The K&N 81-0221 In-Line Gas Filter is perfect for racing applications and can be used with a variety of oils and fuels including methanol. The 81-0221 sintered porous bronze in-line fuel filter has a flange diameter of 1/4 inch. It comes with a 1-inch body diameter by 2-1/8 inch overall length.
Features:
- High volume, low pressure.
 - Designed to filter a variety of fuels.
 - Sintered Porous Bronze.
 - 1/4 inch flange diameter.
 
Specifications:
- Filter Material: Sintered Porous Bronze
 - Length: 55mm
 - Outside Diameter: 25mm