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  • Standard order lead time for STANDALONE WIRING HARNESSES is estimated to be 11-13 weeks from date of purchase.

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LT1 with Manual Standalone Harness

LT1 with Manual Standalone Harness

$
Choose your options:
Engine(required):
Fuel System:
Only applies to customers using a Camaro tune in the computers
Vehicle your engine came from?(required):
Sending in ECM for reprogramming?(required):
Transmission(required):
Special Notes(optional):
Add MAF Sensor?:
Add O2 Sensors?:
Gear Ratio/Tire(required):
Pedal Connector(required):
Emissions Wiring(required):
Front End Drive(required):
Examples are Holley, Wegner, CVF Racing, Drive Junky, etc.
Engine Year:
Product Code: Harn-LT1-Man
Ships in 11-13 weeks
Standalone wiring harness for GDI LT1 engines. If you have a truck engine and you're using a manual transmission, please call in your order!

If you don't have an ECM, we can provide a new, programmed one. You would need to purchase our harness package instead.

ECM shown for reference only, not included.
Second pic shown is LT1/8L90 harness with T87 TCM, shown for reference, not included.
-42" in car harness
-Easy 3 wire hook-up to your swap vehicle
-Return Style or Returnless Fuel Setup * Select Camaro applications with RPO Code G80 uses a FSCM only!
The harness is 42" long from the passenger side rear head for the ECM to go under-the-dash of your swap vehicle. This must be in a dry location. Custom layouts are available for an additional fee.

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