Isky Cams 9989RAD Valve Springs 1.570 OD

Description

Isky Racing Cams designed these 9989RAD RAD-9000 Tool Room Valve Springs for racing use. These dual springs are manufactured from premium Chrome Silicon Wire and processed for maximum durability and performance. These springs provide sustained redline protection!

Isky Racing’s manufacturing process ensures simple drop-in installation that boosts valve spring performance without major modifications. These springs are recommended for high performance racing applications.

Isky Racing Cams 9989RAD RAD-9000 Tool Room Valve Springs Specs:

• Number of Springs Per Valve: Dual
• Valve Spring Style: Standard
• Maximum Valve Lift: 0.800 in.
• Outside Diameter: 1.570 in.
• Outer Spring ID: 1.450 in.
• Inner Spring ID: 0.745 in.
• Installed Height: 2.000 in.
• Coil Bind Height: 1.130 in.
• Spring Rate: 570 lbs./in.
• Seat Pressure: 270 lbs. @ 2.000 in.
• Open Pressure: 710 lbs. @ 1.200 in.
• Damper Spring Included: Yes
• Retainers Included: No
• Valve Springs Coated: No
• Valve Stem Seals Included: No
• Locks Included: No
• Quantity: Sold as a set of 16

Isky: Race With The Legend!