Wössner forged high performance pistons 18K4F

model: MG ZR/ZS/ZT/F/TF 1.8 16V

bore size: 80mm/80.5mm/81mm

rod length: 133.1mm

pin dia.: 18mm

model:                        MG ZR/ZS/ZT/F/TF 1.8 16V

engine:                       18K4F

part no.:                     K9222DA

bore size:                   80mm/80.5mm/81mm

stroke:                        89.30mm

Wössner comp. ratio:  12.0:1

OE comp. ratio:           10.5:1

dome volume:            +1.2

comp. height:             23.80mm

piston weight:             253g

rod length:                  133.1mm

pin dia.:                      18mm