Features: Kits replace the OEM valves and valve springs . Steel, nitrided valves for increased durability and less wear under extreme conditions . Stronger valve springs deal with the extra weight of the steel valves . Springs are made from premium chrome...
Features: Feature a longer midsection for noise-conscious riders and more noticeable over-rev. 6061 T-6 brushed aluminum housing. 304 stainless steel intake tube. Double-walled mounting brackets. FIM-approved 304 stainless steel end cap. Steel Allen-head...