{"product_id":"dayco-pb1237n-engine-harmonic-balancer","title":"Dayco PB1237N Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of Dayco Premium OEM Replacement Balancer PB1237N\u003c\/h2\u003e\u003cp\u003eThe Dayco Premium OEM Replacement Balancer PB1237N is engineered to meet the precise specifications required for select Buick, Chevrolet, Oldsmobile, and Pontiac models. Designed as an engine harmonic balancer, this component helps maintain engine stability and reduce vibration for smoother operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Buick, Chevrolet, Oldsmobile, and Pontiac vehicles including Camaro, Firebird, Impala, and Bonneville\u003c\/li\u003e\n\u003cli\u003eHub weighted counterbalance for optimized engine performance\u003c\/li\u003e\n\u003cli\u003eIncludes crank trigger\/exciter plate for accurate engine timing\u003c\/li\u003e\n\u003cli\u003eConstructed with a durable cast iron outer ring\u003c\/li\u003e\n\u003cli\u003eFeatures a serpentine pulley with 6 grooves integrated into the balancer\u003c\/li\u003e\n\u003cli\u003eInstallation instructions included for proper fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: Premium OEM Replacement Balancer\u003c\/h2\u003e\u003cp\u003eThe Dayco Premium OEM Replacement Balancer line is designed to provide reliable, direct-fit replacements that meet or exceed original equipment specifications. This product line focuses on delivering components that maintain engine balance and reduce harmonic vibrations, ensuring consistent performance and longevity. The PB1237N model is part of this line, offering precise crank bore dimensions and a hub weighted counterweight to match factory requirements.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThe PB1237N harmonic balancer features a 3-bolt hole configuration and a crank bore diameter of 1.373 inches (34.86 mm). The overall outside diameter measures 7.048 inches (179.00 mm) with a width of 3.323 inches (84.40 mm). The balancer includes one integrated serpentine pulley with 6 grooves and an outside diameter of 6.930 inches (176.00 mm). The outer ring is made from cast iron, providing durability and resistance to wear. Additionally, the balancer includes a crank trigger\/exciter plate but does not come with hardware or a Woodruff key.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduces engine vibration and harmonic imbalance in Buick, Chevrolet, Oldsmobile, and Pontiac engines\u003c\/li\u003e\n\u003cli\u003eRestores proper crankshaft pulley function for serpentine belt systems\u003c\/li\u003e\n\u003cli\u003eHelps prevent premature wear on engine components caused by imbalance\u003c\/li\u003e\n\u003cli\u003eSupports accurate crankshaft position sensing with integrated exciter plate\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged harmonic balancers to maintain engine smoothness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation instructions are included with the PB1237N balancer to assist with proper mounting. Note that hardware is not included, so original bolts or appropriate replacements should be used. Ensure the crank bore and bolt hole pattern match the engine specifications for a secure fit. Proper torque settings should be followed to avoid damage to the balancer or crankshaft. The absence of timing marks means alignment should be verified according to vehicle service manuals.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco's Premium OEM Replacement Balancer line is manufactured to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details are not provided, Dayco products typically come with manufacturer-backed warranties covering defects in materials and workmanship. This balancer is designed to provide consistent operation within OEM tolerances for the listed Buick, Chevrolet, Oldsmobile, and Pontiac models.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391718031541,"sku":"BJTQ-PB1237N","price":126.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_PB1237N_Fro.jpg?v=1774729386","url":"https:\/\/www.partcatalog.com\/products\/dayco-pb1237n-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}