1966 Wiring Harnesses

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

Part Number: SUM-RP21519

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1965 Chevelle, Engine Harness, V8, With Warning Lights, Restoration, Chevrolet, Each

Part Number: SUM-RP20617

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1966 GTO , Engine Harness , V8 , Restoration , Pontiac , Each

Part Number: SUM-RP20080

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Wiring Harness, Engine Harness-HEI, 1962-66 Chevy II / Nova, V8, This Harness Is Modified For Use With An HEI Distributor, Each

Part Number: SUM-RP22420

5.0 out of 5 stars ( 1 )

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1964 Chevy Truck, Engine Harness, V8, With Gauges, Restoration, Chevrolet, Each

Part Number: SUM-RP20604

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Wiring Harnesses, Engine Wiring Harness, OEM Replacement, Reproduction, Pontiac, Each

Part Number: SUM-RP21522

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Engine Harness, 1965-66 Impala, With H.E.I, 283 & 327 C.I., With Gauges, A/C, Each

Part Number: SUM-RP23256

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

Part Number: SUM-RP21518

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Engine Harness, 1966 GTO, With H.E.I, With SI Series Alt, With Int Reg Alt, With Alt On LH Side, V8, With A/C, Each

Part Number: SUM-RP23245

5.0 out of 5 stars ( 1 )

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Wiring Harness, Engine, Chevy, Each

Part Number: OPG-09630

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Estimated Ship Date: Mar 25, 2026 if ordered today

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Engine Harness, 1966 GTO, V8, Made For H.E.I Upgrade, With A/C, Each

Part Number: SUM-RP23244

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Wiring Harness, Engine Harness-HEI, 1966 GTO, V8, Each

Part Number: SUM-RP22451

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

Part Number: SUM-RP21532

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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: Feb 17, 2026 if ordered today

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Wiring Harnesses, Factory-Fit, Engine, Models with Small Block and Warning Lights, Use with HEI Distributor, Standard Length, Chevy, Each

Part Number: AWW-CH59052H

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 17, 2026 if ordered today

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Wiring Harnesses, Engine Wiring Harness, Transmission Kickdown Control Wire, OEM Replacement, Reproduction, Chevy, Each

Part Number: SUM-RP21497

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Wiring Harnesses, Engine Wiring Harness, OEM Replacement, Reproduction, Chevy Big Block,Chevy, Each

Part Number: SUM-RP21499

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Engine Harness, 1964-66 Chevy Truck, V8, With Gauges and Over Speed Warning, Each

Part Number: SUM-RP22845

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1966 Chevelle, Engine Harness, V8, 396 C.I, With Gauges, Restoration ,Chevrolet, Each

Part Number: SUM-RP20618

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Wiring Harness, Engine Harness, 1965-66 Impala, V8, 283 and 327 C.I, With Gauges, Each

Part Number: SUM-RP22285

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Engine Harness, 1962 Chevy Truck, V8, With Gauges, Each

Part Number: SUM-RP22856

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Engine Harness, 1962 Chevy Truck, Modified For HEI Distributor, V/8, With Gauges, Each

Part Number: SUM-RP22868

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Engine Harness, 1962 Chevy Truck, V8, Without Gauges, Each

Part Number: SUM-RP22842

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