{"product_id":"hastings-3-7-16-bore-chr-moly-piston-ring-set-070-for-harley-davidson","title":"Hastings, 3-7\/16\" Bore Chr\/Moly Piston Ring Set. +.070\" For Harley Davidson","description":"Std cyl. bore: 3.4375\" (87.312mm). \u003cbr data-mce-fragment=\"1\"\u003e1st ring: 1.6mm. \u003cbr data-mce-fragment=\"1\"\u003e2nd ring: 1.6mm. \u003cbr data-mce-fragment=\"1\"\u003eoil ring: 4.75mm. \u003cbr data-mce-fragment=\"1\"\u003eTech tip: Piston grooves vs piston rings. \u003cbr data-mce-fragment=\"1\"\u003eIt's not difficult to determine if a Hastings piston ring set will fit a certain piston. \u003cbr data-mce-fragment=\"1\"\u003eYou should measure the height of the piston groove in the piston itself. \u003cbr data-mce-fragment=\"1\"\u003eThe 2 top grooves will be for compression rings, the lower groove will be for the oil ring. \u003cbr data-mce-fragment=\"1\"\u003eIn most cases Hastings oil rings are of the low tension 3-piece flex vent type. \u003cbr data-mce-fragment=\"1\"\u003eRing heights are listed for reference. \u003cbr data-mce-fragment=\"1\"\u003eTech tip: Piston oversizes. \u003cbr data-mce-fragment=\"1\"\u003eFor each oversize cylinder diameter will increase with .010\" (0.254mm). \u003cbr data-mce-fragment=\"1\"\u003eThe standard bore of the cylinder is listed for reference. \u003cbr data-mce-fragment=\"1\"\u003e(Tech tip information provided by Hastings Manufacturing Company, Inc.)\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eFits: \u0026gt; 41-E78 1200cc\/74\" B.T. (excl. Flatheads) (NU)","brand":"Hastings","offers":[{"title":"Default Title","offer_id":40438694903893,"sku":"MC908475","price":48.57,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1606\/2595\/products\/908440k_eee7351d-b332-42e1-af3c-d65df15ade99.jpg?v=1669729955","url":"https:\/\/california-motorcycles.com\/products\/hastings-3-7-16-bore-chr-moly-piston-ring-set-070-for-harley-davidson","provider":"California Motorcycles","version":"1.0","type":"link"}