PSI DR 1247ML Max Life Triple Racing Valve Springs

$578.00 Set of 16, Free Shipping

PSI Performance Springs DR-1247-ML is a severe duty valve spring designed for solid roller valvetrain. Works with most aftermarket cylinder heads with 1.660″ OD Triple Springs. These springs have the Max-Life (ML) option which adds a multi-step surface enhancement process that has been proven to increase valve spring endurance.

Type: Triple
Spring OD: 1.660″
Inner ID: .630″
Seat: 340 lbs @ 2.070″
Open: 940 lbs @ 1.270″
Recommended Lift: .800″

SKU: PSI-DR-1247-ML-16 Category: Tags: , ,