The Edelbrock #1465 Off-Road Needles and Seats includes a pair of spring loaded needles and .0935" seats. The Edelbrock #1465 Off-Road Needles and Seats help maintain proper float level in rough terrain and lessen the possibility of flooding. - The Edelbrock Off-Road Needle and Seat kit part #1465 is designed for use with Edelbrock Performer Series and Thunder Series AVS carbs ONLY. Do NOT use with other brands- A fuel filter MUST be installed between the fuel pump and the carburetor- Proper installation is the responsibility of the installer. Improper installation will void your warranty and may result in poor performance and engine or vehicle damage