Wiseco 99-18 Yamaha YZ250 GP Series 2614CS Piston Kit

Wiseco's GP Series forged 2-stroke pistons build on the tried-and-true base of the Pro-Lite. Wiseco GP Series 2-stroke pistons incorporate additional performance and durability enhancing features including an Electra-Coated crown, ring groove(s), and pin bores plus ArmorGlide skirt coating, making them perfect for endurance and sustained-RPM 2-stroke applications. From play riders putting in hard hours to consistent competition, GP Series 2-stroke pistons are up to the challenge.

• Electra-Coated crown, ring groove and pin bore resists potential wear, combustion heat damages, and ring micro-welding


• ArmorGlife skirt coating reduces friction to optimize performance potential


• Designed with optimized features for long service life and top-end power


• Extra lightening operations for enhanced throttle response


• Engineered, forged, and machined in the USA in Mentor, OH


• High-quality ring(s), wrist pin(s), and circlips included


• Designed for endurance and sustained-RPM 2-stroke riding


• 66.40 mm Bore

ATTRIBUTES: false, true, true, false, Y, powersports, N/A, false, 1

BRAND: Wiseco

MPN: 808M06640

SKU: 589607