OS Engines Inner Head & O-Ring O.S.Speed B2104

This inner head with O-ring from OS Engines is a replacement component for maintaining sealing and consistent running on engines identified as O.S.Speed B2104. Supplied as an inner head and matching O-ring, it helps refresh worn parts and support reliable compression after routine use or repairs.

The OS part number SCH-OS2DA04100 aids quick identification when ordering spares. Suggested compatibility: O.S.Speed B2104. Always consult your engine manual or exploded view to confirm fitment before installation.

Key Points

• Part number: SCH-OS2DA04100
• Includes inner head and O-ring
• Suggested compatibility: O.S.Speed B2104 engines
• Like-for-like replacement component
• Suitable for routine maintenance or repair work

Notes

• Refer to your engine manual for installation guidance.
• Inspect sealing surfaces and use the included O-ring during reassembly.