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  1. My 1996 Polaris Indy 500 Classic bogs down under a load

    Polaris Snowmobiles
    I fixed up a 96 Indy 500 classic Touring this summer. Rebuilt the chain case , fuel pump, bored and hone the cylinders .02 oversized and added appropriate pistons and rings. Got it all together and have it so that it start great. my problem is that when I have the back end lifted up I can rev...
  2. 1975 340cc Olyimpique Ski-Doo Bogging

    General Sled Chat
    So, I have been ripping my hairs out trying to figure out the problem with this sled ever since i found it in a field. When i got the machine into my shop, i rebuilt a couple essential things such as crankcase seals and crankcase bearings. Piston and cylinder looked fine and compression is...