micka, Honda specifies that the tappet clearance has to be measured at "BTDC on the compression stroke", with the engine cold.

Edit note: this has been corrected to quote the Honda manual. I'm not too clear on what "BTDC" means. It sounds as if they meant "TDC" and this is a typographical error.

Last edited by grumpy; 04/05/11 03:44 AM. Reason: Correct error in orginal post