> I guess > there are the two chips...PROM and CalPak(?),,,anyone have a spare set? > FWIW, the engine will be a 350 auto (700R4 lockup). The small one is the netres, available from gm for like $8, just need to have right number of cylinders. Do you need a "burnt" prom, or a blank one to burn?. You'll also need a prom holder. Bruce > > Larry