Description
Rotor Arm (Lucas type DK4, clockwise when viewed from above) for 9hp (late), 12/4 and Big 4 Riley motor cars.
Variant: late 9hp
Parts Catalogue 1: n/a.
Parts Catalogue 2: n/a.
Parts Catalogue 3: n/a.
Parts Catalogue 4: Unlisted.
Parts Catalogue 5: n/a.
Parts Catalogue 6: Unlisted.
