Click on image to zoom

S&S Cycle 635 H.O. Easy Start Chain Drive Camshafts with Fuel Moto Install Kit

Was: $597.95
Pricing: Add to Cart to see Price

Free Ground Shipping


Regardless of displacement or compression ratio with a stock starter, Easy Start Cams from S&S® Cycle make hard starting obsolete for big twins. Available in chain drive and gear drive versions. Don't get caught "dead" without them! More Proven Performance® from S&S Cycle, Inc., the leader in V-Twin high performance parts since 1958.

  • Start any engine with a stock starter
  • Save your starter and battery!
  • Reliable – tested for 10,000 starts and didn't even run the battery down!Automatic – no buttons to push

The 640 cams are designed as a great way to increase performance at an affordable price with quick installation

Kit includes:

  • Camshafts
  • Gear Cover Gasket
  • Cam Bearings
  • Instructions

Open Close Lift Duration TDC Lift
INT 19.5 43.5 .635 243 .186
EX 58.5 37.5 .635 276 .284

For technical camshaft information along with detailed product support, please visit our Performance Cams page.

Product Series

Application List

Fitment for 330-0331_FM-CAMKIT

Application List

Fitment for 330-0331_FM-CAMKIT


  • 330-0331_C9664_FM-PR
  • 330-0331_C9664_FM-PR
  • S&S Cycle
  • New

Shipping Information

  • Item Requires Shipping
  • 6.0 lbs.
  • W15.0000” x H8.0000” x L10.0000”
  • Free Ground Shipping