{"product_id":"edelbrock-olds-head-bolt-kit","title":"Edelbrock Cyl Head Components","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 8558\u003c\/p\u003e\u003cp\u003eThe Edelbrock #8558 bolt kit contain a complete set of the highest quality head bolts and hardened washers available. Cold-formed to ensure molecular integrity and heat treated prior to thread rolling and machining. Reduced diameter bolt heads eliminate the need for valve train removal to facilitate cylinder head re-torqueing. Hardened and parallel-ground washers are included. Rated at 170,000 p.s.i.\u003c\/p\u003e\u003cp\u003eEdelbrock #8558 is a Head Bolt Kit for 1965-76 Oldsmobile 400-425-455 Engines with 60529, 60515, 60519 Cylinder Heads. Complete set of Head Bolts \u0026amp; Washers for a pair of heads.\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":51778381742392,"sku":"E003 8558","price":221.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-184206-5104371-square_72d13df7-9ab2-43d6-84b9-dbec79040147.webp?v=1779468259","url":"https:\/\/store.motormia.co\/products\/edelbrock-olds-head-bolt-kit","provider":"MOTORMIA","version":"1.0","type":"link"}