Spears Racing Yamaha R3 Plus 2mm : This gasket is custom made to Spears Racing Specifications it will work for any 2mm over bore piston/cylinder. The thickness is made to match the Spears Racing plus 2mm engine kit.This gasket is used by competitors in all of the major race series.
Spears Racing’s Yamaha R3 Plus 2mm Head gasket is comprised of one layer of Stainless Steel not two like the OEM gasket. Spears uses Stainless steel for increased strength, its ability to rebound and corrosion resistance. The layer of the gasket are embossed and coated on both sides and are designed to meet the demands of a variety of harsh sealing environments, load conditions and surface finishes. Heat resistant to 250C or 482F
BSB Junior Supersport, Motoamerica, WSS300 and CSBK Lightweight Sportbike Championship This cylinder head gasket is for racing purpose only.