Dear Ralph, I am looking into purchasing a set of performance pipes for a ’96 Indy XCR 600 (XLT engine), and I am wondering the

Dear Ralph, I have a ’94 XCR 600 that is pretty much stock except for the ports have been polished and it has a 133.5″

Dear Ralph, I have a 1997 Polaris Sport with a 440 fan cooled engine. What kind of top speed should I be getting out of

Dear Ralph, Will the larger diameter recoil used on many of the ’97 Ski-Doos retrofit to a ’96? Jeff Bottom Cheyene, Wy Jeff, Yes, you

Dear Ralph, I thouight that I had a pretty good understanding of how all the different jets in a carb effect overall carb calibration, but

Dear Ralph, My MXZ 440 likes to dart on hard pack and freshly groomed trails. I have the camber currently set to zero and the

Dear Ralph I’ve heard that using the NGK type “V” plugs are the best for checking jetting. What about it? When using the “V” plugs,

Dear Ralph, If I wanted to reduce slide friction in all snow conditions, should I get Teflon or graphite sliders for my sled (1997 MX

Dear Ralph, I ‘m having trouble setting up the rear suspension on my ’97 ZR 580. The problem I’m having is bottoming when coming off

Dear Ralph, I recently picked up my new Yamaha 600 XTC. I was really impressed However, one of the big things advertised about the sled