O.S. FR5-300 SIRIUS

• Displacement: 9.96cc (x5) (.607 cid x5)
• Bore: 24mm (.945")
• Stroke: 22mm (.866")
• Power Output: 4 BHP at 8,000 RPM
• Practical RPM Range: 1,800 - 8,500 RPM
• Weight: 2670g) w/mount
• Length: 158.5mm
• Diameter: 234mm
• Shaft Thread Size: 3/8-24

• Suggested Props: 18x12, 18x13, 18x14, 20x8, 20x9, 20x10, 22x8