Several people have asked the question as to part numbers ...so here are the
I have no idea which model they come from.
Inlet Valve 38mm diam with 8mm dia stem Nissan L24 13201A 3500 00
Exhaust valve 35mm diam with 8mm dia stem Nissan L20B
Collet grooves on the above need modifying to suit XPAG collets. I just use
XPAG stem seal system. Walter may like to add this information to the web site.
Hope this helps.