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Which pistons would you guys use, SPI or Wiseco? It's time to do a rebuild on my '96 Thundercat and I wanted to know what would be the best for a stock engine. Thanks, have a good one.:beer:

Do any of you guys use SPI pistons. It's time to do a rebuild on my 900 Thundercat and I want to get the most reliable pistons and rings for a stock engine. I'm torn between saving a little money on SPI's or spending a lot more on Wiseco's, but when it comes right down to it I want a good strong...

Has anyone out there noticed this difference in Cat's 2-cycle oil? The one on the left is oil that I just purchased this past weekend and the one on the right is oil that was bought back in the fall prior to the season. The one on the right is what I've always known Cat's oil to look like. Is...

Just wanted to say HI to all out there. My name is Scott, I'm 38, (still a kid at heart though). I live in Southwest MI with my longtime Girlfriend, Tina. I recently got back into snowmobiling a couple of years ago after a very long time away from it, (way too long). I started off purchasing a...