Used Gemini G-26 Natural Gas engine radiator through flywheel with following features:
• 26 HP
• 1800 RPM
• 2 Cylinder, 4 stroke
• 120.14 mm (4.73 in) Bore
• 101.6 mm (4.0 in) Stroke
• 1.96 L (120 in3) Displacement
• CCW Rotation (from flywheel end)
• Weight ,350 lbs (dry weight, engine only)
• Dims (41.5”L x 39.25”W x 38.75” H)
HP: 26
RPM: 1800
Ratio: 10.0000