{"product_id":"pontia-326-455-engines-cylinder-heads-ede60609","title":"Performer RPM Bare Cylinder Head \u003cbr\u003e Pontia 326-455£¨5.3-7.4L) Engines","description":"\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003eThe Edelbrock 60609 Performer RPM CNC Bare 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 60609 Performer RPM CNC cylinder head is patterned after the same port flange configuration as the 1969-1970 Ram-Air IV Pontiac Cylinder Head.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecifics and Features:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cli\u003eCNC Ported: Yes\u003c\/li\u003e\n\u003cli\u003eConstruction Type: Bare\u003c\/li\u003e\n\u003cli\u003eDeck Thickness: 0.625 IN\u003c\/li\u003e\n\u003cli\u003eEGR Port: Yes\u003c\/li\u003e\n\u003cli\u003eExhaust Port Location: Standard\u003c\/li\u003e\n\u003cli\u003eExhaust Runner Volume: 175 CCM\u003c\/li\u003e\n\u003cli\u003eFamily: Performer RPM\u003c\/li\u003e\n\u003cli\u003eGuide Material: Manganese Bronze\u003c\/li\u003e\n\u003cli\u003eGuide Plate Material: Hardened Steel\u003c\/li\u003e\n\u003cli\u003eHorsepower: 450-600 HJ\u003c\/li\u003e\n\u003cli\u003eQuantity: Sold Individually\u003c\/li\u003e\n\u003cli\u003eRetainer Included: No\u003c\/li\u003e\n\u003cli\u003eSeat Angle: Exhaust 45 deg\/Intake 45 DD\u003c\/li\u003e\n\u003cli\u003eSeat Material: Ductile Iron\u003c\/li\u003e\n\u003cli\u003eSeries: Performer RPM\u003c\/li\u003e\n\u003cli\u003eValve Angle: 14 DD\u003c\/li\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Includes:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cli\u003eEdelbrock Pontiac Cylinder Head\u003c\/li\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eCompatible With:\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\u003cli\u003e1975 Buick LeSabre\u003c\/li\u003e\n\u003cli\u003e1975 Oldsmobile 98 Delta 88 Custom Cruiser\u003c\/li\u003e\n\u003cli\u003e1962-1978 Pontiac Bonneville Catalina\u003c\/li\u003e\n\u003cli\u003e1967-1979 Pontiac Firebird\u003c\/li\u003e\n\u003cli\u003e1971-1978 Pontiac Grand Safari\u003c\/li\u003e\n\u003cli\u003e1971-1975 Pontiac Grandville\u003c\/li\u003e\n\u003cli\u003e1968-1977 Pontiac LeMans\u003c\/li\u003e\n\u003cli\u003e1964-1973 Pontiac GTO\u003c\/li\u003e\n\u003cli\u003e1962-1966 Pontiac Star Chief\u003c\/li\u003e\n\u003cli\u003e1975-1977 Pontiac Grand LeMans\u003c\/li\u003e\n\u003cli\u003e1962-1977 Pontiac Grand Prix\u003c\/li\u003e\n\u003cli\u003e1966-1974,1976 Pontiac Parisienne Laurentian\u003c\/li\u003e\n\u003cli\u003e1973-1975 Pontiac Grand Am\u003c\/li\u003e\n\u003cli\u003e1967-1970 Pontiac Executive\u003c\/li\u003e\n\u003cli\u003e1968-1970 Pontiac Tempest\u003c\/li\u003e\n\u003cli\u003e1970-1971 Pontiac Acadian\u003c\/li\u003e\n\u003cli\u003e1966-1970 Pontiac Strato-Chief\u003c\/li\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Edelbrock","offers":[{"title":"Default Title","offer_id":52773662949739,"sku":"EDE-60609","price":1073.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1961\/1987\/files\/EDE-60609-1.jpg?v=1768812519","url":"https:\/\/caautoparts.com\/products\/pontia-326-455-engines-cylinder-heads-ede60609","provider":"CA Auto Parts","version":"1.0","type":"link"}