{"product_id":"edelbrock-single-perf-pontiac-semi-finshed-head","title":"Edelbrock Single Perf Pontiac Semi Finshed Head","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 60509\u003c\/p\u003e\u003cp\u003eThe Edelbrock #60509 Performer RPM cylinder head is designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head. The Edelbrock #60509 Performer RPM head with the 72cc combustion chamber are for higher compression engines. Performer RPM #60509 is semi-machined and must be finished by a professional cylinder head porter. They include valve guides and seats installed with no intake pushrod holes.\u003c\/p\u003e\u003cp\u003eThe Edelbrock #60509 Performer RPM cylinder heads are designed for outstanding performance gains in 1962-79 389-455 c.i.d. Pontiac engines. They are patterned after the 1969-70 Ram Air IV Pontiac cylinder head.\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":51775282807096,"sku":"E003 60509","price":1100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-58217-5103791-square_a95867e4-ae74-4be2-944a-b0ca6566b47e.webp?v=1779481472","url":"https:\/\/store.motormia.co\/products\/edelbrock-single-perf-pontiac-semi-finshed-head","provider":"MOTORMIA","version":"1.0","type":"link"}