jonsteffen 6 #1 Posted October 10, 2011 can u bore a k-321 to a std k-341 and be ok Share this post Link to post Share on other sites
rmaynard 14,922 #2 Posted October 10, 2011 The K321 standard bore is 3.50. The maximum oversize piston for a K321 is .030 over, making the maximum bore 3.53. The K341 is 3.75. Share this post Link to post Share on other sites
