OS Engines MAX-21XR-B Ver. lll Buggy Combo Set OS-1CY01

Specifications:

• Stroke volume 3.49cc
• Bore 16.27mm
• Stroke 16.8mm
• Practical RPM 4,000-40,000rpm
• Maximum output 2.45ps/33,000rpm
• Weight 381g
• Standard attachment
• Plug T-P3 ・Reducer resin φ6 (orange), φ7 (yellow) ・Exhaust seal ring

Included:

• Φ6 (orange) and Φ7 (yellow) resin reducer
• exhaust seal ring
• T-P3 plug
• TB02 EFRA2089(T-2090SC)
• MB01-75