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2000 Yamaha YFM400 Big Bear 4x4
2011-2019 Harley Davidson XL1200C Sportster 1200 Custom
2002-2003 Honda VTX1800C
Includes assembled flywheels with shafts and instructions
Pro-X 28.SIS6329-2 Steel Intake Valve and Spring Kit drive-bearings-seals-bearing-carriers 2000 Yamaha YFM400 Big BearReplaces the OEM valves & 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 vanadium steel for higher performance and durability at high rpm. Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and
