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OIL BY-PASS SHIM. FITS TWIN CAM MOTORS. - Rivera Primo

Oil By-Pass Shim

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Oil By-Pass Shim

  • 3155-0005
  • Fits: Twin Cam Motors
  • Helps Stiffen Pressure Relief Spring in Cam Plate to Increase Oil Pressure with Stock or Aftermarket Oil Pump
  • Designed to fit, engineered to last. Rivera Primo performance and aftermarket parts for Harley-Davidson motorcycles
  • Rivera Primo - American made pro clutches, belt drives and other custom parts for V-Twin motorcycles Whatever it takes to keep your V-Twin bike on the road!