Automotive Wiring Accessories

Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21527

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21524

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21532

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Engine Harness, HEI, Auto Transmission, Restoration, Small Block, Chevy, Each

Part Number: SUM-RP20640

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21534

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Engine Harness, HEI, Auto Transmission, Restoration, With Gauges, Big Block, Chevy, Each

Part Number: SUM-RP20641

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Wiring Pigtail, HEI Power Input, 1 Pin, GM, Each

Part Number: PCO-5663PT

5.0 out of 5 stars ( 5 )

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21526

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21529

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21531

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21525

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21533

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Chevy, Each

Part Number: SUM-RP21536

1.0 out of 5 stars ( 1 )

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1970 GTO, Engine Harness, V8, Auto trans, No HEI, Restoration, Pontiac, Each

Part Number: SUM-RP20609

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21523

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21530

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Engine Wiring Harness, HEI Upgrade, 1974 Chevy/GMC Truck, C-10, V/8, 454 C.I, With Gauges, Each

Part Number: SUM-RP22811

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Wiring Pigtail, HEI Tachometer Output, 1 Pin, GM, Each

Part Number: PCO-5664PT

4.7 out of 5 stars ( 10 )

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21535

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Wiring Harnesses, HEI Engine Wiring Harness, OEM Replacement, Chevy, Each

Part Number: SUM-RP21537

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Wiring Harnesses, Factory-Fit, Engine Harness, 396 Big Block Chevrolet Engines with Factory Gauges, HEI, Chevrolet, Each

Part Number: AWW-CH60305H

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Estimated Ship Date: Jan 20, 2026 if ordered today

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Wiring Harnesses, Factory-Fit, Engine, Models with Big Block, Warning Lights, Idle Stop Solenoid, Use with HEI, Standard Length, Chevy, Each

Part Number: AWW-CA97638H

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Engine Wiring Harness, HEI Upgrade, 1973 Chevy/GMC Truck, C-10, V/8, 454 C.I, With Auto Trans, With Gauges, Each

Part Number: SUM-RP22807

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Engine Wiring Harness, HEI Upgrade, 1973 Chevy/GMC Truck, C-10, V/8, 307,350 C.I, With Gauges, Each

Part Number: SUM-RP22806

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Wiring Harnesses, Factory-Fit, Engine Harness, HEI, Each

Part Number: AWW-CH48122H

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Estimated Ship Date: Jan 20, 2026 if ordered today

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