Used Lufkin L-333 Pumpjack engine with following features:
• 30 HP
• 350-750 RPM
• 2 Cylinder, 2 cycle
• 127.0 mm (5.5 in) Bore
• 158.75 mm (7 in) Stroke
• 5.4 L (123 in3) Displacement
• Naturally Aspirated
• CCW Rotation (from flywheel end)
• Weight
• Dims
HP: 30
RPM: 750