Brand: Honda (Inferred from GX620 engine specs) · SKU: GX620-13661 · MPN: GX620-13661 · Category: Components

Honda GX620-13661 is a 20 HP-class 4-stroke OHV V-Twin general-purpose engine designed for industrial and equipment applications.
| Type | 4-stroke, OHV, 90° V-twin |
|---|---|
| Max. Torque | 44.1 N·m (32.5 ft·lb) at 2500 rpm (crank PTO) |
| Displacement | 614 cm³ (37.5 cu-in) |
| Oil Capacity | 1.80 L (With oil filter) |
| Cooling System | Forced-air |
| Ignition System | Transistorized magneto ignition |
| Max. Horsepower | 20 HP (14.9 kW HP) at 3600 rpm |
| Warranty | 3-Year Warranty |
| Weight | 42.0 kg (Dry weight for QAF model) |
| Dimensions | 388 mm (L) x 457 mm (W) x 452 mm (H) (For QAF model) |
The Honda GX620-13661 is a GX620-series general-purpose engine designed for demanding equipment and industrial applications. The GX620 platform uses a 4-stroke overhead-valve, two-cylinder 90° V-Twin configuration and has a displacement of 614 cm³. Honda documentation shows GX620 variants producing up to 20 bhp at 3,600 rpm, with forced-air cooling and a transistorized magneto ignition system. Because GX620-13661 does not identify a confirmed Honda GX620 model type, exact configuration details such as dimensions, dry weight, shaft arrangement, and output should be verified against the engine's identification label and serial-number prefix before installation or replacement.
Yes, this Honda GX620 20 HP V-Twin OHV General Purpose Engine – GX620-13661 (GX620-13661) is 100% genuine Honda (Inferred from GX620 engine specs) hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Honda GX620 20 HP V-Twin OHV General Purpose Engine – GX620-13661 includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the GX620-13661.