{"product_id":"ngk-4897-spark-plug","title":"NGK 4897 Spark Plug","description":"\u003ch2\u003eRacing Spark Plug Overview\u003c\/h2\u003e\u003cp\u003eNGK 4897 is a racing spark plug built with an iridium center electrode tip, a copper core, and a nickel ground electrode. It uses a 5,000 ohm resistor, a flat seat, and a 14 mm thread for a precise ignition setup.\u003c\/p\u003e\u003cp\u003eFits 1998-2001 KTM 65 SX, N\/A. This NGK spark plug 4897 is listed for the KTM 65 SX with a 0.024-inch gap note in the fitment data.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIridium center electrode tip for consistent spark delivery.\u003c\/li\u003e\n\u003cli\u003eCopper core construction for efficient heat transfer.\u003c\/li\u003e\n\u003cli\u003eTaper-cut ground electrode design with a standard ground configuration.\u003c\/li\u003e\n\u003cli\u003e5,000 ohm resistance and a non-removable nut terminal.\u003c\/li\u003e\n\u003cli\u003eFlat seat, 14 mm thread diameter, and .75 reach.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eNGK 4897, also identified by part number R7435-10, is part of NGK's Racing Spark Plug line. The design combines an iridium center electrode tip with a copper core and nickel ground electrode to support stable ignition performance in demanding applications. The 5,000 ohm resistor helps control electrical noise, while the flat seat and 14 mm thread support proper cylinder head fitment where specified.\u003c\/p\u003e\u003cp\u003eNGK's OE supplier background and long-standing ignition expertise are reflected in this spark plug's construction and specification set. For buyers searching for NGK 4897, R7435-10, or a racing spark plug for a KTM 65 SX, this part provides a direct specification match to the listed application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or fouled spark plug.\u003c\/li\u003e\n\u003cli\u003eRestoring consistent ignition spark.\u003c\/li\u003e\n\u003cli\u003eAddressing misfire or hard-start conditions tied to plug wear.\u003c\/li\u003e\n\u003cli\u003eMaintaining proper ignition performance in a racing application.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the listed fitment before installation. Confirm the specified gap, thread diameter, seat type, and reach match the engine requirements. Use the part number 4897 or R7435-10 when cross-checking catalog data for the correct NGK spark plug application.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eNGK is a major OE spark plug supplier in North America and manufactures ignition components to original equipment standards. Part number 4897 reflects NGK's established manufacturing and distribution network for automotive ignition products.\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":53725763961013,"sku":"BCDP-4897","price":52.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NG_4897_Fro.jpg?v=1794209652","url":"https:\/\/www.partcatalog.com\/products\/ngk-4897-spark-plug","provider":"PartCatalog","version":"1.0","type":"link"}