{"product_id":"dayco-pb1190n-engine-harmonic-balancer","title":"Dayco PB1190N Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of Dayco PB1190N Engine Harmonic Balancer\u003c\/h2\u003e\u003cp\u003eThe Dayco Premium OEM Replacement Balancer PB1190N is engineered for reliable performance in a range of GM and related vehicles. Designed to meet OEM specifications, this engine harmonic balancer supports smooth engine operation and accessory drive efficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOverall outside diameter: 195.50 mm (7.697 inches)\u003c\/li\u003e\n\u003cli\u003eGrey iron outer ring for durability\u003c\/li\u003e\n\u003cli\u003eTwo integrated serpentine pulleys with 4 and 6 grooves respectively\u003c\/li\u003e\n\u003cli\u003eNeutral counterweight balance, no counterweight included\u003c\/li\u003e\n\u003cli\u003eCrank bore diameter: 37.60 mm (1.481 inches)\u003c\/li\u003e\n\u003cli\u003eNo crank trigger or exciter plate included\u003c\/li\u003e\n\u003cli\u003eHardware and installation instructions not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Premium OEM Replacement Balancer Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Premium OEM Replacement Balancer line is designed to provide direct-fit replacements that adhere closely to original equipment specifications. This ensures compatibility and performance consistency for vehicles requiring precise harmonic balancing. The PB1190N model is part of this line, offering a balance of durability and fitment accuracy for various GM and related makes.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe PB1190N engine harmonic balancer features a grey iron outer ring that helps dampen engine vibrations and extends component life. It includes two serpentine pulleys—one with 4 grooves and the other with 6 grooves—both measuring 191 mm (7.520 inches) in diameter, designed to drive multiple engine accessories efficiently. The balancer has a neutral counterweight balance, meaning it does not include additional counterweights, suitable for engines that require this specification. The crank bore diameter is precisely 37.60 mm (1.481 inches), ensuring a secure fit on compatible crankshafts. This part does not include a crank trigger or exciter plate, hardware, or installation instructions, so professional installation is recommended.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, and Saab models\u003c\/li\u003e\n\u003cli\u003eCommon fitments include Chevrolet Silverado 1500, GMC Sierra 2500 HD, Cadillac Escalade, Hummer H2, and Isuzu Ascender\u003c\/li\u003e\n\u003cli\u003eCompatible with models such as Chevrolet Avalanche 1500, GMC Yukon XL 2500, and Chevrolet Suburban 3500 HD\u003c\/li\u003e\n\u003cli\u003eDesigned for use in engines requiring a neutral balance harmonic balancer without timing marks or exciter plates\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure crank bore diameter matches 37.60 mm (1.481 inches) for proper fitment\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended due to absence of hardware and instructions\u003c\/li\u003e\n\u003cli\u003eVerify pulley groove counts (4 and 6 grooves) to match accessory belt requirements\u003c\/li\u003e\n\u003cli\u003eCheck for compatibility with vehicle’s harmonic balancer specifications before installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco’s Premium OEM Replacement Balancer line is manufactured to meet or exceed OEM standards for durability and performance. While specific warranty details for part number PB1190N are not provided, Dayco products typically come with a limited warranty against defects in materials and workmanship. For exact warranty terms, consult the product documentation or manufacturer.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391717474485,"sku":"BJTQ-PB1190N","price":118.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_PB1190N_Fro_c2c87ccd-7093-4671-bcd3-c71e5c31d5a7.jpg?v=1774729383","url":"https:\/\/www.partcatalog.com\/products\/dayco-pb1190n-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}