Originally Posted By: GRN51GMC
Looking for a pair of Vintage valve cover wingnuts, 3/8 x 24 to hold down my McGurk Valve Cover.


The ones to have are the Offenhauser's:


I bought mine over 10 years ago. Not sure if there are any NOS ones still floating about but the pic includes the Offy part number to chase - #3510.

regards,
stock49