69-086341 69-72 Harmonic balancer 350 Hi-Perf, repro.69-086332 69-72 Professional Products Harmonic Balancer, polished stainless69-086347 69-72 383, 400 Hi-Perf 8" Harmonic Balancer66-086346	66-74 Harmonic balancer bolt kit Big Block62-086345	62-72 Harmonic balancer bolt kit Small Block69-086343 69-72 Harmonic balancer 454/502 counterweight69-086342 69-72 Harmonic balancer 454/50266-08632	66-72 Harmonic balancer Hi-Perf, GM70-08632 70-72 F/S 454 "GM" 8" Harmonic Balancer69-086331 69-70 Original  GM harmonic balancer69-08634	69-72 Harmonic balancer 350 Hi-Perf, GM58-08628	58-72 Harmonic balancer66-086311 66-72 Harmonic balancer repro.66-08631	66-72 Harmonic balancer GM58-086271 58-68 F/S 283/327, 6" Harmonic Balancer58-08620 58-72 Timing chain Cover Gasket set S/B66-08652 66-72 BB 8" Harmonic Balancer Chrome Covers66-08621 66-72 Timing chain Cover Gasket set B/B58-08622 58-62 Timing Chain Cover Bolt Kit V858-086201 58-65 Timing chain cover gasket set 348/40958-08650 58-72 SB 6 3/4 Harmonic Balancer Chrome Covers65-08651 65-72 SB 8" Harmonic Balancer Chrome Covers63-086221 63-72 Timing Chain Cover Bolt Kit 58-086191 58-62 Timing chain Cover Gasket set 235