{"product_id":"rlp-8-0mm-silicone-spark-plug-wires-set-for-chevy-gmc-small-block-sbc-8-wire-hei-fit-heat-resistant-boots","title":"RLP 8.0mm Silicone Spark Plug Wires Set for Chevy GMC Small Block SBC — 8-Wire HEI Fit, Heat-Resistant Boots","description":"\u003cp\u003e\u003cstrong\u003eRLP 8.0mm silicone spark plug wires set is a direct-replacement 8-wire kit engineered for Chevy\/GMC small block SBC engines with coil-in-cap GM HEI distributors.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis RLP wire set delivers heat-resistant silicone boots, a Kevlar-wrapped spiral core, and stainless\/brass terminals designed to maintain strong spark transfer under high-voltage conditions. The kit includes eight over-valve-cover wires with 90° boots for both the HEI distributor cap and spark plugs, fitting popular small-block displacements such as 265, 283, 302, 327, 350, and 400. These wires are sold as a complete plug-wire set (does not include coil wire) and come backed by a 12-month replacement warranty.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these wires improve ignition consistency on small-block Chevy engines?\u003c\/h3\u003e\n\u003cp\u003eThe RLP wires use a spiral-core conductor and thick 8.0mm silicone jacket to reduce resistance and suppress EMI\/RFI interference, preserving strong spark energy to the plugs. Durable silicone boots and quality terminals help protect connections from heat and oil degradation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e8.0mm silicone jacket with Kevlar-wrapped spiral core for low resistance\u003c\/li\u003e\n  \u003cli\u003eHigh-temp silicone boots resist oil and heat near valve covers\u003c\/li\u003e\n  \u003cli\u003eStainless steel and brass terminals for reliable conductivity\u003c\/li\u003e\n  \u003cli\u003eEMI\/RFI suppression to reduce ignition noise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this set fit my SBC engine and distributor style?\u003c\/h3\u003e\n\u003cp\u003eYes, the set is made for Chevy\/GMC Small Block engines—compatible displacements include 265, 267, 283, 302, 305, 307, 327, 350, and 400. It specifically fits coil-in-cap GM style HEI distributors with male-style terminal caps; it is not compatible with point-style distributors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngine fitment: SBC 265–400 (listed models)\u003c\/li\u003e\n  \u003cli\u003eDistributor: designed for coil-in-cap GM HEI with male terminals\u003c\/li\u003e\n  \u003cli\u003eRouting: wires configured to run over valve covers\u003c\/li\u003e\n  \u003cli\u003eNote: kit includes 8 plug wires only (no coil wire)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the installation and routing details I should know?\u003c\/h3\u003e\n\u003cp\u003eThe wires come with 90° boots at both ends to match HEI distributor caps and recessed spark plugs, allowing straightforward over-the-valve-cover routing. Correct length ordering and proper seating on terminals ensure secure contact and minimize crossfire or misfires.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e90° boots for distributor cap and spark plug ends\u003c\/li\u003e\n  \u003cli\u003eDesigned for over-valve-cover routing to clear engine components\u003c\/li\u003e\n  \u003cli\u003eConfirm wire lengths against your engine layout before installation\u003c\/li\u003e\n  \u003cli\u003eFirmly seat boots on terminals to ensure optimal contact\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and serviceable are these spark plug wires?\u003c\/h3\u003e\n\u003cp\u003eRLP builds the wires to withstand high heat, moisture, and chemical exposure common in engine bays, using heavy-duty silicone and robust terminal materials. The manufacturer supports the product with a 12-month warranty and customer service for replacements or issues.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty silicone resists heat, oil, and contaminants\u003c\/li\u003e\n  \u003cli\u003eKevlar-wrapped spiral core improves tensile and thermal durability\u003c\/li\u003e\n  \u003cli\u003e12-month warranty with responsive customer support\u003c\/li\u003e\n  \u003cli\u003eSold as a full set for straightforward replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: mechanics, restorers, and DIY enthusiasts updating ignition systems on Chevy\/GMC small-block V8s who need a reliable, heat-resistant plug-wire set compatible with GM HEI coil-in-cap distributors. Choose this kit if you want a direct-fit eight-wire replacement with high EMI suppression, 90° distributor and plug boots, and a manufacturer-backed 12-month guarantee.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this set include the coil wire?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, this listing includes eight spark plug wires only; the coil wire is not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will these fit a points-style distributor?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. These wires are designed for coil-in-cap GM HEI distributors with male terminal caps, not points-style distributors.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"RLP","offers":[{"title":"Default Title","offer_id":48086476685470,"sku":"B0DQBMWT1V","price":49.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/rlp-front-packaging-view.jpg?v=1785899022","url":"https:\/\/northtrailauto.ca\/products\/rlp-8-0mm-silicone-spark-plug-wires-set-for-chevy-gmc-small-block-sbc-8-wire-hei-fit-heat-resistant-boots","provider":"North Trail Auto","version":"1.0","type":"link"}