you wanna stay with the B16 crank and Have a shop hone the block yuod feel shitty when you gouge the Cyilnder wall with a bore Brush. and there is a lil moe invovled then just hooking it to a drill and going to town. You wanna make sure you get cross hatching and its even throughout. Most shop have MACHINE bores that go up and down ata constant rate insuring proper hashing and evenness. also a shop can mic then and make sure each cyl is within spec and equivalent across teh board.