1966 Wiring Harnesses - Engine Wiring Harness Classification - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Reproduction Wiring Harnesses for 1963-1966 CHEVY II - SUM-RP22420

Summit Racing™ Reproduction Wiring Harnesses for 1963-1966 CHEVY II - SUM-RP22420

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 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1965-1966 IMPALA - SUM-RP23256

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

Part Number: SUM-RP23256

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Engine Wiring Harness for 1963-1966 Chevy C/K Series Trucks SUM-RP20603

1963-66 Chevy Truck , Engine Harness , 6 Cylinder , With gauges , Restoration , Chevrolet , Each

Part Number: SUM-RP20603

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 GTO - SUM-RP23245

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 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Dash Wiring Harness for 1963-1966 Chevy C/K/P Series Trucks, Suburban, El Camino SUM-RP21519

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

Part Number: SUM-RP21519

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses SUM-RP20604

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

Part Number: SUM-RP20604

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 CHEVELLE - SUM-RP21532

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

Part Number: SUM-RP21532

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses SUM-RP22868

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

Part Number: SUM-RP22868

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1965-1966 IMPALA - SUM-RP21538

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

Part Number: SUM-RP21538

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 GTO - SUM-RP20080

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

Part Number: SUM-RP20080

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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American Autowire Factory-Fit Wiring Harnesses for 1966 CHEVELLE, EL CAMINO - CH60305H

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

Part Number: AWW-CH60305H

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

American Autowire Factory-Fit Wiring Harnesses for 1965-1966 CHEVELLE, EL CAMINO - CH59052H

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: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Summit Racing™ Reproduction Wiring Harnesses for 1965-1966 CHEVELLE - SUM-RP21529

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

Part Number: SUM-RP21529

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 GTO - SUM-RP21522

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

Part Number: SUM-RP21522

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1965-1966 CHEVELLE - SUM-RP21518

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

Part Number: SUM-RP21518

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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RESTOPARTS® Supplied Wiring Harnesses for 1966 CHEVELLE, EL CAMINO - 09630

Wiring Harness, Engine, Chevy, Each

Part Number: OPG-09630

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today

Summit Racing™ Reproduction Wiring Harnesses for 1966 GTO - SUM-RP23244

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

Part Number: SUM-RP23244

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 GTO - SUM-RP22451

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

Part Number: SUM-RP22451

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1965-1967 CUTLASS - SUM-RP21497

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

Part Number: SUM-RP21497

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 CHEVELLE - SUM-RP21499

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

Part Number: SUM-RP21499

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses SUM-RP22845

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

Part Number: SUM-RP22845

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1965-1966 CHEVELLE - SUM-RP20617

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

Part Number: SUM-RP20617

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1966 CHEVELLE - SUM-RP20618

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

Part Number: SUM-RP20618

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses for 1965-1966 IMPALA - SUM-RP22285

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

Part Number: SUM-RP22285

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Summit Racing™ Reproduction Wiring Harnesses SUM-RP22856

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

Part Number: SUM-RP22856

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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