My question is that my 2000 400ex has a .40thou over bore piston racin relay pick up racin stator racin coil and cap stage 1 jets(have stage 2 ready for my a hot cam stage 2) k&n air filter no lid mod rev box cdi and a slip on fmf titanium 4 should I do the crank at the same time has the hot cam and timin chain and if so wat should I get I'm not doin the work my buddy is I'm jus gettin the parts