Bring an old post back from the dead. Been running a mini HEI from Tom for several years. had run the supplied Champion RJ18YC6 plug. Came time to replace them, I got a set of AC / Delco platinum #7, p/n 19360569 last year, runs great.
BC 1960 Chevy C10 driver 261 T5 4.10 dana 44 power loc 1949 GMC 250 project in waiting 1960 C60 pasture art Retired GM dealer tech. 1980 - 2022
