{"product_id":"proform-67407-14mm-threaded-air-hold-spark-plug-adapter-single","title":"Proform 67407 14mm Threaded Air Hold Spark Plug Adapter, Single","description":"\u003cp\u003eService overhead valves without removing the cylinder head using the Proform 67407 14mm Spark Plug Adapter. These long-reach air hold adapters are specifically designed to reach into deep spark plug holes, screwing directly into 14mm threads. Crafted from high-quality brass, they provide a secure seal for air pressure to hold valves in place during spring maintenance. Durable, reliable, and easy to install, this tool is essential for any engine builder's kit. Sold individually.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProform 67407 adapters allow for easy work on deep or long spark plug holes.  \u003c\/li\u003e\n\u003cli\u003eThese specialized tools screw directly into standard 14mm spark plug threads.  \u003c\/li\u003e\n\u003cli\u003eLong reach design ensures compatibility with modern recessed cylinder heads.\u003c\/li\u003e\n\u003cli\u003eUse these adapters to hold valves in place while the cylinder head is on.  \u003c\/li\u003e\n\u003cli\u003eHigh quality brass construction provides durability and a secure airtight seal.  \u003c\/li\u003e\n\u003cli\u003eThis air hold adapter is a critical tool for valve spring maintenance tasks.  \u003c\/li\u003e\n\u003cli\u003eEach adapter features a precision ground finish for a perfect threaded fit.\u003c\/li\u003e\n\u003cli\u003eThe simple screw in installation saves time during complex engine repairs.  \u003c\/li\u003e\n\u003cli\u003eThese professional grade adapters are sold individually to meet your needs.\u003c\/li\u003e\n\u003cli\u003eAuthentic Proform Parts quality ensures long lasting tool performance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Enopoly Prime Retail","offers":[{"title":"Default Title","offer_id":48926903533796,"sku":"PRO-67407","price":13.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/4479\/5108\/files\/PRO-67407.jpg?v=1778843898","url":"https:\/\/enopolybrands.com\/products\/proform-67407-14mm-threaded-air-hold-spark-plug-adapter-single","provider":"Enopoly Prime Retail","version":"1.0","type":"link"}