- Out of stockThis HiSun 500 Engine fits many different models; HiSun Vector, Knight, Cowboy, Coleman Outfitter, and more.This has Yokes with U-Joints and both Output ends. Transmission End Has 22t and O.D. of 24mm Splines. Cylinder Head End has 18t and O.D. of 19mm Splines.It is labeled as a 500-6 Engine.These Engine are Pre-Tested for 1 Heat Cycle to Pass H.P. Rating and EPA Emissions.These Engines ship by Fed-Ex LTL Truck andMust be shipped to a Business Address, not residential.Approx $400