{"product_id":"bcbc-mrm-1772-engine-rocker-arm-ball","title":"BCBC MRM-1772 Engine Rocker Arm Ball","description":"\u003ch2\u003eEngine Rocker Arm Ball Overview\u003c\/h2\u003e\u003cp\u003eThe Melling MRM-1772 rocker arm ball is a standard replacement pivot and fulcrum for valve train service. It is made in the USA from steel and is specified for dependable rocker arm movement during engine rebuilds and repairs.\u003c\/p\u003e\u003cp\u003eUse this part when servicing Ford, Mercury, Lincoln, and International engines that require the correct rocker arm ball diameter and material specification. The MRM-1772 supports accurate valve train adjustment and consistent rocker arm operation.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel construction for valve train service\u003c\/li\u003e\n\u003cli\u003e0.886 in. \/ 23.0 mm ball diameter\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eDesigned as a rocker arm pivot and fulcrum component\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe MRM-1772 is a Melling rocker arm ball used in overhead valve valve train assemblies where a precise pivot surface is required. According to the manufacturer, worn rocker arm balls can increase friction and create erratic arm movement, which can lead to premature engine failure. Replacing the ball during rebuild work helps restore proper geometry for valve train adjustment and stable rocker arm action. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003cp\u003eCompatible With Ford Mustang, Ford F-100, Ford F-250, Mercury Cougar, and International M800 applications listed in the fitment data. The MRM-1772 part number is also referenced across multiple interchange listings for related service applications.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcess friction at the rocker arm pivot point\u003c\/li\u003e\n\u003cli\u003eErratic rocker arm movement\u003c\/li\u003e\n\u003cli\u003eIncorrect valve train adjustment due to worn pivot surfaces\u003c\/li\u003e\n\u003cli\u003ePremature wear during engine rebuilds\u003c\/li\u003e\n\u003cli\u003eService replacement for damaged or worn rocker arm balls\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstall during engine rebuild or valve train service when the original rocker arm ball shows wear, scoring, or damage. Verify the required ball diameter and application before assembly, and follow the engine builder’s adjustment procedure for proper valve train setup. The MRM-1772 is intended for stock-style applications shown in the fitment data, including Ford Mustang, Ford F-100, and Mercury Cougar listings.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMelling states that this rocker arm ball is manufactured to high material and quality standards. The brand also recommends replacing rocker arm balls during every engine rebuild to help maintain dependable valve train performance.\u003c\/p\u003e","brand":"BCBC","offers":[{"title":"Default Title","offer_id":53721582665909,"sku":"BCBC-MRM-1772","price":12.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_MRM1772_FRO.jpg?v=1794124770","url":"https:\/\/www.partcatalog.com\/products\/bcbc-mrm-1772-engine-rocker-arm-ball","provider":"PartCatalog","version":"1.0","type":"link"}