O.S. MAX-91RZ-H RING (REAR EXHAUST)


• Displacement: 0.912 cu in (14.95 cc)
• Bore: 1.02" (25.8mm)
• Stroke: 0.87" (22mm)
• Output: 3.3 ps @ 15,000 RPM
• Practical RPM Range: 2000-16,000
• Weight Without Muffler: 22.5oz (640g)