{"product_id":"edelbrock-60509","title":"Edelbrock Single Perf Pontiac Semi Finshed Head","description":"\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\u003eGenuine Edelbrock. Part number 60509.\u003c\/p\u003e\u003cp\u003eImported to order from our US supply partner — allow 7-14 days delivery.\u003c\/p\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":62161449353603,"sku":"60509","price":1131.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/6506\/2787\/files\/9abd11dab27780586e247c21f72ef677.jpg?v=1785033672","url":"https:\/\/www.mlperformance.co.uk\/products\/edelbrock-60509","provider":"ML Performance","version":"1.0","type":"link"}