Matthew hurst 1 #1 Posted June 15, 2010 I have a Kohler K321AS broke the connecting rod,toke chip off the piston.AND on the bottom of the piston casing it toke a small chip out. Can I grind this off bit ,put new piston and connecting rod in???? How do you check the bore ,I think mine was bored and I need a new piston... Share this post Link to post Share on other sites
oldandred 15 #2 Posted June 15, 2010 should be marked on top of the piston Share this post Link to post Share on other sites
Save Old Iron 1,563 #3 Posted June 15, 2010 dial bore gauge method or the snap gauge method the internet is loaded with info on these procedures. Share this post Link to post Share on other sites
