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Looking for aftermarket parts to modify or upgrade your 1982 Yamaha YZ490 with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories.
 IN STOCK 3430NGK Racing Series plugs are engineered to withstand the harshest engine conditions. Fine wire platinum tipped center electrode improves ignitability, increases durability and enhances anti-fouling capabilities.... NGK Racing Spark Plug Box of 4 (B8EG) 1982-1987 Yamaha YZ490 Base $42.48 |