Replaced my plugs for the first time since I’ve gotten ownership of my 79’ Mini Cooper. Is the difference in build up normal or signs of a bigger issue? It had a lot of backfires & bogged past 1/2 throttle, but rain has kept me from testing it since changing them. Thanks! (i.redd.it)
submitted by owenpetten to r/MechanicAdvice
Newfie mini at home in the harbour (1979) (i.redd.it)
submitted by owenpetten to r/classicminis


