{"product_id":"speed-pro-158m-engine-crankshaft-main-bearing-set","title":"Speed Pro 158M Engine Crankshaft Main Bearing Set","description":"\u003ch2\u003eOverview of Speed Pro 158M Main Bearing Set\u003c\/h2\u003e\u003cp\u003eThe Speed Pro 158M engine crankshaft main bearing set is engineered for competition series applications, specifically designed for 2.0L Zetec DOHC engines. This main set is compatible with select Ford and Mercury models, providing reliable performance for high-demand driving conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDesigned for 2.0L Zetec DOHC engines with L4 engine family\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford and Mercury vehicles including Contour, Cougar, Escort, Focus, and Mystique\u003c\/li\u003e\n\u003cli\u003eConstructed from steel backed overplated bronze alloy for durability\u003c\/li\u003e\n\u003cli\u003eSuper duty alloy material ensures strength under competition conditions\u003c\/li\u003e\n\u003cli\u003eStandard size set with sizes ranging from standard to -.026mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Composition\u003c\/h2\u003e\u003cp\u003eThe Speed Pro 158M main bearing set is manufactured using a steel backed overplated bronze alloy, providing a balance of wear resistance and load capacity. The super duty alloy material enhances durability, making it suitable for competition series engines. This set is designed to fit the 2.0L Zetec DOHC engine, part of the L4 engine family, commonly found in Ford and Mercury vehicles. The bearing sizes include standard and undersized options down to -.026mm, allowing precise fitment and optimal crankshaft support.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis main bearing set is compatible with a range of Ford and Mercury models equipped with the 2.0L Zetec DOHC engine. Compatible vehicles include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eFord Contour\u003c\/li\u003e\n\u003cli\u003eFord Cougar\u003c\/li\u003e\n\u003cli\u003eFord Escort\u003c\/li\u003e\n\u003cli\u003eFord Focus\u003c\/li\u003e\n\u003cli\u003eMercury Mystique\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is specifically designed for competition series use, making it suitable for performance and racing applications where engine reliability and precision are critical.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the 158M Main Bearing Set\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive crankshaft wear due to inadequate bearing support\u003c\/li\u003e\n\u003cli\u003eEngine knocking caused by worn or damaged main bearings\u003c\/li\u003e\n\u003cli\u003eOil pressure loss related to bearing clearance issues\u003c\/li\u003e\n\u003cli\u003eReduced engine performance from bearing material fatigue\u003c\/li\u003e\n\u003cli\u003eFitment problems in 2.0L Zetec DOHC engines requiring precise sizing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Speed Pro 158M main bearing set, ensure the crankshaft journals are clean and free of debris. Verify the bearing size matches the crankshaft journal measurements, especially if using undersized bearings (-.026mm). Proper lubrication during installation is essential to prevent initial wear. Follow manufacturer torque specifications for main bearing caps to maintain correct bearing clearance and engine performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eSpeed Pro manufactures the 158M main bearing set to meet stringent quality standards for competition engines. The use of steel backed overplated bronze alloy and super duty materials ensures durability under high stress. While specific warranty details are not provided, Speed Pro products are generally backed by quality control processes to ensure fitment and performance consistency.\u003c\/p\u003e","brand":"Speed Pro","offers":[{"title":"Default Title","offer_id":51944048132277,"sku":"BHVW-158M","price":153.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SE_158M_Ang.jpg?v=1775021116","url":"https:\/\/www.partcatalog.com\/products\/speed-pro-158m-engine-crankshaft-main-bearing-set","provider":"PartCatalog","version":"1.0","type":"link"}