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PSI Triple Valve Springs Drag Racing

PSI DR 1248 Triple Racing Valve Springs

Original price was: $520.00.Current price is: $520.00. Set of 16, Free Shipping $494.00

PSI Performance Springs DR-1248 is a severe duty valve spring designed for solid roller valvetrain. Works with most aftermarket cylinder heads with 1.660″ OD Triple Springs.

Type: Triple
Spring OD: 1.660″
Inner ID: .630″
Seat: 375 lbs @ 2.100″
Open: 1045 lbs @ 1.200″
Recommended Lift: .900″

SKU: PSI-DR-1248-16 Category: Tags: ,
Part# DR-1248 (Single Spring)
Alt Part# DR-1248-16 (Set of 16)
Description PSI Drag Race 1200 Series Triple Valve Spring
Outside Diameter 1.660″
Outer Spring ID 1.195″
Middle Spring ID .870″
Inner Spring ID 0.630″
Install Height 2.100″
Load at Installed Height 375 lbs
Spring Open Height 1.200″
Spring Open Load 1045 lbs
Recommended Valve Lift 0.900″
Spring Rate (lbs/in) 744
Retainer Step 0.100″
Coil Bind (max) 1.130″

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