by KTA » Mon Nov 14, 2011 9:26 pm
Higher spring rate would make very little diffrence, and probably none at all since thye plunger is the control at rpm not the DV. AT just 2000 RPM the injection cycle lasts less than .01 of a second. That isn't much time, and at 4000 it is 0.005 of a second!!!
Fleet of Junk: 1989 D350 627rwhp 1300 tq B-1/Hx60 twins, KTA pump/injectors, ported head, BIG fuel supply. 13.75@ 109.5mph 1/4: 1992 W350 Cab-chasis, 1993 W350 ext cab cust.370 inj Hx40/16cm 290rwhp hydroboost brakes,1984 D350 crew-cab another project.