{"product_id":"serpentine-super-damper-harmonic-balancer","title":"Serpentine Super Damper Harmonic Balancer","description":"The ATI Performance Products 918047 Serpentine Super Damper is a harmonic balancer engineered for high-performance Ford Coyote engines, specifically the 2011+ 5.0L 4v models, including Mustang and F-150 applications. It features a stock-sized ring and uses the same belt as the original equipment, with 6-rib pulleys on both sides.\n\nConstructed from aluminum and steel with a black zinc chromate finish, this damper measures 6.780 inches in diameter and exceeds SFI 18.1 specifications. It is internally balanced and includes laser-engraved 360-degree timing marks for precise engine tuning. The patented design exclusively targets high-RPM performance engines and is known for eliminating torsional crankshaft vibrations, which can help boost horsepower and torque.\n\nThis product is intended FOR CLOSED COURSE COMPETITION USE ONLY and is NOT INTENDED FOR STREET USE. Its sale, use, or installation may also be illegal nationwide under the Federal Clean Air Act. Additionally, it may contain chemicals known to the state of California to cause cancer and birth defects or other reproductive harm.","brand":"ATI Performance","offers":[{"title":"Default Title","offer_id":52687002108216,"sku":"ATI-918047","price":559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/660677136.jpg?v=1784879341","url":"https:\/\/store.motormia.co\/products\/serpentine-super-damper-harmonic-balancer","provider":"MOTORMIA","version":"1.0","type":"link"}