{"product_id":"hastings-hastings-3-7-8-chr-moly-piston-ring-set-020","title":"Hastings, 3-7\/8\" chr\/moly piston ring set. +.020\"","description":"\u003cp\u003eReplacement for 99-06 Twin Cam models that are equipped with the 95\" (1550cc) 3-7\/8\" OEM big bore kit. Also fits 07-17 Twin Cam 103\" (1690cc) engine.  Std cyl. bore: 3.875\" (98.425mm).  1st ring: 1.5mm.  2nd ring: 1.5mm.  oil ring: 2.5mm.    Tech tip: Piston grooves vs piston rings.  It''s not difficult to determine if a Hastings piston ring set will fit a certain piston. You should measure the height of the piston groove in the piston itself. The 2 top grooves will be for compression rings; the lower groove will be for the oil ring. In most cases Hastings oil rings are of the low tension 3-piece flex vent type. Ring heights are listed for reference.  Tech tip: Piston oversizes.  For each oversize cylinder diameter will increase with .010\" (0.254mm). The standard bore of the cylinder is listed for reference.  (Information provided by Hastings Manufacturing Company; Inc.)\u003c\/p\u003e","brand":"Hastings","offers":[{"title":"Default Title","offer_id":45134438858821,"sku":"915353","price":299.0,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0617\/4103\/9685\/files\/908440k_5c40593a-8785-4425-a15b-253e1f587134.jpg?v=1781179481","url":"https:\/\/clubstyledubai.com\/ar\/products\/hastings-hastings-3-7-8-chr-moly-piston-ring-set-020","provider":"Clubstyle Dubai","version":"1.0","type":"link"}