Caterpillar 594H; Ingersoll-Rand DA48; Caterpillar D8K; Ingersoll-Rand DA40; Caterpillar 583K
- Confirm exact fitment with your year, make, and model before ordering.
Cross-Reference / Interchange Numbers:
- Replaces / compatible with: 0R5214, 10461734, 10478862, 10R1913, 1109223, 1109273, 1109497, 1109632, 1109757, 1109770 (plus 29 more on file).
Why ePartsGlobal: specialist in heavy-duty starters, alternators, and charging-system electrical parts. Backed by a 1-year warranty, free shipping on orders over $19.95, and fast fulfillment. Ships from USA.
Specifications
| Voltage | 24 |
|---|---|
| Type | Starter |
| Design | DD |
| Rotation | CW |
| Manufacturer | DELCO |
| Series | 50MT |
| Lester number | 3872 |
| PIC code | 142-191 |
| Notes | This is a Delco 50MT (24 Volt), Using DE Hosuing #1951258, a 12-Tooth Drive (Accurate #4-3011N), and Lester Armature #1981. The 4918 is the Same Unit, Except Using an 11-Tooth Drive (Accurate #4-309VN). |
Confirmed fitment
Verified applications from the ePartsGlobal catalog. If your engine isn't listed, send us the OEM part number and we'll cross-reference it.
| Make | Model | Engine | Years | Application |
|---|---|---|---|---|
| Caterpillar Ag. & Ind. Pipelayer | 583H | D-342 Diesel | 1969–1974 | Pipelayer · domestic |
| Caterpillar Ag. & Ind. Pipelayer | 583K | D-342 Diesel | 1974–1989 | Pipelayer · domestic |
| Caterpillar Ag. & Ind. Pipelayer | 594 | D-353 Diesel | 1974–1974 | Pipelayer · domestic |
| Caterpillar Ag. & Ind. Pipelayer | 594H | D-353 Diesel | 1974–1985 | Pipelayer · domestic |
| Caterpillar Ag. & Ind. Track Tractor | D7E | — | — | Track Tractor · domestic |
| Caterpillar Ag. & Ind. Track Tractor | D8K | D-342 Diesel | 1974–1982 | Track Tractor · domestic |
| Caterpillar Ag. & Ind. Track Tractor | D9G | — | 1969–1974 | Track Tractor · domestic |
| Caterpillar Ag. & Ind. Track Tractor | D9H | D-353 Diesel | 1974–1982 | Track Tractor · domestic |
| Caterpillar | 583H | — | 1969–1974 | domestic |
| Caterpillar | 583K | — | 1974–1989 | domestic |
| Caterpillar | 594 | — | 1974–1974 | domestic |
| Caterpillar | 594H | — | 1974–1985 | domestic |
| Caterpillar | D8K | — | 1974–1982 | domestic |
| Caterpillar | D9G | — | 1969–1974 | domestic |
| Caterpillar | D9H | — | 1974–1982 | domestic |
| Caterpillar | 583H | Diesel | 1969–1974 | domestic |
| Caterpillar | 583K | Diesel | 1974–1989 | domestic |
| Caterpillar | 594 | Diesel | 1974–1974 | domestic |
| Caterpillar | 594H | Diesel | 1974–1985 | domestic |
| Caterpillar | D8K | Diesel | 1974–1982 | domestic |
| Caterpillar | D9G | — | 1969–1974 | domestic |
| Caterpillar | D9H | Diesel | 1974–1982 | domestic |
Cross-reference
OEM and aftermarket part numbers that interchange with this unit, from the ePartsGlobal catalog.
WAI New3872N
Bepco Old3562X
Caterpillar0R5214, 1P9162, 1P9182, 374458, 3S4458, 3T2781, 3T3430, 3T8950, 7N8604, 8S9524, 8S9542, OR5214
Cummins3604645RX
Delco10478862, 1109497, 1109632, 1109757, 1109779, 1109792, 1109849, 1109949, 1990232, 1990240, 1990247, 1993781
Lester3872
Stratoline (Old)3562X





