{"product_id":"ati-super-damper-standard-harmonic-balancers-ati918911","title":"ATI Super Damper SFI 18.1 Harmonic Balancer - 6.325 in OD - Black Oxide - 28 oz External Balance - Small Block Ford 918911","description":"DAMPER - 6.325 - ST - FORD SB V8 - 28.2 EXT BAL - 4 BOLT OEM - 4 IN LONG - B TIMING\u003cbr\u003e\u003cbr\u003ePatented ATI Super Damper standard harmonic balancers are the only crankshaft dampers designed exclusively for high performance engines. Inner and outer shells are available in aluminum or steel, and contain a steel inertia weight. The inertia weights have six (2-ring design) or eight (3-ring design) computer-machined grooves to retain the proper durometer O-rings (dyno tested for each application). Whether you race or just drive on the street, ATI harmonic balancers are the perfect choice. \u003cbr\u003e \u003cbr\u003eFeatures include: \u003cbr\u003e \u003cbr\u003e* Eliminates torsional crankshaft vibrations \u003cbr\u003e* Exceeds SFI 18.1 specs \u003cbr\u003e* Black zinc chromate finished \u003cbr\u003e* OEM equipment on a variety of crate engines \u003cbr\u003e* Tunable, rebuildable, and extremely efficient at all rpm \u003cbr\u003e* Laser-engraved 360 degree timing marks \u003cbr\u003e* Supercharger and power steering drive pulleys available for some applications \u003cbr\u003e","brand":"ATI Performance Products","offers":[{"title":"Default Title","offer_id":49263469887715,"sku":"ATI-918911","price":1049.7,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0660\/0821\/9875\/files\/2f30d3bd70b34b709e7b5d09b62ded2d_9158ad5e-420c-4c27-b937-c0987890d88a.jpg?v=1782260460","url":"https:\/\/fastlanespares.co.nz\/products\/ati-super-damper-standard-harmonic-balancers-ati918911","provider":"Fast Lane Spares","version":"1.0","type":"link"}