has anyone heard of pbm??im not 100% sure...i had new springs put on the hemi and this was the box he sent my old springs/retainers/locks back in the springs are 1.550 o.d. dual springs part # was 3840 210#@1.90 660#1.200 700 max lift 1.100 coil bind the car is solid roller with right at 600 lift is these springs worth a crap? what kind of rpm would this combo be good for (426 hemi alum rods) sory for the hi-jack
1970 barracuda convert. 1 of 59 1970 pro street A.A.R. clone (panther pink) 1971 charger 2015 hellcat challenger. Redline red 2014 quad cab 4x4 ram 8 speed hemi
