If you have a computer-controlled engine, GM computer-controlled D.U.I. distributors from Performance Distributors are the replacements that you need.
MAS HEI Distributor Red Cap and Rotor kit Compatible with Chevrolet C10 GMC SBC BBC 305 454 350 400 Racing V8 HEI Distributor w/ 65K Coil 7500RPM : Automotive
FAST XDi Sportsman Distributor for 55-96 Small/Big Block Chevy - Small – Drift HQ
Ecklers Sunvisor Swivel & Bracket,64-68
MAS HEI Distributor Red Cap and Rotor kit Compatible with Chevrolet C10 GMC SBC BBC 305 454 350 400 Racing V8 HEI Distributor w/ 65K Coil 7500RPM : Automotive
Corvette (53-Current) - 1982 Corvette Parts (1982)
GM HEI Distributor Rotor Red
Dragon Fire High Performance 12-Volt to 65K Volt HEI Electronic Igniti – AIP Electronics
【Vehicle Fitment-1】--Compatible with Chevrolet-C2500,K1500,K2500,K3500,R2500 Suburban,R3500,V1500 Suburban,V2500
MAS Ignition Distributor w/Cap & Rotor GM08 Compatible with Chevy GM SBC 262 267 305 307 327 350 400 small blocks 402 454 big blocks BBC V8 65k Coil
92-94 LT1 New Distributor
Ecklers 1953-1956 F100,F250 OE Style Hood
Corvette HEI Distributor, Hi-Performance, 1981-1984
Ecklers Window Weatherstrip,Rear,Large,Deluxe,67-72
81-86 HEI Hi Performance Distributor - L Clamp Style Cap (ND)
Distributor - 84-1845