Aeroflow 2 Alum Weld Bung And Cap AF460-32S Brake Boosters you will also notice an

you will also notice an internal Hex and external Hex for ease of use in any intake manifold type application

Choice of Springs from 10psi to 40psi (Optional)

The serrated faced nuts provide extra grip on the oil pan rail which will prolong the life of the gasket and prevent oil leaks down the line

Restricting coolant flow leaving the engine lets you control the amount of heat absorbed by the coolant

Aeroflow 2 Alum Weld Bung And Cap AF460-32S Brake Boosters you will also notice an2" Billet Aluminium Weld On Filler with Silver Cap Billet Alloy Weld On Filler & Cap. Aeroflow Performance non vented filler caps are manufactured from 6061 T6 aluminium and are supplied with BUNA N (wide range of fuel and oils) and EPR (Nitro methane fuel O Ring seals. Available in 1", 1 1 2", 2", 2 1 2" & 3" diameters in Blue, Red, Black, Gold, Purple, Raw, Polished and Silver anodized finishes. Bore Size: 50. 8mm (2") Neck O. D.: 61. 8mm (2 7 16")