Precision Tool Room™ Valve Springs are test-proven for 1,000 racing miles, Isky 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 - 475 lb/in Spring Rate - 1.160 in Coil Bind - 1.534 in OD - Set of 16 - Part Number: 9905
Specifications
| Brand |
Isky Cams |
| Part Number |
9905 |
|
Product Line
|
Tool Room
|
|
Spring Style
|
Standard
|
|
Spring Quantity
|
Dual Spring
|
|
Damper
|
Yes
|
|
Spring Rate
|
475 lb/in
|
|
Coil Bind Height
|
1.16 in
|
|
Installed Height
|
1.9 in
|
|
Outside Diameter of Outer Spring
|
1.534 in
|
|
Outside Diameter of Inner Spring
|
1.01 in
|
|
Inside Diameter of Outer Spring
|
1.12 in
|
|
Inside Diameter of Inner Spring
|
0.74 in
|
|
Maximum Valve Lift
|
0.6 in
|
|
Seat Load (LBS)
|
165 lbs
|
|
Seat Load At (in)
|
1.9 in
|
|
Open Load (LBS)
|
450 lbs
|
|
Open Load At (in)
|
1.3 in
|
|
Material
|
Steel
|
|
Quantity
|
Set of 16
|
