Isky Cams Valve Springs (Blue) - Outer w/ Damper (Hydraulic/Solid Cams) - 1.260" O.D., .886" I.D., 130 lbs. @ 1.750" Seat Pressure, 320 lbs. @ 1.200" Open Pressure, 350 Rate Per Inch, 1.150" Coil Bind, .550" Max Lift 4087ADUBK after August 2004

after August 2004

Billet aluminum differential bushings

and wind and moisture out

5000 lb Maximum

1990-1990 Ford Bronco II

Isky Cams Valve Springs (Blue) - Outer w/ Damper (Hydraulic/Solid Cams) - 1.260" O.D., .886" I.D., 130 lbs. @ 1.750" Seat Pressure, 320 lbs. @ 1.200" Open Pressure, 350 Rate Per Inch, 1.150" Coil Bind, .550" Max Lift 4087ADUBK after August 2004Isky Valve Springs are world famous for their reliability and long life. As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing program for constant improvement of camshaft and valve train design. These tests are conducted daily in Isky's new enlarged dyno facility. To properly evaluate and prove the efficiency of Isky racing cams and valve train components, Isky maintains a continuous engine