Hot Cams Stage 1A Cam - 4138-1A

  • Part #: 141117
  • Manufacturer Part #: 4138-1A
  • Original Price: $189.99
  • Closeout Price: $85.50
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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

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

Part 141117 fits the following machines

See if this part fits your ride

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

Instructions - PDF Instructions - PDF Instructional PDF