Billet Alloy Weld on Filler & Cap. Aeroflow Performance non-vented filler caps are manufactured from 6061-T6 aluminum 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: 76.2mm (3")
Neck O.D.: 89mm (3-1/2")
Neck Height: 25.4mm (1")
Bore - 76.2mm (3")
Neck Outside Diameter - 89mm (3-1/2")
Cap Internal Diameter - 86.7mm (3-27/64")
Overall, Height - 39.5mm
Thread -3-1/2"-12 UNF
Replacement O-Ring Kit - AF460-48-KIT