{"title":"► Prothread | Spark Plug Repair Kit","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eProfessional Spark Plug Thread Repair for Stripped Cylinder Heads\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong\u003eFailure of spark plug threads inside an aluminium cylinder head can immediately affect compression, ignition performance \u0026amp; engine reliability\u003c\/strong\u003e.\u003c\/span\u003e\u003cspan\u003e Prothread Spark Plug Repair Kit systems are engineered as a permanent spark plug thread repair kit solution designed to repair stripped spark plug threads without replacing the cylinder head.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eAutomotive workshops across Australia regularly encounter damaged M14 spark plug threads caused by cross-threading, over-torquing or repeated heat cycling. Instead of enlarging the spark plug hole or installing an oversized plug, this spark plug thread insert kit restores the original spark plug size \u0026amp; pitch while reinforcing the aluminium casting. For mechanics searching how to fix stripped spark plug hole damage, Prothread provides a controlled, precision-based alternative to unreliable quick repairs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eProfessional installation commonly integrates \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/tap-die-sets\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eTap \u0026amp; Die Sets\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e for accurate pitch preparation, aligns servicing requirements with \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/automotive-electrical-services\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eAutomotive Electrical Services\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e \u0026amp; supports complete engine maintenance workflows including \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/engine-oil-circulation-filtration\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003e\u003cem\u003eEngine Oil Circulation \u0026amp; Filtration\u003c\/em\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003cspan\u003e checks during rebuild or repair.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWorkshop technicians typically complete spark plug thread repair using calibrated \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/socket-sets\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eSocket Sets\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e, confirm correct seating with compatible \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/hex-nut\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eHex Nut\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e fastening systems where applicable, stabilise vibration-prone assemblies using \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/spring-washer\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eSpring Washer\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e combinations \u0026amp; manage organised engine repair environments supported by \u003c\/span\u003e\u003ca href=\"https:\/\/www.industrialshed.net.au\/collections\/tool-storage-workbenches\" target=\"_blank\" rel=\"noopener\"\u003e\u003cem\u003e\u003cstrong\u003eTool Storage \u0026amp; Workbenches\u003c\/strong\u003e\u003c\/em\u003e\u003c\/a\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFor buyers searching spark plug thread repair kit Australia, spark plug helicoil kit alternative, cylinder head spark plug repair system or automotive thread repair kit, Prothread delivers workshop-grade precision backed by Industrial Shed’s national trade supply network.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eWhat’s in This Collection:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Spark Plug Thread Repair Kits\u003cbr\u003e‣ Repair stripped spark plug threads \u0026amp; restore original spark plug specification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Spark Plug Thread Insert Kits\u003cbr\u003e‣ Reinforce damaged aluminium cylinder head threads with stainless steel inserts\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► M14 Spark Plug Thread Repair Options\u003cbr\u003e‣ Designed for common automotive spark plug sizes including M14 x 1.25\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Precision Installation Taps\u003cbr\u003e‣ Ensure accurate thread cutting for proper spark plug alignment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Stainless Steel Insert Systems\u003cbr\u003e‣ Withstand high combustion temperatures \u0026amp; thermal cycling\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e► Automotive \u0026amp; Engine Repair Kits\u003cbr\u003e ‣ Suitable for workshop, fleet \u0026amp; agricultural engine servicing\u003c\/strong\u003e\u003c\/p\u003e","products":[{"product_id":"prothread-3599-14125k","title":"Prothread - 14.00 x 1.25 Spark Plug Plug Fix Repair Kit | 3599-14125K","description":"\u003ch2\u003eProThread 14.00 x 1.25 Spark Plug Plug Fix Repair Kit | 3599-14125K\u003c\/h2\u003e\r\n\r\n\u003cp\u003eThe ProThread 14.00 x 1.25 Plug Fix Repair Kit (3599-14125K) is a professional solid insert thread repair solution designed specifically for damaged spark plug threads. Ideal for automotive workshop and engine repair applications, this kit restores stripped spark plug holes quickly and permanently without replacing the cylinder head.\u003c\/p\u003e\r\n\r\n\u003ch3\u003e► Key Features\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003eRepairs damaged or stripped spark plug threads permanently\u003c\/li\u003e\r\n  \u003cli\u003eDesigned specifically for 14.00 x 1.25 spark plug applications\u003c\/li\u003e\r\n  \u003cli\u003eSolid insert design provides superior strength and durability\u003c\/li\u003e\r\n  \u003cli\u003eRestores original thread size and spark plug fitment\u003c\/li\u003e\r\n  \u003cli\u003eIdeal for automotive engine repairs and workshop servicing\u003c\/li\u003e\r\n  \u003cli\u003eSuitable for aluminium cylinder heads and engine components\u003c\/li\u003e\r\n  \u003cli\u003eProfessional repair solution that helps avoid costly replacements\u003c\/li\u003e\r\n  \u003cli\u003eSupplied as a complete repair kit for fast installation\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003e► Technical Specifications\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e 14.00 x 1.25\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Spark Plug Thread Repair\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eInsert Type:\u003c\/strong\u003e Solid Insert\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Repair of damaged spark plug holes\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eSuitable For:\u003c\/strong\u003e Aluminium cylinder heads\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eKit Includes:\u003c\/strong\u003e Tap, inserts, installation tooling\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ProThread\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003ePart No.:\u003c\/strong\u003e 3599-14125K\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003e► Kit Includes\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003eSolid Spark Plug Thread Inserts\u003c\/li\u003e\r\n  \u003cli\u003eThread Repair Tap\u003c\/li\u003e\r\n  \u003cli\u003eInstallation Tooling\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003e► Why Tradies Grab This\u003c\/h3\u003e\r\n\u003cp\u003eA workshop essential for repairing stripped spark plug threads without pulling apart the entire engine. Perfect for mechanics and engine rebuilders who need a fast, durable fix that gets vehicles back on the road quickly.\u003c\/p\u003e\r\n\r\n\u003ch3\u003e► Industrial Shed’s Trade Guarantee – Shop with Confidence\u003c\/h3\u003e\r\n\u003cul\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eWe Stand By Our Gear:\u003c\/strong\u003e Workshop-grade repair solutions built for demanding conditions.\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eLoyalty Matters:\u003c\/strong\u003e Trade pricing and account benefits for repeat customers.\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eReal Support, No Runaround:\u003c\/strong\u003e Practical advice from people who understand workshop repairs.\u003c\/li\u003e\r\n  \u003cli\u003e\n\u003cstrong\u003eFast Delivery, Every Time:\u003c\/strong\u003e Reliable shipping to minimise downtime.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\r\n\u003ch3\u003e► Stock won’t last — get yours now at Industrial Shed!\u003c\/h3\u003e","brand":"Prothread","offers":[{"title":"Default Title","offer_id":51446357852449,"sku":"3599-14125K","price":68.27,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/files\/PlugFix_ClamKit.jpg?v=1779099178"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/4562\/8449\/collections\/proThread_logo-modified_4e91a53a-6159-4171-9f62-8cc46e1705fc.png?v=1757919212","url":"https:\/\/www.industrialshed.net.au\/collections\/prothread-spark-plug-repair-kit.oembed","provider":"Industrial Shed","version":"1.0","type":"link"}