Starter Motor for Honda GX610 GX620 GX670 V-Twin 12V 12T 31210-ZJ1-003 18HP 20HP
Starter Motor for Honda GX610 GX620 GX670 V-Twin 12V 12T 31210-ZJ1-003 18HP 20HP
SKU:410-52061
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Honda GX610 GX620 GX670 Starter Motor
Premium 12V V-Twin Engine Replacement Part
Restore the reliable ignition of your Honda V-Twin engine with this heavy-duty starter motor. Specifically engineered to handle the high torque requirements of the GX610 (18HP), GX620 (20HP), and GX670 (24HP) engines, this unit is a drop-in replacement that eliminates slow cranking and solenoid clicking. Manufactured with high-temperature tolerant materials, it is built to survive the rigors of industrial generators, commercial mowers, and pressure washers.
Key Features
- ✔ Direct fit for GX610/620/670
- ✔ Hardened steel 12-tooth drive gear
- ✔ Precision-balanced internal armature
- ✔ High-temp 105°C thermal tolerance
Technical Specs
| Voltage | 12V DC |
| Teeth | 12-Tooth |
| Rotation | CCW (Counter-Clockwise) |
| Power | 0.8 kW |
| Mtg. Hole Centers | 66mm |
Compatibility / Fitment Guide
| Engine Family | Horsepower | Notes |
|---|---|---|
| Honda GX610 | 18 HP | Horizontal Shaft Only |
| Honda GX620 | 20 HP | Standard V-Twin Series |
| Honda GX670 | 24 HP | Direct Drive Replacement |
OEM Cross Reference
| Honda | 31210-ZJ1-003, 31200-ZJ1-841, 31200-ZJ1-842, 31200-ZJ1-H01 |
| Denso | 228000-7850, 228000-7851, 228000-7470 |
| Lester / Other | 18985, SND0455, 91-29-5618 |
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part, manufactured by 4Drive to meet or exceed original equipment (OE) standards for heavy-duty commercial use.
How do I know if it is compatible?
We recommend checking the SKU/MPN and Cross Reference list provided above. If your original part number is 31200-ZJ1-841 or 31210-ZJ1-003, this is a guaranteed fit.
Does this starter fit vertical shaft (GXV) models?
This unit is specifically designed for Horizontal Shaft GX series V-Twin engines. Please verify your tooth count (12T) as some GXV vertical shaft engines utilize a 10-tooth pinion with a different mounting offset.
Note: Professional installation is recommended. Please verify your original mounting hole spacing (66mm) before purchasing at 4drive.co.uk.
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