Super Conductor Spark Plug Wire Set Chevy 454, '74-'76 HEI - 31369
Super Conductor Spark Plug Wire Set Chevy 454, '74-'76 HEI - 31369
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Overview:
Engineered from the inside out, the 8.5 offers everything you have ever wanted in a wire; incredibly low resistance without electronic interference! In a single 12 inch length of Super Conductor Wire there is only 40 - 50 ohms of resistance! That is the lowest resistance of any helically wound wire. To accomplish this, we use a copper alloy conductor due to it's great voltage carrying capabilities. The low resistance results in less loss in spark energy so more reaches the spark plug. The conductor is wound extremely tight around a special center core. So tight in fact, that there is over 40 feet of conductor wrapped into a single foot of plug wire. This winding procedure, combined with a ferro-magnetic impregnated center core, produces an extremely effective Electro Magnetic Interference (EMI) "choke". This choke, or suppression capability, keeps the EMI inside the wire where it cannot interfere with other electronics on your vehicle. The outer sleeve that surrounds the conductor assembly is just as impressive. A proprietary blend of silicone and synthetic material produce a sleeve that is highly resistant to high heat as well as abrasion and tears. The MSD's 8.5mm spark plug terminals feature Dual Crimp terminals. As the name implies, the terminals feature two crimps; one for the sleeve of the wire and another separate crimp to grasp the conductor. The MSD's 8.5mm spark plug terminals feature Dual Crimp terminals. As the name implies, the terminals feature two crimps; one for the sleeve of the wire and another separate crimp to grasp the conductor.
Features:
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| 1973 - 1974 | Chevrolet | C10 Pickup | U/K/8 V | |
| 1975 | GMC | Sprint | Classic | 4.25/8 V |
| 1974 - 1975 | Chevrolet | El Camino | Base | 4.25/8 V |
| 1974 | GMC | K35/K3500 Pickup | 4.25/8 V | |
| 1974 - 1976 | Chevrolet | C10 Suburban | 4.25/8 V | |
| 1974 | GMC | C15/C1500 Pickup | U/K/8 V | |
| 1976 | GMC | K15 | 4.25/8 V | |
| 1974 | Chevrolet | El Camino | SS | 4.25/8 V |
| 1974 | Chevrolet | K30 Pickup | U/K/8 V | |
| 1974 | Chevrolet | C20 Pickup | 4.25/8 V | |
| 1974 | GMC | Sprint | 4.25/8 V | |
| 1975 - 1976 | Chevrolet | G30 | Hi-Cube | 4.25/8 V |
| 1976 | Chevrolet | K20 | 4.25/8 V | |
| 1974 | Chevrolet | C20 Suburban | U/K/8 V | |
| 1974 - 1976 | Chevrolet | C20 Suburban | 4.25/8 V | |
| 1974 | GMC | K35/K3500 Pickup | U/K/8 V | |
| 1973 - 1974 | Chevrolet | Laguna | Base | 4.25/8 V |
| 1975 - 1976 | Chevrolet | G30 | Chevy Van | 4.25/8 V |
| 1974 - 1975 | Chevrolet | Bel Air | 4.25/8 V | |
| 1975 - 1976 | Chevrolet | Caprice | Classic Sport | 4.25/8 V |
| 1974 | Chevrolet | C30 Pickup | 4.25/8 V | |
| 1976 | Chevrolet | G20 | Beauville | 4.25/8 V |
| 1974 | Chevrolet | Laguna | Base | U/K/8 V |
| 1976 | Chevrolet | G20 | Chevy Van | 4.25/8 V |
| 1974 | Chevrolet | Malibu | Base | 4.25/8 V |
| 1973 - 1974 | GMC | C15/C1500 Suburban | 4.25/8 V | |
| 1976 | Chevrolet | K10 | 4.25/8 V | |
| 1974 | Chevrolet | C10 Suburban | U/K/8 V | |
| 1975 | Chevrolet | Caprice | Estate Wagon | 4.25/8 V |
| 1974 - 1976 | Chevrolet | Caprice | Classic | 4.25/8 V |
| 1975 - 1976 | GMC | C35 | 4.25/8 V | |
| 1973 - 1974 | Chevrolet | C10 Pickup | 4.25/8 V | |
| 1974 | Chevrolet | C30 Pickup | U/K/8 V | |
| 1974 | GMC | C25/C2500 Pickup | U/K/8 V | |
| 1976 | Chevrolet | K5 Blazer | 4.25/8 V | |
| 1974 | GMC | C35/C3500 Pickup | U/K/8 V | |
| 1976 | GMC | C25 | Base | 4.25/8 V |
| 1974 | Chevrolet | Malibu | Classic | U/K/8 V |
| 1974 | GMC | K25/K2500 Pickup | U/K/8 V | |
| 1974 - 1975 | Chevrolet | Malibu | Classic | 4.25/8 V |
| 1974 - 1975 | Chevrolet | Monte Carlo | 4.25/8 V | |
| 1976 | Chevrolet | Caprice | Classic Landau | 4.25/8 V |
| 1974 | Chevrolet | Monte Carlo | U/K/8 V | |
| 1974 | GMC | K25/K2500 Suburban | 4.25/8 V | |
| 1974 | Chevrolet | Malibu | Estate | 4.25/8 V |
| 1974 | Chevrolet | G10 Van | Base | 4.25/8 V |
| 1975 - 1976 | Chevrolet | C20 | 4.25/8 V | |
