Does the 617.912 use a different spring than the 617.952? If so I think I'd be up for the change. Also been thinking about an aux electric fuel pump.

__________________
1981 300TD 4 speed manual
Euro bumpers, zender valance and skirts, H&R springs, billy HD's, leveled sls, real AMG Pentas 16x8 et11, vdo boost/egt gauges intergrated into ash tray, eurolights, led 3rd brake light