Holley - Inlet Needle Steel Seat Size 0.120", Adjustable 875 in Spline - Hardware

875 in Spline - Hardware Included - Aluminum - Clear Anodized - Micro / Mini - Each

8 in Length - 45 lb Spring Rate - Steel - Gold - Each

AN Dust Plug - 16 AN - Aluminum - Natural - Set of 10

2A/5 - Double Layer - Aramid / Nomex - Black - 2X-Large - Each

The system comes with two sets of tailpipe pipe exits for either a dual out the back look

Holley - Inlet Needle Steel Seat Size 0.120", Adjustable 875 in Spline - Hardware"Steel tipped" inlet needles are necessary when using exotic racing fuels A . 097" seat size should be used for small four barrel carburetors; a . 110" seat size should be used for carburetors up to 735 CFM; larger seat sizes should be used with carburetors 750 CFM and larger. The following steel inlet needle and seat assemblies are available from Holley.