Same-day shipping cutoff: Noon Pacific Time

Spring time is in full swing here at ProCycle.  With these busy days please be sure to let us know if your order is time sensitive.  We try to do as much as we can to accommodate your upcoming trip.  

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Model
Year

Big Bore Kit - 150cc, BBR

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
TTR125 '00 - '25

Replacement piston kit and gasket set to freshen up your BBR 150 motor. Includes piston, rings, wrist pin, clips, head gasket and base gasket. This piston will not fit in the stock cylinder.

Ships in 3-5 business days
$174.90

Big Bore Kit with Camshaft - 150cc, BBR

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
TTR125 '00 - '25

Complete kit with custom made cylinder and camshaft.

  • BBR aluminum cylinder with steel liner (bored, honed and ready to use)
  • 58mm piston, pin, clips, and rings
  • Includes head and base gasket
  • New (not reground) high-performance camshaft
FAQ - Increase Performance
Ships same business day
$419.95

Big Bore Kit with Camshaft - 130cc

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
TTR125 '00 - '25

This kit provides much of the performance gain of the more expensive 150 (143cc) kits. But gives better reliability due to the thicker wall of the cylinder sleeve.

  • Wiseco 55mm high compression 11:1 piston, rings, wrist pin, and clips
  • HotCams stage 1 performance camshaft
  • Includes top end gasket set
  • Requires cylinder to be bored to fit the larger piston
Ships in 3-5 business days
$320.95