OS Engines Built-Up Parts Set (C+P) 21XZ-B2

The OS Engines Built-Up Parts Set (C + P) for the O.S.SPEED 21XZ-B2 is a genuine OEM replacement intended to support maintenance and rebuilds of this popular nitro engine. Using original OS components helps maintain fit, function and reliability for race and club use alike.

At a Glance

• Genuine OS Engines spare part
• Designed for the O.S.SPEED 21XZ-B2 engine
• Manufacturer part number: SCH-OS22423110

Choose authentic OS Engines parts to keep your nitro powerplant running at its best. Refer to your engine manual for part identification and assembly guidance.