
"In Stock" items ship out by next business day.
"Special orders" typically ship 3-5 days from order date. You will be contacted via email with longer delays.
Electrical Component Notice: There are no returns/refunds on electrical parts... see return policy HERE.
Genuine Kawasaki Electric Starter Motor Assembly
Part Number: 21163-0791 (formerly 21163-0804 or 21163-0749)
Product Specifications:
Genuine OEM Kawasaki Component | 12-Volt Electric Starter Motor | High-Torque Pinion Drive | Fits: FR, FS, FT & FX Series Engines | Complete Direct-Bolt Assembly
Restore reliable, instant ignition cranking power to your commercial or residential zero-turn mower with this genuine OEM Kawasaki electric starter motor assembly. Engineered specifically to match the internal compression requirements of Kawasaki V-Twin FR, FS, FT, and FX series engines, this factory-assembled starter ensures seamless flywheel engagement, reduced battery draw, and dependable all-weather starting performance across Hustler, Toro, and Spartan equipment platforms.
Hardware & Maintenance/Inspection Notice:
- Always disconnect the negative (-) battery terminal prior to removing the starter motor or servicing electrical connections.
- Inspect the starter solenoid terminals, heavy-gauge battery cables, and engine ground straps for heat damage, corrosion, or frayed insulation during installation.
- Need companion ignition components, starter solenoids, or battery cables? Check our "You May Also Like..." section below for matched OEM electrical and tune-up parts.
Serial/VIN Verification Reminder: Electrical starter fitment is determined by engine specification code and equipment serial number. Always verify the complete model and spec number stamped on your Kawasaki engine blower housing before ordering.
Mower Brand Compatibility
| Brand & Series | Compatible Model Numbers & Details |
|---|---|
| Toro (TimeCutter) |
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| Hustler FasTrak & FasTrak SD |
|
| Hustler Raptor Series |
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| Hustler Super S & TrimStar |
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| Spartan Mowers |
|
Compatible Kawasaki Engine Specs
| Engine Series | Supported Engine Specification Codes |
|---|---|
| Kawasaki FR Series |
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| Kawasaki FS Series |
|
| Kawasaki FT & FX Series |
|
Note: Always check your machine's serial number or VIN to confirm exact fitment before ordering.
| Weight | 6.9 lbs |
|---|
You may return parts and products for any reason within 30 days of the delivery date. All products must be unopened and returned in sellable condition. Return shipping including the purchase of shipping labels is the responsibility of the buyer. For your convenience, we offer the option to request a shipping label (the cost of shipping will be deducted from refund). The Mower Shop provides prepaid return shipping labels in the following cases: carrier damage, lost packages and incorrect items.