Petrol engines - unlike diesel engines - are dependent on 'external sparks'. Those sparks must come from the spark plugs. Otherwise the gasoline-air mixture will not ignite. In that context, spark plugs deliver top performance. When the engine is high...
When purchasing a classic, the spark plugs are never actually looked at. If the engine starts well, then it is good. The spark plugs are important. After research, the manufacturer has determined which type of spark plug with which heat…
The spark factories
Without sparks, no petrol-powered vehicle would move. That's why spark plugs were invented
LPG spark plugs would lead to more efficient consumption, better thermal management and easier disassembly plus a longer tool life. Is that fiction or truth? And why are those things so expensive?
Because every classic deserves a good spark! Then we are talking about the spark tester.
Try buying new spark plugs for your classic car… A drama, especially when you no longer have an instruction manual or workshop manual. The British writer Stan Dibson has delved deeper into the matter and has published a very nice booklet 'Spark Plugging The Classics' through Panther Publishing.