A-Premium 10.5MM HEI Spark Plug Wire Set for Chevy SBC/BBC — 9‑Pack, Blue
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Description
xUniversal Chevy Engine Compatibility
The A-Premium 10.5MM HEI Spark Plug Wire Set in blue is designed to cover a wide range of Chevrolet small block and big block V8s. The visually striking blue wires help you identify the correct kit quickly during installs, while the silicone insulation and jacket feel sturdy to the touch.
In daily use, these wires offer a balance of flexibility and durability, with lengths chosen to fit common routing paths in both classic cruisers and modern swaps. The nine-piece kit translates to multiple routing options, so you can tailor the wire layout to your engine bay without forcing bends or overlapping conductors.
Key Specifications
- Wire diameter: 10.5 mm
- Quantity: 9 pieces
- Insulation: Silicone; Jacket: Silicone
- 90 degree boot ends on both ends
- Color: Blue for quick identification
- Reference numbers SP10-390-1010, SBC350, SP103901010
Length Variations for Flexible Routing
- 1x 45.9 inches
- 1x 41.5 inches
- 1x 38.6 inches
- 1x 36.6 inches
- 3x 32.7 inches
- 1x 29.1 inches
- 1x 20.7 inches
Real‑World Scenarios and Benefits
Visual cues from the color and fit help technicians work faster during builds, restorations, or engine swaps. The silicone jacket adds a layer of protection against heat and vibration, while the 90-degree boots simplify connections in tight engine bays. Keep in mind that results depend on several variables, including engine condition and installation quality.
Install, Care, and Warranty
- 9-piece set provides broad coverage for Chevy V8 families
- One-year unlimited-mileage guarantee adds confidence
- Inspect boot ends and insulation before installation
- Store in a cool, dry place when not in use
Overall, this kit offers a practical, purpose-built option for Chevy engines, combining compatibility, durability, and a clear visual wiring path without promising outcomes. Use it as part of a thoughtful ignition system upgrade to support reliable starting and consistent spark delivery in a variety of driving scenarios.
FAQ
Q: What engines does this A-Premium 10.5MM HEI Spark Plug Wire Set fit?
A: Works with Chevrolet SBC and BBC V8 engines, including common small block and big block models.
Q: What warranty comes with this wire set?
A: A one-year unlimited-mileage guarantee covers this ignition wire set.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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