Southern Performance Systems

Phone: 678-482-0866

Today's Muscle Engines for Yesterday's Cars

SPS is a Chevrolet Performance Authorized Reseller!

ProStreet LSx 427 Turnkey Engine

Southern Performance System’s ProStreet Series engines are entry-level Turnkey Engine Packages designed for anyone that is building a Pro Street/Pro Touring vehicle that they plan for everyday use or the “weekend” racer.  Our ProStreet Series is comprised of the most popular Chevrolet engines on the market. The ProStreet Series Engines are the hearts of the Chevy C6 Corvette and Cadillac CTS-V Performance Sedan.

Each of our ProStreet Series packages comes with a stock LS Series engine, transmission, factory accessories (AC, Power Steering, Alternator, etc), Custom Engine Management Harness, Custom ECMs with programming, Speciality Oil Pan, and other misc items.

ProStreet LSX427 670HP without Transmission Option

ProStreet LSx 427 Includes:



New LSx 427 Custom Built Engine: LS3 Intake - LS3 Drive-by-Wire Throttle Body - LS3 Injectors - Fuel Rail (Deadhead) - LS3 Style CNC Performance Heads - Comp Cams High Performance Camshaft - Performance Hydraulic Roller Lifters - Dual Coil Valve Springs - Mahle Forged Aluminum Pistons - Callies 4340 H Beam Rods - Callies 4340 Steel Crankshaft - High Volume Oil Pump - Factory Ignition Coils - Ignition Coil Harnesses - Spark Plugs - Spark Plug Wires - Starter

ProStreet Factory Style Accessories:
Alternator - Power Steering Pump - Tensioner Balancer - Water Pump - AC Compressor - Brackets

Application Specific Oil Pan Kit:
Oil Pan - Oil Pickup Tube - Deflector/Windage Shield - Engine Oil - Oil Filter

Custom Wire Harness:
Diagnostic Plug w/Check Engine Light - Fan Relay - Fuel Pump Relay and Wire - A/C Control Wire - Fuse Block for Circuit Protection - Speedometer Hookup - Tachometer Hookup - ECM with Custom Programming - Electronic Pedal Assembly

Sensors:
MAF Meter-Round 5 Pin - 2 Oxygen Sensors - Map Sensor - Crank Sensor - Cam Sensor - Oil Pressure Sensor -Knock Sensors - Water Temperature Sensor

Transmission Option for Harness:
Harness can be built and setup for 4L70E, 6L80E, TKX600, or Tremec T56 Transmissions. Customer responsible to suppling their own transmission.

670 Horse Power

**Note on Custom Programming: Our engine packages include files that have been tuned, in a controlled environment, either on an engine dyno or chassis dyno. Due to variations in air intake systems, water temperature, air temperature, exhaust system, and fuel quality, it is recommended to have your finished vehicle fine tuned on a chassis dyno.

*Price Subject to Change.

ProStreet LSx 427 - SuperMatic 4L75E Automatic Transmission

ProStreet LSx 427 Includes:



New LSx 427 Custom Built Engine: LS3 Intake - LS3 Drive-by-Wire Throttle Body - LS3 Injectors - Fuel Rail (Deadhead) - LS3 Style CNC Performance Heads - Comp Cams High Performance Camshaft - Performance Hydraulic Roller Lifters - Dual Coil Valve Springs - Mahle Forged Aluminum Pistons - Callies 4340 H Beam Rods - Callies 4340 Steel Crankshaft - High Volume Oil Pump - Factory Ignition Coils - Ignition Coil Harnesses - Spark Plugs - Spark Plug Wires - Starter

ProStreet Factory Style Accessories:
Alternator - Power Steering Pump - Tensioner Balancer - Water Pump - AC Compressor - Brackets

Application Specific Oil Pan Kit:
Oil Pan - Oil Pickup Tube - Deflector/Windage Shield - Engine Oil - Oil Filter

Custom Wire Harness:
Diagnostic Plug w/Check Engine Light - Fan Relay - Fuel Pump Relay and Wire - A/C Control Wire - Fuse Block for Circuit Protection - Speedometer Hookup - Tachometer Hookup - ECM with Custom Programming - Electronic Pedal Assembly

Sensors:
MAF Meter-Round 5 Pin - 2 Oxygen Sensors - Map Sensor - Crank Sensor - Cam Sensor - Oil Pressure Sensor -Knock Sensors - Water Temperature Sensor

SuperMatic 4L75E Transmission Package:
SuperMatic 4L75E Transmission - Flex Plate - Bolts - Transmission Controller Module

670 Horse Power

**Note on Custom Programming: Our engine packages include files that have been tuned, in a controlled environment, either on an engine dyno or chassis dyno. Due to variations in air intake systems, water temperature, air temperature, exhaust system, and fuel quality, it is recommended to have your finished vehicle fine tuned on a chassis dyno.

*Price Subject to Change.

ProStreet LSx 427 - Tremec T56 Magnum Transmission

ProStreet LSx 427 Includes:



New LSx 427 Custom Built Engine: LS3 Intake - LS3 Drive-by-Wire Throttle Body - LS3 Injectors - Fuel Rail (Deadhead) - LS3 Style CNC Performance Heads - Comp Cams High Performance Camshaft - Performance Hydraulic Roller Lifters - Dual Coil Valve Springs - Mahle Forged Aluminum Pistons - Callies 4340 H Beam Rods - Callies 4340 Steel Crankshaft - High Volume Oil Pump - Factory Ignition Coils - Ignition Coil Harnesses - Spark Plugs - Spark Plug Wires - Starter

ProStreet Factory Style Accessories:
Alternator - Power Steering Pump - Tensioner Balancer - Water Pump - AC Compressor - Brackets

Application Specific Oil Pan Kit:
Oil Pan - Oil Pickup Tube - Deflector/Windage Shield - Engine Oil - Oil Filter

Custom Wire Harness:
Diagnostic Plug w/Check Engine Light - Fan Relay - Fuel Pump Relay and Wire - A/C Control Wire - Fuse Block for Circuit Protection - Speedometer Hookup - Tachometer Hookup - ECM with Custom Programming - Electronic Pedal Assembly

Sensors:
MAF Meter-5 Pin - 2 Oxygen Sensors - Map Sensor - Crank Sensor - Cam Sensor - Oil Pressure Sensor -Knock Sensors - Water Temperature Sensor

T-56 Magnum 6-Speed Manual Transmission Package:
NEW Tremec T-56 Magnum 6-Speed Manual - Clutch Pressure Plate Assembly - Flywheel - Release Bearing - Bolts

670 Horse Power

**Note on Custom Programming: Our engine packages include files that have been tuned, in a controlled environment, either on an engine dyno or chassis dyno. Due to variations in air intake systems, water temperature, air temperature, exhaust system, and fuel quality, it is recommended to have your finished vehicle fine tuned on a chassis dyno.

*Price Subject to Change.