Camshaft Stage 1 from manufacturer Hot Cams for Yamaha WR 400 F (1998-2000) / WR 426 F (2001-2002) / YZ 400 F (1998-1999) / YZ 426 F (2000-2002).
Specifications:
- made with Computer Numerical Control (CNC) machinery from forged steel 8620 and hardened;
- designed and tested on a dynamometer in the USA;
- designed using valve train software;
- ensures a power increase of 5%-10%.
The camshafts include Hot Cams Improved Throttle Design (I.T.R.) technology - these camshafts enhance throttle response across the entire RPM range while providing significant power increases in the mid-range and at high RPMs. Stage 1 is designed for increased torque at low RPMs.
Designed for direct installation, using original valve springs (unless otherwise specified).
For engines with two camshafts.
Technical data
- intake valve clearance: 0.150 mm;
- brand: HOT CAMS;
- application: intake;
- intake duration: 260°;
- intake valve lift: 8.80 mm;
- centerline angle of intake lobes: 105°;
- type: Stage 1;
- price: for one piece.
The complete application list can be found below.
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