TOP END PISTON KIT 77-78 YAMAHA YZ 400 86.5mm 1.5mm OVER VINTCO KTY15-1.5

VintCo top-end piston kit KTY15-1.5 is a complete rebuild kit. It includes a forged piston kit with piston, rings, pin and clips, along with a top-end bearing and a full top-end gasket kit comprising the head gasket, base gaskets, intake gasket and exhaust gaskets. The kit is produced using modern materials and manufacturing techniques for equivalent or better fitment and performance, and is supplied as a complete package to simplify rebuild work. Features include: Complete top-end rebuild kit, Includes piston, rings, pin and clips, Includes top-end bearing, Includes full top-end gasket kit, Head gasket included, Base gaskets included, Intake gasket included, Exhaust gaskets included, Produced using modern materials and manufacturing techniques, Designed for equivalent or better fitment and performance, Additional size options are available. Specifications: VintCo Part Number: KTY15-1.5, Piston type: Forged, Coating: MoS2, Country of manufacture: Germany, Piston size: 86.5 mm, Oversize: +1.5 mm, Piston measurement: 86.42 mm, Clearance: 0.08 mm. Cross-Reference OEM Part Numbers: Head gasket: 500-11181-00-00, Base gasket: 500-11351-09-00, Base gasket: 1M2-11351-01-00, Intake gasket: 8Y7-13556-01-00, Exhaust gasket: 214-14613-09-00, Exhaust gasket: 248-14623-10-00, Wrist pin bearing: 93310-218A6-00.