Subaru's V-Twin engines are four-cycle OHV (overhead valve) gasoline engines. Models include the 18-hp EH63, 20-hp EH64, 20-hp EH65 and 25-hp EH72.
- Full pressure lubrication system with trochoid-type oil pump and large capacity air cleaner with dual elements
- Combustions chamber and intake and exhaust valve system lowers fuel consumption and exhaust emissions
- Meet EPA Phase 2 and CARB Tier II requirements
- Aluminum alloy block, cast-iron cylinder liners, forged steel crankshaft and high loading capacity ball bearing