{"product_id":"cal-van-tools-spark-plug-thread-repair-kit-for-two-valve-ford-triton-4-6-5-4-6-8-oversized-alloy-inserts-no-head-removal","title":"Cal-Van Tools Spark Plug Thread Repair Kit for Two‑Valve Ford Triton (4.6\/5.4\/6.8) — Oversized Alloy Inserts, No Head Removal","description":"\u003cp\u003e\u003cstrong\u003eThe Cal‑Van Tools 38900 two‑valve Ford Triton spark plug thread repair kit is a patented, oversized alloy insert system that restores damaged spark plug threads on 4.6L, 5.4L and 6.8L Ford Triton two‑valve engines without removing the cylinder head.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for professional shops and DIY mechanics who need a reliable, time‑saving fix, this kit delivers a heavy‑duty replacement insert that fits the M14‑1.25 spark plug threads used in 1996–2003 Ford two‑valve Modular engines. The system is built to replace failed inserts or repair damaged threads created by blown spark plugs, and it was engineered to limit heat‑transfer issues common with cheaper repairs. Because the repair can be completed with the head in place, labor time is dramatically reduced — often taking under 30 minutes per cylinder when performed correctly.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit repair stripped or damaged spark plug threads?\u003c\/h3\u003e\n\n\u003cp\u003eThe kit uses a patented oversized alloy steel insert that seats into the damaged spark plug hole, providing a new, durable thread for spark plug installation. The insert is machined to the correct M14‑1.25 specification to accept standard spark plugs for the listed Triton engines.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePatented oversized steel alloy insert engineered for durability and reduced heat transfer\u003c\/li\u003e\n  \u003cli\u003eInsert dimensions matched to M14‑1.25 spark plug threads\u003c\/li\u003e\n  \u003cli\u003eInstaller tools included to install inserts without removing the cylinder head\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat engines and model years does the 38900 kit support?\u003c\/h3\u003e\n\n\u003cp\u003eThis kit is intended for two‑valve Ford Modular engines commonly called Triton, specifically 4.6L, 5.4L, and 6.8L V‑10 applications. It covers Ford models from approximately 1996 through 2003 where the two‑valve cylinder head and M14‑1.25 spark plug sizing are used.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCompatible with 4.6L, 5.4L and 6.8L two‑valve Ford Triton engines\u003c\/li\u003e\n  \u003cli\u003eIntended for model years around 1996–2003 using M14‑1.25 plugs\u003c\/li\u003e\n  \u003cli\u003ePart number: 38900 (replacement inserts available as 389‑100)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long does a typical repair take and what’s included?\u003c\/h3\u003e\n\n\u003cp\u003eWhen performed by a trained technician the installation for each insert can be completed in as little as 25 minutes, saving substantial shop time versus head removal and full rethreading. The kit comes with six inserts and the installer components needed to seat them correctly and reliably.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eSix patented alloy inserts included — enough for multiple cylinders\u003c\/li\u003e\n  \u003cli\u003eInstaller tools designed specifically for Ford modular two‑valve heads\u003c\/li\u003e\n  \u003cli\u003eTypical labor time: approximately 25 minutes per repair when done correctly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this insert replace previous repair attempts or aftermarket inserts?\u003c\/h3\u003e\n\n\u003cp\u003eYes — the heavy‑duty design was specifically created to replace previously installed inserts that have failed. Its oversized alloy construction provides a new, stable thread with minimal negative effects on heat dissipation compared with inferior materials.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWorks as a replacement for failed inserts or worn threads\u003c\/li\u003e\n  \u003cli\u003eAlloy steel construction resists deformation under heat stress\u003c\/li\u003e\n  \u003cli\u003ePatented geometry helps ensure consistent seating and thread engagement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Cal‑Van Tools 38900 kit is aimed at automotive technicians, fleet maintenance shops, and confident DIYers who service two‑valve Ford Triton engines and want a proven, time‑saving repair method. If you need to restore spark plug threads on 4.6L, 5.4L or 6.8L two‑valve heads without costly head removal, this kit provides the installer hardware and heavy‑duty inserts to get the job done quickly and reliably.\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: Can the repair be done without removing the cylinder head?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 38900 kit is designed for in‑head installation so you can repair threads without removing the cylinder head.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Which spark plug thread size and engine years are supported?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Supports M14‑1.25 threads on 4.6L, 5.4L and 6.8L two‑valve Ford Triton engines from about 1996–2003.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Cal-Van Tools","offers":[{"title":"Default Title","offer_id":48082349162654,"sku":"B000Z9D6KW","price":301.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/cal-van-tools-front-packaging.jpg?v=1785811041","url":"https:\/\/northtrailauto.ca\/products\/cal-van-tools-spark-plug-thread-repair-kit-for-two-valve-ford-triton-4-6-5-4-6-8-oversized-alloy-inserts-no-head-removal","provider":"North Trail Auto","version":"1.0","type":"link"}