ONE valve or tappet guide - new old stock cast iron looks like sidevalve guide
inner Ø 3/8 , outer Ø5/8 (on the bigger size part) , length 71,5mm
could also be used to make valve guide to fit your prewar bike or car , relativ hard good cast iron material
the red spots are old storage grease
any idea where it fits ? as far I remeber we got it from old stock 40th british army parts