--- product_id: 41289607 title: "JDMSPEED New 10.5mm Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic" brand: "jdmspeed" price: "£37.24" currency: GBP in_stock: true reviews_count: 13 url: https://www.desertcart.co.uk/products/41289607-jdmspeed-new-10-5mm-spark-plug-wire-set-replacement-hei store_origin: GB region: United Kingdom --- # Precision wire lengths for perfect fit Universal HEI compatibility for SBC & BBC engines 100% pure silicone high-temp insulation JDMSPEED New 10.5mm Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic **Brand:** jdmspeed **Price:** £37.24 **Availability:** ✅ In Stock ## Summary > ⚡ Ignite your engine’s potential with precision and power! ## Quick Answers - **What is this?** JDMSPEED New 10.5mm Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic by jdmspeed - **How much does it cost?** £37.24 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/41289607-jdmspeed-new-10-5mm-spark-plug-wire-set-replacement-hei) ## Best For - jdmspeed enthusiasts ## Why This Product - Trusted jdmspeed brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Heat-Resistant Silicone Shield:** Premium 10.5mm pure silicone insulation protects against extreme engine temperatures. - • **Dual 90° Boots for Easy Routing:** Convenient 90-degree connectors on both ends simplify tight engine bay setups. - • **Tailored Fit for Peak Performance:** Multiple wire lengths ensure seamless installation on Chevrolet SBC & BBC engines. - • **Universal HEI System Compatibility:** Designed to flawlessly replace spark plug wires on popular SBC and BBC HEI ignition systems. - • **Trusted by Thousands of Enthusiasts:** Rated 4.5 stars by over 3,500 customers—join the high-performance community now. ## Overview The JDMSPEED 10.5mm Spark Plug Wire Set offers a perfect fit for Chevrolet SBC and BBC engines with varied wire lengths and dual 90-degree boots. Featuring 100% pure silicone insulation, these wires deliver superior heat resistance and durability, ensuring reliable electronic ignition performance. Compatible with HEI systems across multiple engine models, this set is a top-rated choice for automotive enthusiasts seeking quality and precision. ## Features - Wire Lengths: 1x 45.9 inches, 1x 40.7 inches, 1x 38.4 inches, 1x 36 inches, 1x 28.7 inches, 1x 20.1 inches, 3x 31.4 inches - Product Details: Electronic Ignition HEI Plug Wires, 90 Degree Boots on Both Ends, These 10.5mm wires feature high-temperature 100% pure silicone insulator outer layer - Universal Set Replacement for Chevrolet SBC & BBC Engines - Fitment: Compatible with HEI systems on most SBC and BBC engines including 302, 305, 307, 327, 350, 400, 396, 427, 454, 502 and similar - Note: Please compare our wire lengths with your original wires and boot angle before ordering; Please make sure to check fitment below!! ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B06XC2ZX63 | | Best Sellers Rank | #9,498 in Automotive (See Top 100 in Automotive) #4 in Automotive Replacement Spark Plug Wire Sets | | Brand Name | JDMSPEED | | Cable Type | sbc | | Connector Type | Hei | | Customer Reviews | 4.5 4.5 out of 5 stars (3,516) 4.5 out of 5 stars | | Item Dimensions | 10.24 x 2.56 x 7.68 inches | | Item Weight | 1.14 Kilograms | | Manufacturer | JDMSPEED | | Material Type | Copper Silicone | | Model | SBC350 | | Part Number | SBC350 | | Unit Count | 1.0 Count | | Upc | 713803813998 | | Wire Diameter | 10.5 Millimeters | ## Product Details - **Brand:** JDMSPEED - **Connector Type:** Hei - **Item Weight:** 1.14 Kilograms - **Item dimensions L x W x H:** 10.24 x 2.56 x 7.68 inches - **Material:** Copper Silicone ## Images ![JDMSPEED New 10.5mm Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic - Image 1](https://m.media-amazon.com/images/I/71q+WF+HUOL.jpg) ## Questions & Answers **Q: High temperature rating?** A: I do not know, i had a set on my 350 with block huggar headers, tht center header tubes burnt the center plug wires. i had to order a set of tayler wires from Summit to solve this problem. **Q: do you have a set for a 1985 mercruiser 260 350 engine** A: The universal kit. I received were quite long and are enough to even go under the exhaust..they are a decent buy for the price **Q: How many are in the pack?** A: 10 total. 8 plug wires and 2 coil wires to fit point or hei style coils. **Q: Will this fit a 1995 camaro z28?** A: will this fit a 2012 camaro ss? ## Customer Reviews ### ⭐⭐⭐⭐⭐ When the Car is Happy, I am Happy *by on Reviewed in the United States May 29, 2026* This is the first time I have purchased this brand, and I was pleasantly surprised by the quality and fit of these Spark Plus wires! These replaced the 8.5mm wires on my 1979 classic car. They seem very durable, look nice, and I have placed about 500 miles on them so far with no issues. When the car is happy, I am happy. ### ⭐⭐⭐⭐⭐ Good quality *by on Reviewed in the United States May 12, 2026* Good quality ### ⭐⭐⭐⭐⭐ Super thick plug wires! *by on Reviewed in the United States February 17, 2026* They are so thick! They work great though! ## Frequently Bought Together - JDMSPEED New 10.5mm Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic - SHINEHOME Spark Plug Wire Heat Shield Sleeve 2500° Spark Plug Boot Protector Boots Wrap for SBC BBC 350 454 8PCS Plug Wire Covers - R45ts Pkg 8 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/41289607-jdmspeed-new-10-5mm-spark-plug-wire-set-replacement-hei](https://www.desertcart.co.uk/products/41289607-jdmspeed-new-10-5mm-spark-plug-wire-set-replacement-hei) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-24*