CSF Hose Mount Radiator Filler Neck & Cap - 1-9/16 in Diameter - Polished 57341231 Fits 9/16 in Hole

Fits 9/16 in Hole

Insert Cones on 3"

even at low fuel levels and in aggressive driving

Stainless Natural

2-12 Valve

CSF Hose Mount Radiator Filler Neck & Cap - 1-9/16 in Diameter - Polished 57341231 Fits 9/16 in HoleProduct Description: Radiator Filler Neck Hose Mount Cap Style Clamp On 1 9 16 in Diameter Cap Included Aluminum Polished From our humble beginnings as a tire shop to leader in American aftermarket cooling today, CSF has always been at the forefront of quality products for a fair price. We have a rich history stretching over seven decades! That kind of experience is what makes us the cooling experts you can trust with your vehicle. CSF was founded in