Precision Tool Room™ Valve Springs from Isky Cams are test-proven for 1,000 racing miles, These valve springs feature the highest quality alloy wire and trade-secret endurance processing. They are great for Super Modifieds, ARCA, Xfinity, Truck, Cup, and applications up to 8,800 RPM. Sold in sets of 16.
- Valve Spring - Tool Room
- Dual Spring / Damper
- 480 lb/in Spring Rate
- 1.190 in Coil Bind
- 1.560 in OD
- Set of 16
- Part Number: 9975
Specifications
| Brand |
Isky Cams |
| Part Number |
9975 |
|
Product Line
|
Tool Room
|
|
Spring Style
|
Standard
|
|
Spring Quantity
|
Dual Spring
|
|
Damper
|
Yes
|
|
Spring Rate
|
480 lb/in
|
|
Coil Bind Height
|
1.19 in
|
|
Installed Height
|
1.97 in
|
|
Outside Diameter of Outer Spring
|
1.56 in
|
|
Outside Diameter of Inner Spring
|
1.04 in
|
|
Inside Diameter of Outer Spring
|
1.145 in
|
|
Inside Diameter of Inner Spring
|
0.74 in
|
|
Maximum Valve Lift
|
0.68 in
|
|
Seat Load (LBS)
|
245 lbs
|
|
Seat Load At (in)
|
1.97 in
|
|
Open Load (LBS)
|
585 lbs
|
|
Open Load At (in)
|
1.29 in
|
|
Material
|
Steel
|
|
Quantity
|
Set of 16
|
