Kohler 20 hp Engine CH640-3055 for Zero Turn Mowers tinyimg_skip 40HP Vanguard Big Block engine

40HP Vanguard Big Block engine with EFI

Automatic clutch-driven oiler: Operates only when the chain is moving to reduce oil consumption

allowing it to dump heavy

Fuel Capacity: A 6-gallon centrally located tank enhances balance and reduces downtime with fewer stops for refueling

Kohler 20 hp Engine CH640-3055 for Zero Turn Mowers tinyimg_skip 40HP Vanguard Big Block engineEngine Type: 4 cycle, gasoline, OHV, cast iron cylinder liners, aluminum block Model Command PRO CH640 Max Power @3600 RPM hp (kW) 1 20 (14. 9) Displacement cu in (cc) 39. 1 (624) Bore in (mm) 3. 0 (77) Stroke in (mm) 2. 6 (67) Peak Torque @ Maximum lbs ft (Nm) 32. 7 (44. 3) Compression Ratio 8. 5: 1 Dry Weight lbs (kg) 90 (41) Oil Capacity U. S. quarts (L) 2 (1. 9) Lubrication Full pressure w full flow filter Dimensions L x W x H in 14 x 17. 7 x 19.