4 pistons with piston rings, pins and clips, compression 8.5:1
4 pistons with piston rings, bolts and clips, compression 9.0:1
4 pistons with piston rings, pins and clips, compression 10,5 : 1 - as standard
4 high-strength H-shafted connecting rods from ZRP, incl. ARP screws, for MKB: AXX