How to Properly check a cylinders bore Clearance and Roundness on a Yamaha 701 Pwc Cylinder 23 March 2020 This video goes through the tools needed to check the cylinder bore Clearance and Roundness on a PWC cylinder and things to look for. I also go through different honing tools used to hone a powersports cylinder. Comments There are no comments yet. Leave message Your rating: Your review: Please enter your review. Share Tweet