Wiseco Pistons 1929XE Piston Ring Set 49mm for Honda XR/CRF 70/80

The Wiseco 1929XE piston ring set is specifically engineered for 49mm bore applications in Honda XR70R, CRF70F, XR80R, and CRF80F models. This precision-manufactured ring set ensures optimal compression, oil control, and engine performance when paired with compatible Wiseco pistons.

Key Specifications:

• Bore size: 49mm
• Top ring thickness: 1.0mm
• Second ring thickness: 1.2mm
• Oil ring thickness: 2.5mm
• Includes 2 compression rings and 1 oil ring assembly

Compatibility and Installation:

• Designed exclusively for use with Wiseco pistons P/N 4880M04900 and 4665M04900
• Compatible with cast iron, Nikasil (nickel ceramic plating), boron composite, and electrofusion cylinder bores
• Set contains rings for one piston only

Important Notice: Unless otherwise specified, Wiseco rings are not compatible with chrome-plated cylinder bores. Using these rings in chrome-plated bores will result in engine damage. Always verify your cylinder bore type before installation.

Honda Applications:

• XR70R (1997-2003)
• CRF70F (2004-2009)
• XR80R (1979-2003)
• CRF80F (2004-2009)

These replacement piston rings restore compression and power to your Honda dirt bike or pit bike engine. Wiseco's quality manufacturing ensures proper ring seal, durability, and long service life in demanding off-road conditions.