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Brothers TrucksPart EH03680-HMANUAL✓ Fits 140 vehiclesMade in US
Product Details
⚙️
Vehicle Fitment & Compatibility
140 applicationsCompatible Engines
5.7L V8 350ci4.8L L6 292ci5.0L V8 307ci4.1L L6 250ci6.6L V8 402ci
Application Notes
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View all 140 vehicle applications
Years
Make / Model
Submodel
Engine
1970–1972
Chevrolet Blazer
1970–1972
Chevrolet Blazer
5.7L V8 350ci
1970–1972
Chevrolet Blazer
4.8L L6 292ci
1970–1972
Chevrolet Blazer
5.0L V8 307ci
1970–1972
Chevrolet Blazer
4.1L L6 250ci
1970–1972
Chevrolet C10 Pickup
1970–1972
Chevrolet C10 Pickup
1970–1972
Chevrolet C10 Pickup
1970–1972
Chevrolet C10 Pickup
1970–1972
Chevrolet C10 Pickup
5.0L V8 307ci
1970–1972
Chevrolet C10 Pickup
4.8L L6 292ci
1970–1972
Chevrolet C10 Pickup
6.6L V8 402ci
1970–1972
Chevrolet C10 Pickup
5.7L V8 350ci
1970–1972
Chevrolet C10 Pickup
4.1L L6 250ci
1970–1972
Chevrolet C10 Suburban
1970–1972
Chevrolet C10 Suburban
4.1L L6 250ci
1970–1972
Chevrolet C10 Suburban
4.8L L6 292ci
1970–1972
Chevrolet C10 Suburban
6.6L V8 402ci
1970–1972
Chevrolet C10 Suburban
5.0L V8 307ci
1970–1972
Chevrolet C10 Suburban
5.7L V8 350ci
1970–1972
Chevrolet C20 Pickup
1970–1972
Chevrolet C20 Pickup
1970–1972
Chevrolet C20 Pickup
1970–1972
Chevrolet C20 Pickup
5.0L V8 307ci
1970–1972
Chevrolet C20 Pickup
6.6L V8 402ci
1970–1972
Chevrolet C20 Pickup
5.7L V8 350ci
1970–1972
Chevrolet C20 Pickup
4.8L L6 292ci
1970–1972
Chevrolet C20 Pickup
4.1L L6 250ci
1970–1972
Chevrolet C20 Suburban
1970–1972
Chevrolet C20 Suburban
4.1L L6 250ci
1970–1972
Chevrolet C20 Suburban
5.0L V8 307ci
1970–1972
Chevrolet C20 Suburban
4.8L L6 292ci
1970–1972
Chevrolet C20 Suburban
6.6L V8 402ci
1970–1972
Chevrolet C20 Suburban
5.7L V8 350ci
1970–1972
Chevrolet C30 Pickup
1970–1972
Chevrolet C30 Pickup
1970–1972
Chevrolet C30 Pickup
4.8L L6 292ci
1970–1972
Chevrolet C30 Pickup
4.1L L6 250ci
1970–1972
Chevrolet C30 Pickup
5.0L V8 307ci
1970–1972
Chevrolet C30 Pickup
6.6L V8 402ci
1970–1972
Chevrolet C30 Pickup
5.7L V8 350ci
1970–1972
Chevrolet K10 Pickup
1970–1972
Chevrolet K10 Pickup
4.1L L6 250ci
1970–1972
Chevrolet K10 Pickup
4.8L L6 292ci
1970–1972
Chevrolet K10 Pickup
6.6L V8 402ci
1970–1972
Chevrolet K10 Pickup
5.0L V8 307ci
1970–1972
Chevrolet K10 Pickup
5.7L V8 350ci
1970–1972
Chevrolet K10 Suburban
1970–1972
Chevrolet K10 Suburban
6.6L V8 402ci
1970–1972
Chevrolet K10 Suburban
5.7L V8 350ci
1970–1972
Chevrolet K10 Suburban
5.0L V8 307ci
1970–1972
Chevrolet K10 Suburban
4.1L L6 250ci
1970
Chevrolet K10 Suburban
4.8L L6 292ci
1970–1972
Chevrolet K20 Pickup
1970–1972
