Genuine Mikuni Needle & Seat, 1.5. Used in many snowmobiles, including John Deere Liquifire, Sportfire, Trailfire*
30-44 Spigot Mount aluminum body carburetors. Long style unit that has a needle retaining clip attached (Cold Weather viton tip needle)
*Some Trailfire VM34 carbs use another style needle & seat, it is recommended that you check your carb before ordering.