RLP Universal Spark Plug Wire Set 8.5mm Red – High Performance for Chevy SBC & BBC HEI
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Description
xMaximize ignition reliability with the RLP 8.5mm Spark Plug Wire Set
The RLP Universal Spark Plug Wire Set combines robust construction with high performance to support consistent ignition across a broad range of Chevy small block and big block engines. The 8.5mm spiral wound conductors, along with a high dielectric insulator and tightly woven fiberglass braids, help minimize energy loss while withstanding heat buildup during spirited driving. The heavy duty silicone jackets and high temperature boots resist heat, oil, and abrasion to promote durability in tough conditions.
What’s in the kit
- 9 piece kit with eight wires for the spark plugs and one for the coil
- Brand new, tightly manufactured parts designed for reliable fit and long life
- 12 month warranty offering replacement or refund if it ever fails
Premium features and benefits
- 8.5mm wires deliver solid conductivity and reduced resistance for dependable ignition across the cylinders
- Heat resistant silicone boots maintain flexibility and protection in high heat environments
- Brass terminals provide strong, corrosion resistant connections to maximize spark transfer
- Universal fit covers HEI systems on SBC and BBC Chevy engines including popular displacements
- High quality insulation and rugged construction withstands oil, fuel exposure, and vibration
Real world use: whether daily commuting, weekend street tuning, or performance tuning sessions, these wires are built to endure. They align with common small block and big block Chevrolet configurations and pair well with HEI distributors. Performance results can vary with installation and engine tune, but the set offers a practical option for improving ignition reliability and spark delivery under demanding driving conditions.
Quality you can trust: 100% brand new and carefully packaged to protect the kit during shipping. The design emphasizes durability, with a focus on heat and oil resistance, strong conductivity, and a reliable fit. The warranty provides peace of mind, reflecting the manufacturer’s commitment to quality control.
Who should consider this set? Enthusiasts who want a durable, visually striking red ignition wire kit that can support sustained use in various driving scenarios, from daily drivers to performance tweaks. While results vary, the kit is designed to offer a solid, practical upgrade path for ignition systems compatible with HEI distributors on Chevrolet engines.
FAQ
Q: Which engines is the RLP 8.5mm spark plug wire set compatible with?
A: Designed for HEI systems on SBC and BBC Chevy engines, covering many small and big block displacements.
Q: What’s included in the kit and warranty details?
A: 9-piece kit: eight spark plug wires and one coil wire; 12-month warranty with replacement or refund.
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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