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#4509995-RAD
Isky 9995-RAD Dual Valve Springs w/ Damper, 1.560 O.D.
$598.99
/set
In Stock
Quantity
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#4509995-RAD
$598.99
/set
In Stock
Quantity
Need Help? Call to Order
Add to a list
Select a vehicle to verify Fitment
Select Vehicle
| MFG. Part # | 9995RAD |
| Brand | Isky Cams |
| Valve Spring Style | Dual Spring w/ Damper |
| Maximum Lift | .710" |
Need help?
855.313.9176Quick and Easy Returns
Return PolicyThese springs run harder, rev higher, and live longer. Isky Tool Room (Std) and Rad-9000 (Rad) racing valve springs are some of the very best valve springs made. Valve springs sold in complete engine sets (16).
NOTE: Machining of valve seat may be required if spring O.D. is larger than 1.250".
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For race/ off road use only
| KEY SPECS | |
|---|---|
| MFG. Part # | 9995RAD |
| Brand | Isky Cams |
| Valve Spring Style | Dual Spring w/ Damper |
| Maximum Lift | .710" |
| GENERAL | |
| Outer Spring O.D. | 1.56" |
| Open Pressure | 625 lbs. at 1.30" |
| Seat Pressure | 250 lbs. at 2.03" |
| Outer Spring I.D. | 1.145" |
| Inner Spring O.D. | 1.035" |
| Inner Spring I.D. | .740" |
| Sold in Quantity | Set |
| Solid Height | 1.20" |
| Notes | Set of (16) |
1 Question • 1 Answer
Valve Spring Pressure Increase If I install a valve spring at 1.95" instead of the advertised 2.00" (assuming no coil bind), the seat and open pressure would increase .05 x the spring rate (I think). Is there a reason not to do this? Thx, Russ Gossett
by rgsprint
• 11 years ago
1 answer
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1 of 1 questions shown