Our USA made metering jets are used in Carter Thermo-Quad carburetors.
Used to tailor engines Air/Fuel ratio. Number indicates jet size and dimension of jet orifice. A larger diameter jet will richen the entire fuel curve, from part throttle to full throttle. Re-jetting your carburetor can pay big dividends at the race track and/or increased fuel efficiency. Jet number is stamped into each jet.

Quantity: 2 Jets

Note:
These metering jets are correctly profiled and specifically made for Carter Thermo-Quad carburetors with screw in jets.