Chevrolet K20 Pickup
6.6L V8 402ci
1970–1972
Chevrolet K20 Pickup
5.0L V8 307ci
1970–1972
Chevrolet K20 Pickup
4.8L L6 292ci
1970–1972
Chevrolet K20 Pickup
4.1L L6 250ci
1970–1972
Chevrolet K20 Pickup
5.7L V8 350ci
1970–1972
Chevrolet K20 Suburban
1970–1972
Chevrolet K20 Suburban
6.6L V8 402ci
1970–1972
Chevrolet K20 Suburban
5.0L V8 307ci
1970–1972
Chevrolet K20 Suburban
4.8L L6 292ci
1970–1972
Chevrolet K20 Suburban
4.1L L6 250ci
1970–1972
Chevrolet K20 Suburban
5.7L V8 350ci
1970–1972
Chevrolet K30 Pickup
1970–1972
Chevrolet K30 Pickup
4.8L L6 292ci
1970–1972
Chevrolet K30 Pickup
4.1L L6 250ci
1970–1972
Chevrolet K30 Pickup
5.0L V8 307ci
1970–1972
Chevrolet K30 Pickup
5.7L V8 350ci
1970–1972
Chevrolet K30 Pickup
6.6L V8 402ci
1970–1972
GMC C15/C1500 Pickup
1970–1972
GMC C15/C1500 Pickup
1970–1972
GMC C15/C1500 Pickup
1970–1972
GMC C15/C1500 Pickup
1970–1972
GMC C15/C1500 Pickup
6.6L V8 402ci
1970–1972
GMC C15/C1500 Pickup
5.7L V8 350ci
1970–1972
GMC C15/C1500 Pickup
5.0L V8 307ci
1970–1972
GMC C15/C1500 Pickup
4.8L L6 292ci
1970–1972
GMC C15/C1500 Pickup
4.1L L6 250ci
1970–1972
GMC C15/C1500 Suburban
1970–1972
GMC C15/C1500 Suburban
5.7L V8 350ci
1970–1972
GMC C15/C1500 Suburban
5.0L V8 307ci
1970–1972
GMC C15/C1500 Suburban
4.8L L6 292ci
1970–1972
GMC C15/C1500 Suburban
6.6L V8 402ci
1970–1972
GMC C15/C1500 Suburban
4.1L L6 250ci
1970–1972
GMC C25/C2500 Pickup
1970–1972
GMC C25/C2500 Pickup
1970–1972
GMC C25/C2500 Pickup
5.0L V8 307ci
1970–1972
GMC C25/C2500 Pickup
5.7L V8 350ci
1970–1972
GMC C25/C2500 Pickup
6.6L V8 402ci
1970–1972
GMC C25/C2500 Pickup
4.1L L6 250ci
1970–1972
GMC C25/C2500 Pickup
4.8L L6 292ci
1970–1972
GMC C25/C2500 Suburban
1970–1972
GMC C25/C2500 Suburban
5.7L V8 350ci
1970–1972
GMC C25/C2500 Suburban
6.6L V8 402ci
1970–1972
GMC C25/C2500 Suburban
4.1L L6 250ci
1970–1972
GMC C25/C2500 Suburban
5.0L V8 307ci
1970–1972
GMC C25/C2500 Suburban
4.8L L6 292ci
1970–1972
GMC C35/C3500 Pickup
1970–1972
GMC C35/C3500 Pickup
6.6L V8 402ci
1970–1972
GMC C35/C3500 Pickup
5.7L V8 350ci
1970–1972
GMC C35/C3500 Pickup
5.0L V8 307ci
1970–1972
GMC C35/C3500 Pickup
4.1L L6 250ci
1970–1972
GMC C35/C3500 Pickup
4.8L L6 292ci
1970–1972
GMC Jimmy
5.7L V8 350ci
1970–1972
GMC Jimmy
4.1L L6 250ci
1970–1972
GMC Jimmy
5.0L V8 307ci
1970–1972
GMC Jimmy
4.8L L6 292ci
1970–1971
GMC Jimmy
1970–1972
GMC K15/K1500 Pickup
1970–1972
GMC K15/K1500 Pickup
4.1L L6 250ci
1970–1972
GMC K15/K1500 Pickup
6.6L V8 402ci
1970–1972
GMC K15/K1500 Pickup
5.7L V8 350ci
1970–1972
GMC K15/K1500 Pickup
4.8L L6 292ci
1970–1972
GMC K15/K1500 Pickup
5.0L V8 307ci
1970–1972
GMC K15/K1500 Suburban
1970–1972
GMC K15/K1500 Suburban
5.0L V8 307ci
1970–1972
