Can you get the sparks je piston in 13.8:1? Price? Availability?
i have no clue.. i havent worked with a motor with that combination yet.Originally posted by TRX450R52@Aug 5 2004, 11:42 PM
tell me about the sparks 13.8:1 piston and a sparks cam... will it add the snap that the yfz has? out pull a yfz? my friend has a yfz with an lrd pipe and keeps telling me how yamaha has honda beat... i just need bragging rights... we race mx, but around the house we drag for fun and to see whos got who, any help greatly appreciated