| 1974 | Chevrolet | Corvette | 4.25/8 V | |
| 1975 - 1976 | GMC | C15 | 4.25/8 V | |
| 1974 - 1976 | Chevrolet | Impala | 4.25/8 V | |
| 1974 | GMC | K25/K2500 Suburban | U/K/8 V | |
| 1974 | GMC | C15/C1500 Pickup | 4.25/8 V | |
| 1974 | Chevrolet | G20 Van | Base | 4.25/8 V |
| 1974 | Chevrolet | G20 Van | Base | U/K/8 V |
| 1974 | Chevrolet | K20 Pickup | 4.25/8 V | |
| 1976 | GMC | C25 | Sierra Classic | 4.25/8 V |
| 1974 | Chevrolet | G10 Van | Base | U/K/8 V |
| 1974 | Chevrolet | C20 Pickup | U/K/8 V | |
| 1974 | Chevrolet | El Camino | Custom | U/K/8 V |
| 1974 | GMC | C25/C2500 Suburban | 4.25/8 V | |
| 1975 - 1976 | Chevrolet | C30 | 4.25/8 V | |
| 1976 | GMC | C25 | Sierra Grande | 4.25/8 V |
| 1974 | GMC | C25/C2500 Suburban | U/K/8 V | |
| 1974 | Chevrolet | El Camino | Custom | 4.25/8 V |
| 1975 - 1976 | Chevrolet | C10 | 4.25/8 V | |
| 1974 | GMC | K15/K1500 Suburban | U/K/8 V | |
| 1976 | GMC | Jimmy | 4.25/8 V | |
| 1974 | Chevrolet | Caprice | Classic | U/K/8 V |
| 1974 | Chevrolet | K20 Pickup | U/K/8 V | |
| 1974 | Chevrolet | K30 Pickup | 4.25/8 V | |
| 1975 - 1976 | Chevrolet | G30 | Beauville | 4.25/8 V |
| 1974 | Chevrolet | K10 Pickup | 4.25/8 V | |
| 1974 | GMC | C25/C2500 Pickup | 4.25/8 V | |
| 1974 | Chevrolet | Malibu | Base | U/K/8 V |
| 1975 - 1976 | GMC | G25 | Rally | 4.25/8 V |
| 1975 - 1976 | GMC | C25 Suburban | 4.25/8 V | |
| 1974 | GMC | K25/K2500 Pickup | 4.25/8 V | |
| 1974 | Chevrolet | Malibu | Estate | U/K/8 V |
| 1974 | GMC | C35/C3500 Pickup | 4.25/8 V | |
| 1976 | Chevrolet | Caprice | Classic Estate | 4.25/8 V |
| 1974 | Chevrolet | Bel Air | U/K/8 V | |
| 1975 - 1976 | GMC | G25 | Rally STX | 4.25/8 V |
| 1974 | Chevrolet | El Camino | SS | U/K/8 V |
| 1974 | Chevrolet | G30 Van | Base | U/K/8 V |
| 1973 - 1974 | GMC | C15/C1500 Suburban | U/K/8 V | |
| 1975 | Chevrolet | Laguna | 4.25/8 V | |
| 1976 | GMC | K25 | 4.25/8 V | |
| 1975 - 1976 | GMC | C15 Suburban | 4.25/8 V | |
| 1976 | GMC | G35 | Magnavan | 4.25/8 V |
| 1974 | Chevrolet | Laguna | Type S-3 | U/K/8 V |
| 1975 | GMC | C25 | 4.25/8 V | |
| 1974 | Chevrolet | Impala | U/K/8 V | |
| 1976 | GMC | C25 | High Sierra | 4.25/8 V |
| 1974 | Chevrolet | K10 Pickup | U/K/8 V | |
| 1974 | Chevrolet | G30 Van | Base | 4.25/8 V |
| 1974 | Chevrolet | El Camino | Base | U/K/8 V |
| 1974 | Chevrolet | Corvette | U/K/8 V | |
| 1974 | Chevrolet | Caprice | Estate | 4.25/8 V |
| 1974 | GMC | K15/K1500 Suburban | 4.25/8 V | |
| 1974 | GMC | Sprint | U/K/8 V |
Specs:
| Brand | MSD |
|---|---|
| Emission Code | 5 |
| Product Type | Spark Plug Wires |
| Warranty | Limited 1 Year Warranty |

Policies and FAQs
Return Policy
Fault reasons include but are not limited to:
- Buyer was shipped the wrong product
- Buyer was shipped a damaged product
- The product page had incorrect fitment and the part does not fit the Buyer's vehicle
Opened boxes, plastic bags, and other packaging are not considered damage (excluding single use items such as, but not limited to, liquids, software, and other components that cannot be reused/resealed).
FAQs
|Q. What is an Intermediate Brake Line?
|A. This is the line that runs from the front of the vehicle to the rear. On most vehicles it connects to a junction then you will have rear axle lines. On a few cars the intermediate lines will connect to the rear wheels. It is recommended to change the axle lines if you are replacing the intermediate lines.
|Q. What is included in a pre bent brake line kit?
|A. Our kits include all of the solid metal lines for that section of the vehicle
|Q. I need to return something - what's your return policy?
|A. We are happy to help! Please help us to help you by going to our return form and filling out the form as best as you can in order to request a return.
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Modern Day stands by our parts and is happy to accept returns within 30 days of purchase. Parts must be in new condition.
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If a part arrives damaged, or is defective, Please report it to us immediately. So we can handle it for your promptly.