Friction wear particles and combustion byproducts are picked up by your motor oil

These may not be compatible with electronic ignitions that require resistor caps

diaphragm spring

Note that this gas tank will bolt on to 1982-1985 Sportster frames as well

#8322 CHR Complete Stock Hardware Kit - 1981-1985 Harley-Davidson Sportster - Chrome Plated Makes_Norton Friction wear particles and combustionComplete stock hardware kit for Harley Davidson Sportster 1981 1985, chrome plated. Each kit contains all the stock motor nuts, bolts, washers and studs for your motor. The kit includes primary cover screws, lifter base screws, circuit breaker screws, case studs and nuts, timing plug, cam cover screws, cylinder base nuts and washers, oil pump nuts and bolts, transmission side cover nuts and washers, transmission top screws, transmission fill plug,