Wössner forged high performance pistons AZR / ASJ / AZF

model: Audi RS4 2.7 V6 Bi-Turbo AZR/ASJ/AZF

bore size: 81.5mm/82mm

rod length: 154mm

pin dia.: 21mm

model:                        Audi RS4 2.7 V6 Bi-Turbo

engine:                       AZR/ASJ/AZF

part no.:                     K9215D050

bore size:                   81.5mm/82mm

stroke:                        86.40mm

Wössner comp. ratio:  8.0:1

OE comp. ratio:           9.0:1

dome volume:             -15.0cm³

comp. height:             30.70mm

piston weight:             284g

rod length:                  154mm

pin dia.:                       21mm

 

Write which size you need after purchase.