• Chevy V8 & 90° V6 Filler Neck Manifold Housing
• Locates filler neck at highest point on cars with low-mount radiators to bleed off air
• Unit can be flipped 180° for either right or left outlet location
• Includes 1/2" NPT fitting for installing water temp sending unit & two 1/4" NPT fittings for return lines on popular aftermarket cylinder heads
• Made of 356-T6 cast aluminum - 3-1/4"
• Includes gaskets, bolts, and washers, and standards size radiator cap filler neck