Aluminium Radiator Filler Necks Size:Small Japanese 43 mm It includes new stainless fan

It includes new stainless fan cowl bolts

The bleed mechanism is a M 5 stainless set screw

Each tube features beads rolled on both ends to help prevent hoses blowing off once clamped

Available in Round or Winged versions

Aluminium Radiator Filler Necks Size:Small Japanese 43 mm It includes new stainless fanDesigned for expert use, our Aluminium Radiator Filler Necks come in two sizes (small Japanese and standard 56 mm). Made from 0. 9 mm pressed aluminium, they are both durable and lightweight. Easily self welded, these filler necks offer a seamless fit for your radiator. Careful welding is recommended for best results.