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Speed's Crank Vents

  • $89.95
  • Increase gas mileage, horsepower and life of the motor
  • Take blow-by out of the heads or crankcase and suck it out the vent which allows pressure to be released, improving motor efficiency
  • Check ball and valve ensures one-way flow
  • Longer stem allows room for most air cleaners
  • Unlike any other vent
  • Crank vent spacers are required when using stem vents with any Speed’s Performance Plus high-velocity or Speedy Flow air cleaner kit; can also be used to custom space other crank vents or breathers
  • Polished aluminum finish
  • Stem vents are used on Evolution and Twin Cam engines that breathe through the heads; inline vent is used on models that breathe through the crankcase
  • Crank vents sold each; spacer kits include two .300” x .990” spacers and two .615” x .990” spacers with O-rings
Speed's Crank Vents