SP383 Deluxe Connect & Cruise Crate Powertrain System with 4L70-E Automatic Transmission


  • 435hp @ 5,600 rpm / 445 lb.-ft. @ 4,600 rpm
  • Forged Steel Crank in a Four-bolt Main Block
  • Lightweight Aluminum Heads and Intake
  • 4L70-E Four-Speed Automatic Transmission
REBATE AVAILABLE: $500/$750/$1,000 Prepaid VISA Gift Card From Chevrolet Performance. See 'Rebate' tab below for details.

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

SKU: CPSSP3834L70E Categories: , Tag:

SP383 Deluxe Connect & Cruise with 4L70-E Automatic Transmission

Engine Specs:

  • Engine: SP383 Deluxe (383 cu in)
  • 435 hp @ 5,600 rpm
  • 445 lb.-ft. @ 4,600 rpm
  • 9.6:1 compression ratio

Transmission Specs:

  • 4L70-E four-speed automatic
  • Five-pinion gearsets
  • 3.06 first gear ratio, 0.70 overdrive ratio
  • 30.75 inches long (approx)

Installation Notes:

  • Designed for pre-1976 street vehicles or any off-highway vehicle
  • Not intended for marine applications

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! The specially calibrated controllers for fuel-injected engines are designed for retrofit installations in older vehicles, for easier and quicker installation – and more importantly – operation without the need for third-party tuning.

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.

Replaces old P/N 19332532


SP383 Deluxe Connect & Cruise with 4L70-E Automatic Transmission

CPSSP3834L70E System Components:

  • 19355722 Engine
  • 19368613 Transmission
  • 19299801 Torque Converter
  • 19332775 Transmission Control System
  • 19332781 Transmission Installation Kit

More stroke, more size, more cam, more power. More is better!

This stroked Small-Block is the latest triumph from Chevrolet Performance. Improved Fast Burn-style cylinder heads and a specific high-flow aluminum intake manifold combined with the extra cubic inches from the longer stroke, push horsepower and torque to 445!

The updated aluminum heads feature 2.00/1.55-inch valves, a unique combustion chamber design and LS-style beehive valve springs for greater high-rpm performance and durability. A hydraulic roller camshaft with more the 0.500-inch lift optimizes the airflow enabled by the high-flow head design.

The 4L70-E four-speed automatic overdrive transmission backs the SP383 with strength and durability. Put this combo to work in your classic cruiser and enjoy a great balance of performance and efficiency!

Dyno Chart

SP383 Deluxe Connect & Cruise with 4L70-E Automatic Transmission

Click here to download installation information.

SP383 Deluxe Connect & Cruise with 4L70-E Automatic 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.

This product qualifies for a $500/$750/$1,000 Rebate from Chevrolet Performance.

To receive the rebate:

  1. Purchase a select Chevrolet Performance Connect & Cruise System between 1/1/2024 and 12/31/2024
  2. Complete all information requested on this form and mail it by January 31st, 2025, OR
  3. Submit your rebate online at before the same deadline

See rebate form for more details.

NOTE: Please allow up to 6-8 weeks for rebate processing.

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