Description:

Overview Reviews Similar Products --> Product Description NGK BPHS spark plugs are 14mm short thread with extended electrodes. Numbers correspond to the temperature of the spark. 5 is the hottest and 10 is the coolest. stock mopeds will generally run a 5 or 6, kitted mopeds maybe a 7 or 8, high compression kits may want a 9 or 10. OEM quality, triple-gasket sealing process, consistent performance, plug of choice in millions of mopeds! 1977 - 1981 Honda NA and NC express mopeds had a BP4HS on the stock motor. Product Videos Custom Field Product Reviews Write a Review Write a Review NGK NGK BP7HS Spark Plug Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *