|Part#||DR-424-RML (Single Spring)|
|Alt Part#||DR-424-RML-16 (Set of 16)|
|Description||PSI Drag Race 1200 & RML Series Dual Valve Spring|
|Outer Spring||ID 1.100″|
|Inner Spring||ID 0.780″|
|Load at Installed Height||250 lbs|
|Spring Open Height||1.200″|
|Spring Open Load||775 lbs|
|Recommended Valve Lift||.800″|
|Spring Rate (lbs/in)||656|
|Retainer Step||0.100″||Coil Bind (max)||1.140″|
PSI DR 424 RML Dual Racing Valve Springs
$480.00 Set of 16, Free Shipping
PSI Performance Springs DR-424-RML is a severe duty dual valve spring designed for solid roller valvetrain with added features. This model includes the special RML high strength materials for extended load retention and Max Life (ML) multi-step surface enhancement process to increase spring endurance. Designed for aftermarket cylinder heads with 1.525″ OD Dual Springs.
Spring OD: 1.525″
Inner ID: .780″
Seat: 250 lbs @ 2.000″
Open: 775 lbs @ 1.200″
Recommended Lift: .800″
SKU: PSI-DR-424-RML-16 Category: Valve Springs Tags: 1200 Series, Dual Valve Springs, PSI Performance Springs, RML Series
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