{"product_id":"dorman-594-566-engine-harmonic-balancer","title":"Dorman 594-566 Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of Dorman Engine Harmonic Balancer 594-566\u003c\/h2\u003e\u003cp\u003eThe Dorman 594-566 engine harmonic balancer is designed specifically for Chevrolet Express 3500 and GMC Savana 3500 models. This component plays a critical role in reducing engine vibration and ensuring smooth operation of your vehicle's engine.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 40.6 mm\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 198 mm\u003c\/li\u003e\n\u003cli\u003eSix pulley grooves for serpentine drive belts\u003c\/li\u003e\n\u003cli\u003eSingle mounting hole with 59.2 mm diameter\u003c\/li\u003e\n\u003cli\u003eDepth of 147.5 mm\u003c\/li\u003e\n\u003cli\u003eBlack finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eNo bolt, washer, or center bolt included\u003c\/li\u003e\n\u003cli\u003eNo keyway or degree markings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 594-566 engine harmonic balancer is engineered to meet the specifications required for Chevrolet Express 3500 and GMC Savana 3500 vehicles. Featuring a 40.6 mm inside diameter and a 198 mm outside diameter, this balancer accommodates serpentine drive belts with six pulley grooves. Its single mounting hole, measuring 59.2 mm in diameter, ensures secure attachment to the engine block. The balancer’s depth of 147.5 mm supports proper alignment and fitment within the engine assembly. Finished in black, it offers resistance to corrosion and wear over time. This regular grade harmonic balancer does not include mounting hardware such as bolts or washers, so these must be sourced separately during installation.\u003c\/p\u003e\u003ch2\u003eFunction and Common Applications\u003c\/h2\u003e\u003cp\u003eThis engine harmonic balancer is essential for:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReducing torsional vibration in the crankshaft\u003c\/li\u003e\n\u003cli\u003eProtecting engine components from premature wear\u003c\/li\u003e\n\u003cli\u003eMaintaining proper timing and belt alignment\u003c\/li\u003e\n\u003cli\u003eMinimizing noise and harshness during engine operation\u003c\/li\u003e\n\u003cli\u003eEnsuring longevity of serpentine belt-driven accessories\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 594-566 harmonic balancer on Chevrolet Express 3500 or GMC Savana 3500 models, ensure the following:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVerify the balancer’s inside diameter matches the crankshaft snout\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to press the balancer onto the crankshaft without damage\u003c\/li\u003e\n\u003cli\u003eConfirm the serpentine belt grooves align correctly with the drive belt\u003c\/li\u003e\n\u003cli\u003eSecure the balancer using the correct mounting bolt and torque specifications (not included)\u003c\/li\u003e\n\u003cli\u003eInspect the crankshaft and surrounding components for wear before installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman engine harmonic balancers are manufactured to meet OEM standards for fit, form, and function. While this product does not include mounting hardware, it is built to provide reliable performance for Chevrolet Express 3500 and GMC Savana 3500 vehicles. Warranty coverage details should be confirmed at the point of purchase or through Dorman’s official channels.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44007785332917,"sku":"BKKY-594-566","price":178.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_594566_Fro.jpg?v=1775008585","url":"https:\/\/www.partcatalog.com\/products\/dorman-594-566-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}