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Hot Cams Valve Spring Kit Yamaha Raptor 660R

The Hot Cams Valve Spring Kit provides improved throttle response and is compatible with Stage-2 (68-2067) and Stage-3 (68-2076) Hot Cams camshaft upgrades, available as a complete set.

Features:

  • Improved throttle response technology
  • For use with Stage-2 (68-2067) / Stage-3 (68-2076) Hot Cams camshaft upgrade
  • Sold as a set

Specifications: 

  • Exhaust Spring Coil Bind17.780mm
  • Exhaust Spring Installed Force55lb
  • Exhaust Spring Installed Height30.607mm
  • Exhaust Spring Maximum Lift11.430mm
  • Exhaust Spring Open Force145lb
  • Exhaust Spring Open Height8.763mm
  • Exhaust Spring Rate270in-lb
  • Intake Spring Coil Bind17.780mm
  • Intake Spring Installed Force55mm
  • Intake Spring Installed Height30.607mm
  • Intake Spring Maximum Lift11.430mm
  • Intake Spring Open Force145mm
  • Intake Spring Open Height8.763mm
  • Intake Spring Rate270in-lb
Product Style J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style Hot Cams Valve Spring Kit Yamaha Raptor 660R 2001-2005 J&P Cycles Item #10474574 Catalog Number10474574 Store Sku MFR. Product #SKYFM660S2 AvailabilityOnly 3 Left: Ships next business day

This product DOES NOT FIT your 1956 Harley Davidson KHK

This Product Fits
Yamaha
Raptor 660R 2001, 2002, 2003, 2004, 2005
Raptor 660R LE 2002, 2003, 2004
Raptor 660R SE 2005
Product Description
Part Numbers
Fitment
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