Availability
1978 Wiring Harnesses
Wiring Harness, Rear lamp Harness, Without Stereo Dual Speaker Option, Chevy, Each
Part Number: SUM-RP21291
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Forward Lamp Harness, 1978 Firebird, Each
Part Number: SUM-RP24847
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Rear lamp Harness, With Stereo Dual Speaker Option, Chevy, Each
Part Number: SUM-RP21292
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Speaker Harness, Front, Chevy, Each
Part Number: SUM-RP21317
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Harness, 1978 Jeep CJ5/CJ7, 6 Cylinder, With ManualTrans, Reproduction Of OEM#5463895, Best Quality, Built From OEM Blue Prints, Each
Part Number: SUM-RP23083
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Engine Harness, 1978 Jeep CJ7, V8, With AutoTrans, Reproduction Of OEM#5462740, Best Quality, Built From OEM Blue Prints, Each
Part Number: SUM-RP23082
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Alarm System Harness, Factory Fit, Chevrolet, Each
Part Number: SUM-RP21081
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Dash Harness, Courtesy Lamp Timer Mounted Left of Steering Column, Chevy, Each
Part Number: SUM-RP21138
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Rear Window Defroster Harness, From Defogger Switch to Heated Glass Connector, Chevy, Each
Part Number: SUM-RP21307
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Brake Warning Switch Jumper, 1978-91 Chevy/GMC Truck, 2 Wheel Drive, Brake Warning Switch To Front Light Harness, Each
Part Number: SUM-RP24964
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Fuel Tank Sender Harness, From Rear Lamp Harness to Fuel Tank Meter Unit, Chevy, Each
Part Number: SUM-RP21204
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Elite 2500 V8 Terminated Harness, Bosch EV1, Chevy Small/Big Block, Ford Small/Big Block, Mopar Hemi, Each
Part Number: HTH-HT-141376
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harnesses, Reproduction, Standard Length, Ground Wiring Harness, American Motors, Each
Part Number: SUM-RP22441
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Power Antenna Harness, Radio To Relay, Courtesy Lamp Timer Mounted Right of Glove Box, Chevy, Each
Part Number: SUM-RP21242
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Cruise Control Harness, Chevy, Each
Part Number: SUM-RP21107
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Power Door Lock Harness, Early, Under Dash Crossover, Driver Side to Pass Side Door Locks, Chevy, Each
Part Number: SUM-RP21247
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Engine Harness, Chevy, Each
Part Number: SUM-RP21171
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Wiring Harness, Engine, Chevy, Each
Part Number: OPG-41557
Not Yet Reviewed
Estimated Ship Date: Jun 24, 2026 if ordered today
Estimated Ship Date: Jun 24, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Heater Wiring Harness, without Air Conditioning, Chevrolet, Each
Part Number: AWW-CA38278
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Engine, Glove Box, Extension Harness Plugs Into Switch, Fits Cars with A/C, Standard Length, Chevy, Each
Part Number: AWW-CA01725
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Air Conditioning, Compressor Harness Extension, Models with V8, Standard Length, Chevy, Each
Part Number: AWW-CA96580
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Cruise Control, Models Built Before 2/15/1979, Standard Length, Chevy, Each
Part Number: AWW-CA96549
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Air Conditioning, Chevy, Each
Part Number: AWW-CA86693
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Dash, Models with Factory Gauges, Chevy, Each
Part Number: AWW-CA86626
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
Wiring Harness, Factory-Fit, Neutral Safety Switch, Models with Manual Transmission, Standard Length, Chevy, Each
Part Number: AWW-CA66363
Not Yet Reviewed
Estimated Ship Date: Jun 5, 2026 if ordered today
Estimated Ship Date: Jun 5, 2026 if ordered today
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