GMC K15/K1500 Suburban
5.7L V8 350ci
1970–1972
GMC K15/K1500 Suburban
4.1L L6 250ci
1970–1972
GMC K15/K1500 Suburban
6.6L V8 402ci
1970–1971
GMC K15/K1500 Suburban
4.8L L6 292ci
1970–1972
GMC K25/K2500 Pickup
1970–1972
GMC K25/K2500 Pickup
6.6L V8 402ci
1970–1972
GMC K25/K2500 Pickup
5.0L V8 307ci
1970–1972
GMC K25/K2500 Pickup
4.1L L6 250ci
1970–1972
GMC K25/K2500 Pickup
4.8L L6 292ci
1970–1972
GMC K25/K2500 Pickup
5.7L V8 350ci
1970–1972
GMC K25/K2500 Suburban
1970–1972
GMC K25/K2500 Suburban
5.7L V8 350ci
1970–1972
GMC K25/K2500 Suburban
4.1L L6 250ci
1970–1972
GMC K25/K2500 Suburban
6.6L V8 402ci
1970–1972
GMC K25/K2500 Suburban
5.0L V8 307ci
1970–1972
GMC K25/K2500 Suburban
4.8L L6 292ci
1970–1972
GMC K35/K3500 Pickup
1970–1972
GMC K35/K3500 Pickup
5.0L V8 307ci
1970–1972
GMC K35/K3500 Pickup
5.7L V8 350ci
1970–1972
GMC K35/K3500 Pickup
4.1L L6 250ci
1970–1972
GMC K35/K3500 Pickup
4.8L L6 292ci
1970–1972
GMC K35/K3500 Pickup
6.6L V8 402ci
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Key Features
Compatible with 1970-1971 Chevrolet/GMC C/K Series Truck, Blazer/Jimmy & Suburban
This harness plugs into the dash harness at the firewall on your truck. Common circuits include the ignition coil, wipers, heater blower, starter, temperature, oil pressure and others, depending on the year and option of your truck. This wiring harness is for a V8 engine with manual transmission and HEI ignition upgrade (and has the proper connections to the distributor and coil).
Compatible with 1970-1971 Chevrolet/GMC C/K Series Truck, Blazer/Jimmy & Suburban
- Replacement wiring harness that plugs into the firewall on the engine side
- Fits V8 trucks with HEI ignition, and manual transmission
- Includes common circuits: ignition coil, wipers, heater blower, starter, temperature, oil pressure, and more
- Factory style harness with the correct wiring colors
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About this product
Compatible with 1970-1971 Chevrolet/GMC C/K Series Truck, Blazer/Jimmy & Suburban
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Product Specifications
Brand
Brothers Trucks
California Proposition 65 Chemical Name
1
California Proposition 65 Required
Yes
Category
Engine
Emission Code
6
Part Type
Engine Wiring Harness
Product Type
Wiring Harness
Prop 65 Yes/No
Yes
Sub Category
Wire
Warning
California Proposition 65
🛡️
Warranty & Compliance
Warranty
90 months
Country of Origin
US
⚠ Prop 65 Warning
Yes
1
Emissions Code
6
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Dimensions & Shipping
Product Dimensions
39.5 × 8.0 × 2.0 in
Shipping Dimensions
39.5 × 8.0 × 2.0 in
Weight
454 g (0.45 kg)