PSI Dual Valve Springs

PSI DR 426 RML Dual Racing Valve Springs

$480.00 Set of 16, Free Shipping

PSI Performance Springs DR-426-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 1.500″ OD Dual Springs.

Type: Dual
Spring OD: 1.500″
Inner ID: .765″
Seat: 300 lbs @ 2.050″
Open: 840 lbs @ 1.150″
Recommended Lift: .900″
Recommended Locator: CV X2SS-3374

SKU: PSI-DR-426-RML-16 Category: Tags: , , ,

Coil Bind (max)1.100″

Part#DR-426-RML (Single Spring)
Alt Part#DR-426-RML-16 (Set of 16)
DescriptionPSI Drag Race 1200 & RML Series Dual Valve Spring
Outside Diameter1.500″
Outer SpringID 1.075″
Middle SpringN/A
Inner SpringID 0.765″
Install Height2.050″
Load at Installed Height300 lbs
Spring Open Height1.150″
Spring Open Load840 lbs
Recommended Valve Lift.900″
Spring Rate (lbs/in)600
Retainer Step0.100″

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