Chevrolet Performance pioneered the concept of crate engines more than four decades ago, and continues to lead the industry with their unprecedented Connect & Cruise crate powertrain systems - factory-engineered engine and transmission combinations that include all the electronic control modules, wiring harnesses and other key components.
Chevrolet Performance engineers matched the engines and transmissions for optimal performance and durability, so you can wring out every horsepower from them with total confidence! The specially calibrated controllers are designed for retrofit installations in older vehicles, for easier and quicker installation and operation without the need for third-party tuning.
The convenience of a crate engine, the assurance of factory validate performance and the value of an inclusive package - that's what you get with Chevrolet Performance's Connect & Cruise crate powertrain systems.
Each kit delivers a brand-new, fully assembled crate engine, a brand-new or remanufactured electronically controlled overdrive transmission, and the electronic transmission control module to get it all running in yourproject vehicle.
Chevrolet Performance engineers matched the engines with their respective transmissions, ensuring they are up to the task of channeling big power with absolute dependability.The engine is traditional Big-Block Chevy design that was a staple for decades in rear wheel drive production-vehicles. The connect & cruise systems' unique SuperMatic transmission controllers is designed to work with the carbureted engine for a seamless, "plug-and-play" installation that is quick, easy and intuitive. Detailed instructions outline all the necessary steps.
The engineers did all the hard work of designing and calibrating perfectly matched powertrain systems - and they covered them with a 24-month/50,000-mile limitedwarranty.

ZZ502/502 Deluxe Engine
The ZZ502/502 is one of the industry's benchmark crate engines, offering excellent value with a proven combination of performance that is suitable for the street or strip. With more than 500 horsepower and 580 lb.-ft. of torque, it demands your full attention and a chassis that is strong enough to harness its frame twisting power.
Thanks to a combination of high-flow aluminum oval-port cylinder heads with 2.25/1.88-inch valves and a hydraulic roller camshaft designed to support low-rpm torque production. This torque monster tops the 500 lb.-ft. mark by approximately 2,500 rpm and doesn't dip below it until about 5,000 rpm. It also features a latest-generation block casting with four-bolt main caps and an all-forged rotating assembly for exceptional strength and durability.
The ZZ502/502 Deluxe package comes complete from the oil pan to the carburetor, including an HEI distributor, plug wires, starter, water pump, balancer and an aluminum intake topped with a Holley 870-cfm four-barrel carburetor.

SuperMatic 4L85-E Four-Speed Automatic Transmission
If you're looking to wring all the horsepower from your engine, look no further than Chevrolet Performance's heavy-duty SuperMatic 4L85-E Four-Speed Automatic Transmission. An extension of the TH400, widely considered one of the greatest transmissions ever manufactured, the 4L85-E continues the tradition of harnessing large outputs of power for optimal performance.
Advantages of the 4L85-E include an improved valve body, overdrive gear, and advanced electronic controls. The result is a transmission that delivers firm shifts, efficiency, and exceptional drivability with a maximum torque capacity of 685 lb-ft. GM-engineered, -tested, and -validated to deliver smooth shifts, it more than meets the demands of your high-performance engine.

SuperMatic 4L85-E Installation Kit
Get your new 4L85-E bolted to your new engine with this 4L80 Series installation kit. Kit includes all the correct components that Chevrolet Performance offers to easily mate your new engine and trans.

GM Warranty