for the little bit of research i've done on them i didn't think you HAD to have a computer for it. i do know plenty of guys are running these in idi's....as well as propane injection.
F-350 4x4 1990
-'94 overhauled 5.9 Cummins
P7100 Injection Pump w/ 4kgsk, 60lb valve springs, Hamilton performance cam, HX40 turbo, ARP head studs, New marine pistons and injectors, FASS system lift pump
-Homemade oem & engine harness with Dual electric fans
-'92 interior; '86 front clip; '04 Hydroboosted front and rear disc brake system; Slew of autometer gauges; dual 4.25" Stacks
-Rebuilt and upgraded my E4OD - billet input shaft and T.C. Remote mount Derale dual layer trans cooler; Baumann Trans Controller and Harness
-3" Body Lift, Cut-Out Bushwacker Fender Flares with 16x10 Eagle Alloy 186 on 33's
All done in the driveway and basement...