Bolt set, engine to plates, Norton featherbed, later, ss, set

Bolts, nuts and washers, attaches engine to front and rear engine plates,  suits Norton later featherbed twins where the frame has two ears for the bottom stud to pass through (eg slimline) where there are two long studs and three identical studs.  
Original part numbers:
T2012, 067527- engine plate studs (3/8) x 3
E3224A - nut (3/8 thin) x 8
050197H- washer, heavy x 8
060624 - stud (5/16) x 1
050322 - washers, heavy (5/16) x 2
-nut (5/16) x 2
067812 - stud (3/8) 4-29/32inch