I have no idea what the life expectancy is on a K-1 assembly. I do know that it is a some plastic, rubber and a metal spring. I'm surprised that plastic and rubber last that long.

I still want to know where the black and blue one way restrictive vacuum valve connects to.

__________________
RRGrassi


70's Southern Pacific #5608 Fairmont A-4 MOW car

13 VW JSW 2.0 TDI 193K, Tuned with DPF and EGR Delete.

99 W210 E300 Turbo Diesel, chipped, DPF/Converter Delete. Still needs EGR Delete, 232K

90 Dodge D250 5.9 Cummins/5 speed. 400K

Gone and still missed...1982 w123 300D, 1991 w124 300D