Tii high compression piston 89.47 mm (1 265 881) New high-compression 9.5:1 tii piston for the E12 head. Available in 89.22mm (.25 oversized), with rings/set. Price: $1,540.00   Quantity to Add:   CONTACT US AT BMWSALES@2002AD.COM 1-800-4-2002AD 909-629-1955 outside of the USA COPYRIGHT © 2002 AD, ALL RIGHTS RESERVED.