ZZ572/620 Connect & Cruise Powertrain System with 4L85E Transmission


  • ZZ572/620(572 cu. in.)621 HP Engine
  • 4L85E Automatic Transmission
  • Transmission Installation Kit Included
  • Includes Intake, Carb., Distrib., & Water Pump
REBATE AVAILABLE: $500/$750/$1,000 Prepaid VISA Gift Card From Chevrolet Performance. See 'Rebate' tab below for details.
Due to world events we are working with our manufacturers every day to ship and receive parts. If the part you are looking for is time sensitive please give our team a call at 855-806-1147 before ordering to ensure it's availability.

Have your engine dyno tested by one of our professional engine builders to ensure everything is properly broken in. We can dyno your engine with your components to make sure everything is working harmoniously before shipping you the whole assembly drained and ready to install.

Shipping is free, but there is a delivery fee for residential addresses.

SKU: CPSZZ5726206LMAN-1 Categories: , Tag:

ZZ572/620 Connect & Cruise with 4L85E Transmission

Engine Specs:

  • ZZ572/620 (572 cu. in.)
  • 620 hp @ 5,500 rpm
  • 650 lb.-ft. @ 4,500 rpm
  • 9.6:1 compression ratio
  • 118 cc aluminum rectangular port heads (2.250 intake / 1.880 exhaust valves)
  • 1.7 ratio roller rocker arms
  • .632 intake / .632 exhaust camshaft lift

Transmission Specs:

  • Improved valve body for firmer shifts
  • Gear ratios: 1st: 2.48, 2nd: 1.48, 3rd: 1.00, 4th: 0.75
  • Tested up to 690 lb.-ft. torque

More about Connect & Cruise Crate Powertrain Systems

The Complete Performance Package!

When it comes to factory-engineered performance and convenience, nothing beats Chevrolet Performance’s industry-exclusive Connect & Cruise powertain systems. With one package you get the engine and automatic or manual transmission and, we deliver it for less than the cost of buying the components separately.

Our engineers matched the engines and transmissions for optimal performance and durability, so you can wring out every horsepower with total confidence!

We did the work to design and calibrate perfectly matched powertrain systems and covered them with a 24-month / 50,000-mile limited warranty.

Chevrolet Performance pioneered the performance crate engine, so when it comes to performance innovations that save time, money and guesswork, we once again lead the way! All you have to do is install, connect, and start cruising!

NOTE: All components, engine, transmission, controllers and installation kits (where applicable) are ordered and delivered separately.

Additionally, all engines require a front-end accessory drive system. The instructions included with each kit lists recommendations and Chevrolet Performance offers several configurations to suit different applications that also allows the installer to easily delete air conditioning.


Dyno Chart

ZZ572/620 Connect & Cruise with 4L85E Transmission

Click here to download installation information.

ZZ572/620 Connect & Cruise with 4L85E Transmission

Chevrolet Performance Connect & Cruise Powertrain Systems include a 24-month or 50,000-mile (80,000 kilometer) limited warranty on all components.

Click here for more detailed warranty information.


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Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to