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Hot Cams Stage 1A Cam - 4138-1A

  • Part #: 141117
  • Manufacturer Part #: 4138-1A
This item is no longer available

Overview of Hot Cams Stage 1A Cam - 4138-1A

  • Extract maximum performance from your engine
  • Hot Cams provide increased intake and exhaust duration for improved breath-ability and more horsepower
  • Provides significantly more mid-range punch and top-end speed for most models
  • Core trade-in not required so you can keep the original camshaft
  • Single-cam motor
  • Stage 1A cam recommended for engines with air box and exhaust modifications
  • Power improvement at all RPMs depending on engine specifications
  • Uses stock valve springs and rockers


  • Specs:
    Intake Lift: 9mm
    Intake Duration (@1mm): 232 degrees
    Exhaust Lift: 9.5mm
    Exhaust Duration (@1mm): 242 degrees

Specs for Hot Cams Stage 1A Cam - 4138-1A

Type Cam
Units Each
Weight 1.05 lbs

Specs for Hot Cams Stage 1A Cam - 4138-1A

Type Cam
Units Each
Weight 1.05 lbs

Fitment for Hot Cams Stage 1A Cam - 4138-1A

See if this part fits your ride

Part 141117 fits the following machines

Yamaha
  • 2013 Yamaha YFM250R Raptor
  • 2012 Yamaha YFM250R Raptor
  • 2011 Yamaha YFM250R Raptor
  • 2010 Yamaha YFM250R Raptor
  • 2009 Yamaha YFM250R Raptor
  • 2008 Yamaha YFM250R Raptor
  • 2011 Yamaha YFM250R Raptor R
  • 2011 Yamaha YFM250RSP Raptor R
  • 2008 Yamaha YFM250RSP Raptor SE
  • 2008 Yamaha YFM250RSP2 Raptor SE Custom
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Instructions and Manuals for Hot Cams Stage 1A Cam - 4138-1A