Inlet Needle Viton adjustable tips; 0.110-inch, 0.097-inch, 0.0785-inch, or 0.120-inch seat size. Viton is a registered trademark of Dupont Performance Elastomers. Product Features:Operation Is SimpleViton Inlet NeedleResistant To DirtConforms Nicely To SeatSuperior SealingFor Most Older OE Style Carbs
