Prox Piston Needle Bearing 18x22x20 for KTM/Husqvarna 250/300cc

The Prox piston needle bearing is a precision component from the Block Revision line, designed for 250/300cc KTM and Husqvarna engines. This new revision part delivers reliable performance during engine overhauls and contributes to smooth, durable engine block operation.

• Brand: Prox
• Type: Piston needle bearing
• Dimensions: Inner Ø18 mm, Outer Ø22 mm, Width 20 mm
• Compatibility: KTM/Husqvarna 250/300cc two-stroke engines
• Condition: New
• MPN: 21.6320
• Part: Block Revision

During an engine block overhaul, this Prox piston needle bearing ensures a precise fit in the piston area, keeping friction and wear manageable. The result is more reliable engine response and a longer engine block service life, with improved performance under regular maintenance and riding conditions.