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1978 Wiring Harnesses
Showing In Stock Items. Show All 14 Items.
Wiring Harnesses, Engine Wiring Harness, OEM Replacement, Reproduction, Oldsmobile, Each
Part Number: SUM-RP21505
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
BUILD IT WITH SUMMIT!
Summit Racing™ Engine Wiring Harness for 1978 Chevy/GMC C-Series, K-Series Trucks, Jimmy SUM-RP22804
Summit Racing™ Engine Wiring Harness for 1978 Chevy/GMC C-Series, K-Series Trucks, Jimmy SUM-RP22804
Engine Wiring Harness, 1978 Chevy/GMC Truck, C-10, V/8, 305,350,400 C.I, Each
Part Number: SUM-RP22804
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Wiring Harnesses, Factory-Fit, Engine Wiring Harness, Chevrolet, Each
Part Number: AWW-CA58442
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Engine Harness, 1978 Jeep CJ5/CJ7, V8, With Manual Trans, Reproduction Of OEM#5462433, Best Quality, Built From OEM Blue Prints, Each
Part Number: SUM-RP23081
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Wiring Harnesses, Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each
Part Number: SUM-RP21521
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Engine Wiring Harness, 1978 Chevy/GMC Truck, C-10, V/8, 454 C.I, Each
Part Number: SUM-RP22797
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Wiring Harness, Engine Harness, Chevy, Each
Part Number: SUM-RP21171
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Wiring Harnesses, Factory-Fit, Engine, Models with V8 Engine with NB2 Emissions, Chevy, Each
Part Number: AWW-CA85357
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Wiring Harness, Engine, Chevy, Each
Part Number: OPG-41557
Not Yet Reviewed
Estimated Ship Date: May 8, 2026 if ordered today
Estimated Ship Date: May 8, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Engine, Models with L6 Engine without NB2 Emissions, Chevy, Each
Part Number: AWW-CA85344
Not Yet Reviewed
Estimated Ship Date: Apr 16, 2026 if ordered today
Estimated Ship Date: Apr 16, 2026 if ordered today
Wiring Harnesses, Factory-Fit, Engine, Models with L6 Engine with NB2 Emissions, Chevy, Each
Part Number: AWW-CA85345
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
