S&S cams are tested on the dyno, street and racetrack before being offered to the public
With hundreds of test hours on them you know that you are getting the best cam S&S can produce
Excellent power across the RPM range
Not recommended for stock displacement or lower compression engines
Requires high lift valve springs and normal clearance checks
Solid Lifters only
For 48-69 Panhead/Shovelhead
For 84" to 93" strokers with no greater than 9:1 to 10:1 compression ratio
Best response from 3500-6000 RPM
Recommend solid lifters
Recommended Application: 1948-1969
Valve Timing Intake Open/Close: 20°/55°
Valve Timing Exhaust Open/Close: 60°/20°
Valve Duration Intake: 255°
Valve Duration Exhaust: 260°
Valve Lift Shovel: .560"
Valve Lift Pan: .587"
Lift @ TDC Intake: .168"
Lift @ TDC Exhaust: 164"
Requirements: Spring - Yes, Tappet Type - Solid
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.