ZZ454/440 - Connect & Cruise
The oval-port aluminum heads of the ZZ454/440 offer 469-horsepower performance. In a Connect & Cruise package that includes either the T56 Super Magnum 6-speed manual or the 4L85-E 4-speed automatic transmission, there’s a convenient way to experience big block performance for yourself.
Transmission (4L85-E): 19300175
Transmission Installation Kit: 19332784
Torque Converter: 19299804
Transmission Controller: 19332780
Transmission (T56): 19352208
Transmission Installation Kit: 19329902