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Stock ?What pistons are the best choice for a stock motor rebuild or twin ring or singe ring or is the any better that stock performance options
I'd run the stock ones personally. I've tried a bunch of pistons in the 800s and honestly haven't noticed much. These 850s seem to be a lot better in Stock form then the 800s. I have 3200 miles on my 21 850 and it's still going strong.I just saw bmp is selling Wossner Dual ring questions that are supposed to be 51 g lighter . But is sounds like stock is best