UNIT Triumph 500 650 Radial Starburst Valve Cover SET jomo webco Ducati Memorabilia It was produced by the

It was produced by the Berliner importer back in the early seventies

These are the bolt assemblies that hold the engine into the frame plates

Suitable for the largest Dellorto carbs

Dellorto's part number is 10923

until the Tonti frames

UNIT Triumph 500 650 Radial Starburst Valve Cover SET jomo webco Ducati Memorabilia It was produced by theTriumph's part number for ORIGINAL valve cover nuts is 70 4610 or E4610, later superceded to 71 2744 E12744. They CUSTOM pieces should fit all models of UNIT 500 or 650 twin until 1970, to my knowledge. CEI thread, fits great, looks great. This listing is for a complete set of four nuts covers. Color aluminum.