This is a nissan KA, not a honda B seriessuperman9389 wrote:do i need to seek out a company to sleeve my block if i already have forged internals. i know that it helps make the block stronger but is it needed it i want to run 14psi daily and maybe 20-22psi on the 2nd boost setting. if so what company will do it because i know darton does not offer sleeves for the ka block.