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PSI Triple Valve Springs Drag Racing

PSI DR 1266 RML Triple Racing Valve Springs

$670.00 $636.50

PSI Performance Springs DR-1266-RML is a severe duty triple 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 1.710″ OD Triple Springs.

Type: Triple
Spring OD: 1.710″
Inner ID: .630″
Seat: 525 lbs @ 2.300″
Open: 1550 lbs @ 1.250″
Recommended Lift: 1.050″

SKU: PSI-DR-1266-RML-16 Category: Tags: , , ,

 

Part#DR-1266-RML (Single Spring)
Alt Part#DR-1266-RML-16 (Set of 16)
DescriptionPSI Drag Race 1200 & RML Series Triple Valve Spring
Outside Diameter1.710″
Outer SpringID 1.210″
Middle SpringID .870″
Inner SpringID 0.630″
Install Height2.300″
Load at Installed Height525 lbs
Spring Open Height1.250″
Spring Open Load1550 lbs
Recommended Valve Lift1.050″
Spring Rate (lbs/in)976
Retainer Step0.100″
Coil Bind1.140″

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