S&S Cycle 640 Lift Chain Drive Cam Harley Evolution EVO Big Twin Engines 84-99

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SKU
SS33-5108

IN BRAND NEW CONDITION

PART # 33-5108

DRAG PART # 497968

TUCKER PART # 0925-0044

Fits: 1984-1999 Harley-Davidson Evolution Big Twin Models

  • S&S Cams are tested on the dyno, street and track before being offered to the public
  • With hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produce
  • Made in the U.S.A.

640 CAM

  • Designed for use with hydraulic tappets
  • For large displacement engines (110"+) with 10.5 to 11.5:1 compression and smaller engines (96-107") with 11 to 12:1 compression
  • Requires high-lift springs
  • Less overlap and fast ramps build higher cylinder pressure
  • Lower TDC lift makes installation easier
 Grind  Open  Close  @ .053  Valve Lift

640 Evo Cam

 Intake  25°  60°  265°  .640
 Exhaust  60°  25°  270°  .670

IN BRAND NEW CONDITION

PART # 33-5108

DRAG PART # 497968

TUCKER PART # 0925-0044

Fits: 1984-1999 Harley-Davidson Evolution Big Twin Models

  • S&S Cams are tested on the dyno, street and track before being offered to the public
  • With hundreds of hours of testing on each cam, you know you are getting the best cam S&S can produce
  • Made in the U.S.A.

640 CAM

  • Designed for use with hydraulic tappets
  • For large displacement engines (110"+) with 10.5 to 11.5:1 compression and smaller engines (96-107") with 11 to 12:1 compression
  • Requires high-lift springs
  • Less overlap and fast ramps build higher cylinder pressure
  • Lower TDC lift makes installation easier
 Grind  Open  Close  @ .053  Valve Lift

640 Evo Cam

 Intake  25°  60°  265°  .640
 Exhaust  60°  25°  270°  .670
More Information
Brand S&S Cycle
Finish Raw
Drag Part # 0925-0044
Tucker Part # 497968
Manufacturer Part No. 33-5108
Fitment 1984-1999 Harley-Davidson Evolution Big Twin Models
Ships Within: 24 Hrs

1984-1999 Harley-Davidson Evolution Big Twin Models

S&S Cycle Manufacturer's Warranty

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