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 - 490 lb/in Spring Rate - 1.150 in Coil Bind - 1.560 in OD
- Set of 16
- Part Number: 9935
Specifications
| Brand |
Isky Cams |
| Part Number |
9935 |
|
Product Line
|
Tool Room
|
|
Spring Style
|
Standard
|
|
Spring Quantity
|
Dual Spring
|
|
Damper
|
No
|
|
Spring Rate
|
490 lb/in
|
|
Coil Bind Height
|
1.15 in
|
|
Installed Height
|
1.95 in
|
|
Outside Diameter of Outer Spring
|
1.56 in
|
|
Outside Diameter of Inner Spring
|
1.153 in
|
|
Inside Diameter of Outer Spring
|
1.55 in
|
|
Inside Diameter of Inner Spring
|
0.82 in
|
|
Maximum Valve Lift
|
0.7 in
|
|
Seat Load (LBS)
|
245 lbs
|
|
Seat Load At (in)
|
1.95 in
|
|
Open Load (LBS)
|
590 lbs
|
|
Open Load At (in)
|
1.25 in
|
|
Material
|
Steel
|
|
Quantity
|
Set of 16
|
