![[#1] Crankcase CVT Yamaha OEM (BWS 2002-2011) MOTOFORCE It delivers its power more](https://cdn.shopify.com/s/files/1/0518/6057/0291/files/CARTERBWSSPORTCVT.jpg?v=1774542463)
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[#1] Crankcase CVT Yamaha OEM (BWS 2002 2011) MOTOFORCE It delivers its power more It delivers its power more than 1000 rpm higher than a stock exhaust and offers a little less restriction which is not a bad thing on a 70cc engine You will need to use the original cylinder head or order one separately