WSM Piston Kit - Polaris - +1 mm 50-300-07PK Youth XC1 Vest Features QVF three-position intake and

Features QVF three-position intake and QVR exhaust ducts for excellent air intake and exhaust performance when riding—even when the front shutter is closed on the top duct

Adjust preload rings and collars for sizes 35 mm - 75 mm

” In the drag racing community

2006 Harley-Davidson Softail Heritage FLST - -

The jackets ergonomic design means that it can be worn without the airbag system for a versatile

WSM Piston Kit - Polaris - +1 mm 50-300-07PK Youth XC1 Vest Features QVF three-position intake andQuality and construction that meets or exceeds OEM Feature improved E clip design Contain piston, rings, pin and clips Additional rings available separately Order one per cylinder Skirts have a nonabrasive, expansion retarding MOS2 coating to reduce heat and friction for added power and longevity MOS2 coating actually draws heat through piston walls and out the bottom Specially hardened tops add strength to ring grooves