High quality motorcycle and some Japanese cars sized weld-on aluminum radiator neck. For welding onto high performance fabricated aluminium radiators, or header tanks and swirl pots. Accepts the smaller motorcycle sized bayonet caps, either standard OEM versions or uprated, higher pressure caps from Stant / Motorad. Fitted with an 6mm barbed male overflow, with the dimensions: Outside Diameter: 42mm, Inside Diameter: 31mm, Height: 21mm.
Supplied as ShownCNC Machined from 6082-T6 Billet AluminumPerfect for Stant / Motorad Performance CapsMotorcycle / Japanese Auto Size Weld-on Neck