PSI Dual Valve Springs

PSI DR 426 R Dual Racing Valve Springs

$380.00 Set of 16, Free Shipping

PSI Performance Springs DR-426-R is a severe duty dual valve spring designed for solid roller valvetrain. 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-R-16 Category: Tags: , ,

Coil Bind (max)1.100″

Part#DR-426-R (Single Spring)
Alt Part#DR-426-R-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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