Holley Adjustable Needle and Seat - 0.097 Orifice - Viton - Holley Carburetors Tools Installation Kits Available Separately

Installation Kits Available Separately

Phenolic Resin

A back up light feed and power wires to make the harness easier to install in a more modern vehicle

Deep Aggressive Sound

Kevlar ®Ã‚ Chin Strap

Holley Adjustable Needle and Seat - 0.097 Orifice - Viton - Holley Carburetors Tools Installation Kits Available SeparatelyHolley offers a number of needle and seat assemblies for its carburetors. The configuration of the needle and seat assembly and its seat size depend on carburetor application, CFM size and type of fuel bowl used. Operation is simple. Needle movement is controlled by a metal tang on the float arm. Upward movement of the float causes the needle to close the seat; downward float movement causes the needle to open the seat. Seat size determines how much