Hey guys how to I check the head gasket and maybe to see if it's warped or if I can save it still this is my first Honda and I was thinking about minime swapping to the d16z6 head and going vtec since I already have a p28 ecu .............. second question I also have a p06 and I bought a kit but they are different than what's coming off the board like c14 was originally 220f35v and there are two one is a220f50v and a 220f25v Appreciate any help or knowledge you can give me