Cam, W/Gear Bh Grind Big Twin 48/69 Hydraulic Andrews 212420

Cam, W/Gear Bh Grind Big Twin 48/69 Hydraulic Andrews 212420

• Whether you want a better street cam for a stock motor, a big lift cam for a hotrod bike, or something in between then these cams are what you are looking for
• All of these cams are computer designed and precision ground from alloy steel billet
• Timing and Duration measured at .053 cam lift

Note: 1948/1957 Panhead models require engine case machining for installation of a 1958/1984 style cam shaft needle bearing

Note: Rocker arm ratios are as follows, Panhead 1.5:1, Shovelhead 1.43:1. 1980/1981 Shovelhead motors with anything higher than a valve lift of .430 will require valve guide to top spring collar clearancingAndrews
Application: Hydraulic version of a B cam. Usually a bolt-in spring spacing may be required on Shovelheads 1980/1981.
Timing: Intake 24/52, Exhaust 52/24
Duration: Intake 256, Exhaust 256
Grind: BH, Year: 1948/1969
Valve Lift: Shovelhead .450, Panhead .470