How do I set the ignition timing on my CB450 / CL450 / CB500T? Common Motor December 17, 2018 05:31 Follow Watch our handy YouTube tutorial on setting your ignition timing. Related articles Honda CB450 / CL450 / CB500T Valve Adjustment & Cam Chain I need to add part(s) to my order that has not shipped yet, how do I do this? What is the spark plug gap for the CB450 / CL450 / CB500T? Setting Ignition Timing on the Shockwave Electronic Ignition System (Detailed) What is the valve adjustment / tappet clearance specs for the Honda CB450 / CL450 / CB500T? Comments 0 comments Please sign in to leave a comment.