{"product_id":"ngk-6600-diesel-glow-plug","title":"NGK 6600 Diesel Glow Plug","description":"\u003ch2\u003eNGK Diesel Glow Plug 6600\u003c\/h2\u003e\u003cp\u003eNGK Glow Plug 6600 is a diesel glow plug built to OE standards for reliable cold-start performance. It is a metal-type plug with a flat seat, 12-volt system voltage, and pin terminal design for straightforward replacement in the correct application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMetal-type diesel glow plug for OE-style replacement\u003c\/li\u003e\n\u003cli\u003eFlat seat design for proper sealing in the cylinder head\u003c\/li\u003e\n\u003cli\u003e12-volt system voltage with 11.00 voltage specification\u003c\/li\u003e\n\u003cli\u003eM4 terminal thread size and pin terminal type\u003c\/li\u003e\n\u003cli\u003e10 mm hex size and 0.391 thread diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNGK Glow Plug 6600, also identified by part number Y-543J, is engineered for diesel ignition service where dependable preheating is required before startup. The metal construction, flat seat, and pin terminal layout reflect a conventional OE-style design, while the listed dimensions help confirm proper fitment during replacement. This part cross-references AMS Automotive 6600 for the same application. It fits 2005-2007 Smart Fortwo, N\/A, and is a direct match for the specified diesel glow plug application. For buyers searching for a Smart Fortwo glow plug or NGK 6600 replacement, this part provides a focused fitment solution.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or failed diesel glow plug\u003c\/li\u003e\n\u003cli\u003eRestoring cold-start combustion assistance\u003c\/li\u003e\n\u003cli\u003eAddressing hard-start conditions in diesel engines\u003c\/li\u003e\n\u003cli\u003eCorrecting misfire or rough-start symptoms related to glow plug failure\u003c\/li\u003e\n\u003cli\u003eMaintaining proper preheat function in the ignition system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the thread diameter, seat type, terminal style, and voltage before installation. Confirm the application against the vehicle’s service information and match the existing glow plug specifications before replacement. Use care during removal and installation to avoid damage to the cylinder head or terminal connection.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNGK is a long-established OE supplier with extensive North American coverage and manufacturing experience. The brand’s OE-focused standards and global production network support consistent quality control for ignition components such as the 6600 glow plug.\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":53725765501109,"sku":"BCDP-6600","price":29.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NG_6600_Fro.jpg?v=1794209742","url":"https:\/\/www.partcatalog.com\/products\/ngk-6600-diesel-glow-plug","provider":"PartCatalog","version":"1.0","type":"link"}