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
For 84-99 Big Twin high RPM cam for 93"-103" engines
For all high-compression engines 10.5:1 and up compression
Makes best power from 4500-6500 RPM
Valve spring spacing and other nominal clearance check required
Works with solid or hydraulic tappets
Requires high-lift springs
Made in the U.S.A.
Recommended Application: 1984-Present 10.5:1 or Higher
Valve Timing Intake Open/Close: 34°/61°
Valve Timing Exhaust Open/Close: 66°/29°
Valve Duration Intake: 275°
Valve Duration Exhaust: 276°
Lift @ TDC Intake: .281"
Lift @ TDC Exhaust: .221"
Requirements: Spring - Yes, Tappet Type - Solid or Hydraulic
NOTE: Installer must check coil bind, valve-to-valve clearance, valve-to-piston clearance and cam lobe to case clearance
The Air Resources Board (ARB) does not permit the use of aftermarket emission-related parts that alter the air/fuel ratio of an emission-controlled vehicle. Due to these legal restrictions this part cannot be shipped to California.