{"product_id":"bcbc-syb-21-engine-camshaft","title":"BCBC SYB-21 Engine Camshaft","description":"\u003ch2\u003eStock replacement camshaft for Ford and Mercury V8 applications\u003c\/h2\u003e\u003cp\u003eThe Melling SYB-21 is a stock replacement engine camshaft built for OE-style service in a wide range of Ford and Mercury applications. It uses a hydraulic flat tappet design and is developed for standard replacement use where original engine behavior and drivability matter.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHydraulic flat tappet camshaft for standard replacement service\u003c\/li\u003e\n\u003cli\u003eIntake valve lift: 0.428; exhaust valve lift: 0.432\u003c\/li\u003e\n\u003cli\u003eIntake duration at .050 in. lift: 192 degrees; exhaust duration at .050 in. lift: 198 degrees\u003c\/li\u003e\n\u003cli\u003eComputer controlled compatible\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed application and design\u003c\/h2\u003e\u003cp\u003eThis Melling camshaft is engineered as an OE replacement grind for stock engine requirements, with listings intended to match horsepower, economy, and torque needs across passenger cars and light- to heavy-duty truck applications. The SYB-21 part number is used across many classic Ford and Mercury V8 fitments, including Ford Mustang, Ford F-150, and Mercury Cougar applications, making it a direct reference point for stock-style rebuilds. The cam profile, rocker ratio specification, and valve timing events support a factory-type operating range rather than an aggressive performance setup.\u003c\/p\u003e\u003ch2\u003eFitment and common uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores worn camshaft lobes that can cause rough idle or reduced valve action\u003c\/li\u003e\n\u003cli\u003eAddresses loss of low-speed torque in stock engine rebuilds\u003c\/li\u003e\n\u003cli\u003eHelps correct drivability issues tied to an incorrect replacement grind\u003c\/li\u003e\n\u003cli\u003eSupports original-style engine operation in classic Ford and Mercury platforms\u003c\/li\u003e\n\u003cli\u003eProvides a replacement path for stock camshaft service in truck and passenger car engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation notes and quality assurance\u003c\/h2\u003e\u003cp\u003eCompatible With 1969-1982 Ford and Mercury V8 applications listed in the fitment table, including Ford Mustang, Ford F-150, and Mercury Cougar. Verify engine code, original cam specifications, and any application notes before installation, especially for listings marked except high altitude. This part cross-references Standard Ignition (e.g., S-767, S-773) for the same application.\u003c\/p\u003e\u003cp\u003eMelling states that its stock replacement camshafts are developed, engineered, tested, and manufactured to high standards using quality materials. Made in the USA.\u003c\/p\u003e","brand":"BCBC","offers":[{"title":"Default Title","offer_id":53721587220661,"sku":"BCBC-SYB-21","price":144.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_SYB21_Ang.jpg?v=1794125106","url":"https:\/\/www.partcatalog.com\/products\/bcbc-syb-21-engine-camshaft","provider":"PartCatalog","version":"1.0","type":"link"}