NOS 10 lb. BottleSuper Hi-Flow Valve Assembly w/SiphonTube & BlueGauge 16137ANOS cylinder-heads-and-parts 6 V8 1974 - 1975

6 V8 1974 - 1975 Pontiac LeMans 350/5

4 V8 1971 - 1977 GMC Sprint 250/4

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 458057

For use with our QRI033 or 34 and QPV001 Combination valve mounted to the frame rail

6L V8 1972 - 1978 Plymouth Fury 400/6

NOS 10 lb. BottleSuper Hi-Flow Valve Assembly w/SiphonTube & BlueGauge 16137ANOS cylinder-heads-and-parts 6 V8 1974 - 1975Overview: NOS now offers Super Hi Flo bottle valve assemblies with siphon tube and nitrous pressure gauge already installed. This gives you a great way to upgrade to the highest flowing valve and tube NOS has to offer. Key bottle valve features include a 1 8"NPT gauge port, 1 4"NPT accessory port, large internal and outlet ports, along with an O ring seal. Our 3 8" id screw on siphon tube is made from 6061 aluminum can be used as an upgrade for an