i almost have all the part i might need, i just need a crank cog, wtf is that because i went everywhere and asked for a h22 crank cog and cannot find it anywhere can someone help me find it or have one for sale? the head i am using is the h22a1 head off of a vtec prelude. i am new so please bear with me. and how do i take the f23 water pump apart and press it on the h22?