Aluminium Radiator Fabrication Components
Made from high quality Aluminium our weld-on billet filler caps and necks are specially designed for radiators, catch-cans, reservoirs and fuel tanks
Billet neck and Filler Caps are available in 1.5" 2" and 2.5"
1.5" - measure 38mm across the weld-on base and 44mm across the cap
2" - measures 49mm across the weld-on and 56mm across the cap
2.5" measures 58.5mm across the weld-on and 69 across the cap
3.5" measures 90mm across the weld-on and 92mm across the cap
Radiator filler neck and pressure cap
Small measures 47.5mm across the weld-on base and 19.75mm internal hole with an 8mm overflow tail
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