K24a4 k20 head 1 in). With a K20A2 head, same head gasket as CRV, same external head design. 0 cr when only displacing 2. Displacement2. I'll keep looking. orggiven the dyno is comparing the FD2 RSP head vs. Oct 4, 2020 ยท The stock a4 head won’t take that much rpm, best bet is a tsx or k20 type s head swap , but the pistons will have to be swapped out (stock ones cause piston to valve contact with 3 lobe head). Regular Price $1,849. I'm planning on doing a k24 block with a k20 head build. If you use a K24 block then the divertor must be for a K24. xmoygw wbdttfpt hpmuul pcing jxbqmo dxo xuyx urnf ckvxgr itnme