{"product_id":"dayco-pb81117sc-engine-harmonic-balancer","title":"Dayco PB81117SC Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of Dayco Supercharger Performance Balancer 8 Rib\u003c\/h2\u003e\u003cp\u003eThe Dayco Supercharger Performance Balancer 8 Rib (Part Number PB81117SC) is engineered for precision and durability in high-performance applications. Designed specifically for select Cadillac, Chevrolet, and Pontiac models, this engine harmonic balancer supports optimal engine function and accessory drive efficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Cadillac Caprice and CTS, Chevrolet Corvette, G8, and SS models\u003c\/li\u003e\n\u003cli\u003e9 bolt holes for secure mounting\u003c\/li\u003e\n\u003cli\u003eNeutral counterweight balance with no counterweight\u003c\/li\u003e\n\u003cli\u003eTwo integrated serpentine pulleys with 4 and 8 grooves respectively\u003c\/li\u003e\n\u003cli\u003eSteel outer ring for enhanced durability\u003c\/li\u003e\n\u003cli\u003eIncludes installation instructions for proper setup\u003c\/li\u003e\n\u003cli\u003eTiming marks included for accurate engine timing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: Supercharger Performance Balancer 8 Rib\u003c\/h2\u003e\u003cp\u003eThe Supercharger Performance Balancer 8 Rib line by Dayco is designed to meet the demands of supercharged engines requiring reliable harmonic balancing and accessory drive performance. This product line features balancers with multiple integrated serpentine pulleys, supporting 8-rib belt configurations commonly found in performance and supercharged setups. The PB81117SC model fits within this line, offering a steel outer ring and neutral counterweight balance to maintain engine smoothness without added counterweight mass.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis harmonic balancer features a crank bore diameter of 1.481 inches (37.60 mm) and an overall outside diameter of 7.5 inches (190.50 mm). The balancer’s width measures 3.097 inches (78.65 mm), providing a robust profile for durability. It includes two serpentine pulleys: the first with 4 grooves and a diameter of 7.06 inches (179.3 mm), and the second with 8 grooves and a diameter of 7.327 inches (186.1 mm). The steel outer ring enhances wear resistance, while timing marks assist in precise engine timing adjustments. Note that hardware is not included, but installation instructions are provided.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduces engine vibration by providing harmonic balancing for supercharged engines\u003c\/li\u003e\n\u003cli\u003eSupports accessory drive systems with integrated serpentine pulleys\u003c\/li\u003e\n\u003cli\u003eMaintains accurate engine timing with included timing marks\u003c\/li\u003e\n\u003cli\u003ePrevents premature wear of crankshaft components by neutral counterweight design\u003c\/li\u003e\n\u003cli\u003eCompatible with specific Cadillac, Chevrolet, and Pontiac performance models requiring 8-rib belt configurations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with vehicle make and model before installation\u003c\/li\u003e\n\u003cli\u003eUse provided installation instructions for proper mounting and alignment\u003c\/li\u003e\n\u003cli\u003eVerify timing marks alignment during installation for accurate engine timing\u003c\/li\u003e\n\u003cli\u003eTorque bolts to manufacturer specifications using the 9 bolt holes\u003c\/li\u003e\n\u003cli\u003eHardware is not included; source appropriate bolts and tools separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco’s Supercharger Performance Balancer 8 Rib line is manufactured to meet OEM standards for durability and performance. The PB81117SC part undergoes rigorous quality control to ensure reliable operation in demanding engine environments. Installation instructions are included to support proper fitment and function. Warranty details should be confirmed with the original equipment manufacturer or distributor.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391731007669,"sku":"BJTQ-PB81117SC","price":319.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_PB81117SC_Fro.jpg?v=1774729423","url":"https:\/\/www.partcatalog.com\/products\/dayco-pb81117sc-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}