I have researched, called z places and asked questions on forums but there is still some fog with my 77 coupe 4 speed to 81 zx 5 speed conversion. My clutch isnt engaging all the way so my trans is slipping. This should be straight forward since I have a 77 280z coupe and got the trans from a 81zx coupe-non turbo. According to every one my flywheel should be the same for 77 and 81 280s (225mm). According to everyone my clutch should be the same for 77 and 81 280z. (that includes clutch disk, pre