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Clear out junk files and repair common Windows errorsFree Scan →Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Scout Motors’ “secret weapon” is Harvester, an optional gasoline-powered range extender for the electric Traveler SUV and Terra pickup. Scout says the gas engine generates electricity for the high-voltage battery; electric motors propel the vehicle. The company projects about 150 miles of electric range and more than 500 miles of total range for Harvester models, but those figures are not EPA ratings or independently verified results.
How will the Harvester range extender work?
Scout describes Harvester as a generator integrated into the vehicle platform. When the battery’s usable charge is drawn down, the gasoline engine can generate electricity to recharge the high-voltage battery. The electric powertrain, rather than the gas engine mechanically driving the wheels, provides propulsion under Scout’s announced description.
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Fuel Tank Kit - Extended Range 27 Gallon, Sending Unit, Straps, J-Bolts, Hose For 1971-1980... | $654.60 | Buy on Amazon |
That makes Harvester different from a conventional gasoline vehicle and gives it a different role from a plug-in hybrid whose engine may directly drive the wheels. Scout’s stated arrangement is electric propulsion with onboard gasoline-powered generation. The company has not yet published the production specifications needed to assess how the system will perform in practice.
What range does Scout project?
Scout’s 2026 Help Center says Harvester-equipped vehicles are expected to offer approximately 150 miles of electric range and more than 500 miles of combined total range. Those are Scout projections; EPA estimates are still pending.
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- Replacement for 1971-1980 International Harvester Scout II 2 - See below Description for Specific Fitments
- Includes Fuel Tank With Extended Range Capacity, Fuel Sending Unit, Mounting Straps, J-Bolts, Vent Fittings/Plugs, Hose
- 27 gallon tank offers extended range when compared to the stock 19 gallon capacity; Sending unit and mounting straps are custom designed to fit the larger upgraded tank
- Sending unit and mounting straps are custom designed to fit the larger upgraded tank
- Various fittings for vented and non-vented systems included to accommodate the different venting configurations used between 1971 and 1980 Scout II's
For comparison, Scout projects up to 350 miles of all-electric range for battery-electric versions and more than 500 miles of total range for range-extender models. In a June 2026 production-center update, Scout described those figures as manufacturer estimates based on internal targets, with EPA estimates to come. They should not be read as certified range or independently measured performance.
What changes between battery-electric and Harvester versions?
Scout expects the two powertrain choices to use different battery sizes. The company has not released final production specifications.
| Configuration | Scout’s expected battery capacity | Scout’s projected range |
|---|---|---|
| Battery-electric | 120–130 kWh, an expected range of capacity | Up to 350 miles all-electric, a manufacturer estimate |
| Harvester range extender | 60–70 kWh, an expected range of capacity | About 150 electric miles and more than 500 miles total, company projections |
The capacity figures are expected ranges, not finalized specifications. The available company figures do not establish fuel economy, fuel tank size, generator output, emissions, towing range, or comparative ownership cost, so those are not meaningful figures to use in a buying comparison yet.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Is a Scout still an electric vehicle if it has a gas engine?
Scout’s answer is yes in terms of how the vehicle is propelled: it says Traveler and Terra use electric powertrains, and that buyers can choose a gas-powered range extender for additional range. The Harvester version still carries and uses gasoline, however, so it is not a battery-only vehicle. The distinction matters to shoppers choosing between a fully battery-electric configuration and one that can generate electricity onboard.
Scout CEO Scott Keogh described the concept to Axios as, “You have a backup generator for your home. This is the backup generator for your car.” That analogy conveys the intended role of the gas engine; it is not evidence of particular performance, efficiency, or operating cost.
What is known about charging and availability?
Scout says its vehicles will have a NACS charge port. The company has not established final charging rates or specific charger compatibility in the cited materials, so a particular home charger or charging setup should not be assumed compatible until vehicle requirements are published.
Scout’s current plan anticipates first customer deliveries in 2028, with production starting with the Traveler Harvester configuration. This is a company schedule, not a guaranteed delivery date. Scout’s June 2026 FAQ says it has no further Harvester specifications to share yet.
What buyers should wait to learn
The announced concept explains the basic trade-off: Harvester adds gasoline-powered electricity generation to an electric-propulsion vehicle, while Scout projects substantially more electric-only range for its battery-electric models. The figures are targets, not a basis for a definitive real-world comparison.
- Production engine and generator specifications, including generator output
- Fuel tank capacity, fuel economy, and emissions
- EPA range estimates and independently measured performance
- Final charging rates and confirmed charger compatibility
- Final battery capacities and production specifications
Until those details are published, claims about how far Harvester will go in particular conditions, what it will cost to operate, or how it will compare under towing or other demanding use remain unsettled.
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Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
