How do I confirm pilotpart272320 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

For Massey Ferguson Starter Motor

Starter Motor 579937M91 for Massey Ferguson

OEM / REF: 579937M91SKU: pilotpart272320

Starter Motor 579937M91 for Massey Ferguson Tractor MF-20 MF-30 MF-40 is a Starter Motor replacement part indexed for Part Number and Fit for following models: Massey Ferguson Tractor MF-20 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-20 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-20C...

Stock: In stock
Condition: New
Fitment: Massey Ferguson Engine Spare Parts
Category: Starter Motor

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$386.31USD/EA

~~$31,599.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Starter Motor Description

This Starter Motor is indexed for Part Number; Fit for following models: Massey Ferguson Tractor MF-20 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-20 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-20C PERKINS AD3-152 DIESEL 1978-1981 Massey Ferguson Tractor MF-20C PERKINS AD3-152 DIESEL 1978-1981 Massey Ferguson Tractor MF-20U PERKINS AD3-152 DIESEL 1976-1981 Massey Ferguson Tractor MF-20U PERKINS AD3-152 DIESEL 1976-1981 Massey Ferguson Tractor MF-2500 PERKINS 3-152 DIESEL 1973-1974 Massey Ferguson Tractor MF-2500 PERKINS 3-152 DIESEL 1973-1974 Massey Ferguson Tractor MF-30 PERKINS AD4-203 DIESEL 1973-1975 Massey Ferguson Tractor MF-30 PERKINS AD4-203 DIESEL 1973-1975 Massey Ferguson Tractor MF-30B PERKINS AD3-152 DIESEL 1981 Massey Ferguson Tractor MF-30B PERKINS AD3-152 DIESEL 1978-1980 Massey Ferguson Tractor MF-40 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-40 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-40B PERKINS AD4-203 DIESEL 1976-1981 Massey Ferguson Tractor MF-40B PERKINS AD4-203 DIESEL 1976-1981. Compare reference number 579937M91 against the label on your existing Massey Ferguson component before ordering.

Additional cross references on file: 1903103M91, 1903117M91, 517533M93. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

579937M91 1903103M91 1903117M91 517533M93 579936M91 534191M91

Applications

Part Number
Fit for following models: Massey Ferguson Tractor MF-20 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-20 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-20C PERKINS AD3-152 DIESEL 1978-1981 Massey Ferguson Tractor MF-20C PERKINS AD3-152 DIESEL 1978-1981 Massey Ferguson Tractor MF-20U PERKINS AD3-152 DIESEL 1976-1981 Massey Ferguson Tractor MF-20U PERKINS AD3-152 DIESEL 1976-1981 Massey Ferguson Tractor MF-2500 PERKINS 3-152 DIESEL 1973-1974 Massey Ferguson Tractor MF-2500 PERKINS 3-152 DIESEL 1973-1974 Massey Ferguson Tractor MF-30 PERKINS AD4-203 DIESEL 1973-1975 Massey Ferguson Tractor MF-30 PERKINS AD4-203 DIESEL 1973-1975 Massey Ferguson Tractor MF-30B PERKINS AD3-152 DIESEL 1981 Massey Ferguson Tractor MF-30B PERKINS AD3-152 DIESEL 1978-1980 Massey Ferguson Tractor MF-40 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-40 PERKINS AD3-152 DIESEL 1973-1975 Massey Ferguson Tractor MF-40B PERKINS AD4-203 DIESEL 1976-1981 Massey Ferguson Tractor MF-40B PERKINS AD4-203 DIESEL 1976-1981

Specifications

Voltage	12
Rotation	CWStarter Type: PLGR
Number of Teeth	10
Gear OD	1.547in / 39.3mm
Mtg Ear 1 Hole	10.0mm Unthreaded
Mtg Ear 2 Hole	10.0mm Unthreaded
Mtg Ear 3 Hole	10.0mm Unthreaded
Part Number	579937M91, 1903103M91, 1903117M91, 517533M93, 579936M91, 534191M91, 579-936-M91, 1903-117-M91, 534-191-M91, 579-937-M91, 1903-103-M91, 1903-117-M91

Fitment Notes

Brand or application signal: Massey Ferguson Engine Spare Parts
Product family: Starter Motor
System category: Engine Spare Parts > Engine Auxiliary Components > Starter Motor
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.