Aeroflow Inline Check Valve -4AN AF612-04S Pinion Yokes They're offered in a variety

They're offered in a variety of heights to accommodate most any combination of carb and spacer

Description: The Aeroflow performance 38mm (1-1/2") nitrous pressure gauge measures from 0-1500 PSI and is essential in monitoring the nitrous bottle pressure for optimum performance

Description: Stamped Steel Rocker Cover to suit Chrysler / Dodge 273 318 340 360 with No Logo

Compression Fitting: 316 stainless steel

Aeroflow Inline Check Valve -4AN AF612-04S Pinion Yokes They're offered in a varietyInline Check Valve 4AN Silver Brand: AEROFLOW Part Number: AF612 04S Description: One Way Check Valve. This one way check valve features a Male AN fittings oneither end in sizes ranging from 4 through to 16. The valve comes with a 1. 5psi spring installed and there is an optional 5psi spring where required. The length of the valve body is 29mm for the 4 to 8 or 35mm for the 10, 12 and 16 unit. Available in Blue, Black and Silver.