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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
65mm Wiseco or Wossner long rod pistons**
5TG-11633-10-00
Premium Kibblewhite Black Diamond Valve Upgrade
though they require the specified modification to the cylinder head itself
Please make sure you have the ability and tools required to do this job correctly before ordering
TRX400EX TRX 400EX 400X Stage 2 Two Hotcam Hot Cam Camshaft Timing Chain Bearing YZ250F 65mm Wiseco or Wossner longBrand New Hotcams Stage 2 Camshaft with both camshaft bearings & Heavy Duty Timing Chain Upgrade Kit Take your TRX 400EX and 400X to the next level with this bolt on camshaft upgrade kit. This Stage 2 Hotcam gives you a hard hitting midrange punch for ripping through trails. With higher lift and more duration, you'll feel the power gains instantly. The kit includes the new performance cam, upgraded SKF bearings for smooth operation, and a heavy duty