ZillaFreak Posted November 13, 2018 Report Posted November 13, 2018 maybe these http://drivelineperformance.com/yamaha-banshee-392cc-68mm-big-bore-piston-kit/ Quote
Canada Posted November 13, 2018 Report Posted November 13, 2018 Wow thanks so much, i just measured the bores to 67.78 is that normal, im using a verniar caliper from a few angles I forgot how the measurement where on my 421 but i think i will just order those. Quote
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