Fiero 3800 SC Supercharged L67 Swap Conversion Engine Wiring Harness for Sale


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Price: $795.00

FIERO 3800 SC Engine Swap Wiring Conversion Harness Plug and Play Complete
This is a complete 3800 Fiero swap engine wiring harness.
Configured for a 98-02 GM L67 3800 Supercharged Engine and a stock Fiero manual transmission. It will plug directly into a 1985 - 1988 Fiero
This harness is configured as EGR delete.
This is a completed harness and requires no donor harnesses. This harness is ready to ship.
The leg for the Alternator, MAP, EVAP Purge and to the ICM 8 pin connectors are longer to allow for these items to be relocated.
I do build these harnesses. Ask about other options such as Automatic Transmission or A/C. Other harnesses will be offered if the demand deems it.This is a reddevilriver harness. More information about this harness can be found thereThis harness includes the following connectors
CTSMAFIACODBII diagnostic Port6 InjectorsRev SwitchVSS2 Knock SensorsOil Pressure SwitchFuel Pump RelayEVAP PurgePCMAlternatorStarterICM Harness 8 Pin Connector
C203C500Two wires to the Power Distribution Posts
This auction is for the harness only and does not include the ICM harness, PCM or engine. This harness has been tested and is 100% working. It is a taped harness. You can add wire loom yourself if you wish.The ICM harness (Crank Sensor, Cam Sensor, and ICM connector) can be purchased separately.The ODBII Diagnostic Port will reach to the stock ALDL location or an under dash location
Shipping to the US and Canada only
Compatible PCMs include

  • 16236757

  • 09356741

  • 09357034

  • 09361735

  • 09374997

  • 09378702

  • 09380717

  • 12209614

  • 12209624

This auction is for the harness only and not the engine.


This auction is for the harness only and not the engine.


This auction is for the harness only and not the engine.


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