{"product_id":"edelbrock-cylinder-head-performer-rpm-cnc-pontiac-1962-1969-455-ci-v8-87-cc-combustion-chamber-1","title":"Edelbrock Cylinder Head Performer RPM CNC Pontiac 1962-1969 455 CI V8 87 cc Combustion Chamber","description":"\u003cp\u003eThe Edelbrock #61525 Performer RPM CNC Cylinder Head has the same specifications as our popular Performer RPM cylinder head for 1962-79 389-455 c.i.d. Pontiac engines, but feature a CNC machined combustion chamber. The CNC machined chamber results in a consistent and precise chamber for improved flow performance. Performer RPM CNC cylinder head is available in two chamber sizes. The 87cc chamber version is ideal for 9.5:1 engines and will deliver excellent street performance on low octane fuel. The Edelbrock #61525 Performer RPM CNC cylinder head is patterned after the same port flange configuration as the 1969-1970 Ram-Air IV Pontiac Cylinder Head.\u003c\/p\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/e167e7ac14c0a8a538569f21da580bcd.PDF\"\u003eInstallation Instructions\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"https:\/\/d32vzsop7y1h3k.cloudfront.net\/a94f98a6cca627bead20d256b78521ca.PDF\"\u003eWarranty\u003c\/a\u003e\u003cbr\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":42839444422761,"sku":"EDE61525","price":1560.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0567\/3949\/6041\/files\/0cdee6f09da0ebcc28b6f9b9f850c085.jpg?v=1769104036","url":"https:\/\/velocityfactor.shop\/products\/edelbrock-cylinder-head-performer-rpm-cnc-pontiac-1962-1969-455-ci-v8-87-cc-combustion-chamber-1","provider":"Velocity Factor","version":"1.0","type":"link"}