Bultaco Non-Resistor Spark Plugs | Various

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New replacement spark plugs for Bultaco.
Various mfgs for size/plug rating. You get (1) spark plug.



3/16/2022 NOTE: The "HOT" spark plugs in the correct size/reach have been discontinued by NGK or otherwise very unavailable in America. You might get an Autolite, AC Delco, Beru, Champion, Denso, Lodge, Motorcraft, NGK, etc as we are getting are hands on what is available.


Contact us if you have questions.
"Dir. Repl.": Spark plug from owner's manual cross referenced to the modern equivalent plug. It differs from spark plug manufacturer's recommended list.



A) A hotter plug provides better initial cold starting (if everything else is correct), but it can reduce hp performance.

B) The "Racing" Pursang spark plug (Dir. Repl. or Alt.) is cold (like factory) to provide maximum hp from the motor (if everything is correct & working properly to factory specs).

C) "Holing" sometimes accompanied by skirt seizure underlining causes: 1) Ignition problems - Timing!, 2) Air leak or leaks - Crank seals, 3) Lean conditions - Carb!