{"product_id":"enginetech-es641-premium-engine-camshaft-for-pontiac-vehicles","title":"Enginetech ES641 Premium Engine Camshaft for Pontiac Vehicles","description":"\u003cp\u003eNew Premium Engine Camshaft\n\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe Enginetech ES641 is a high-quality premium engine camshaft designed specifically for classic Pontiac models from 1968 to 1970, including the Pontiac Executive, Tempest, Laurentian, and Parisienne. Crafted from durable cast iron or billet material, this camshaft offers reliable performance and longevity for engine rebuilders seeking to restore or enhance their vehicles. Its precise specifications include a hydraulic lifter type, with exhaust and intake valve lifts of .272 and .404 inches respectively, optimized for smooth operation and power delivery. The camshaft features an exhaust duration at .050 inch lift of 208 degrees and intake duration of 198 degrees, ensuring optimal valve timing for improved engine efficiency. The factory rocker arm ratios are maintained with exhaust and intake valve lifts of .408 and .404 inches, providing a balanced performance suitable for street and moderate performance applications. This camshaft is engineered to fit a range of Pontiac engines from the late 1960s to early 1970s, making it an ideal choice for enthusiasts and rebuilders aiming to preserve the authentic feel of their classic vehicles. With its carefully designed specifications, the ES641 helps achieve improved engine response, power, and efficiency without compromising reliability. Enginetech’s commitment to quality and customer service ensures that this camshaft meets the highest standards for durability and performance, making it a trusted component for your next engine rebuild or upgrade.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eLifter Type: Hydraulic, ensuring smooth operation and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExhaust Valve Lift: .272 inches for optimal exhaust flow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCam Type: Standard (S), suitable for moderate performance builds\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExhaust Valve Lift with Factory Rocker Arm Ratio: .408 inches for balanced performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIntake Valve Lift with Factory Rocker Arm Ratio: .404 inches for efficient intake flow\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExhaust Duration at .050 inch Lift: 208 degrees for improved exhaust scavenging\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eIntake Duration at .050 inch Lift: 198 degrees for enhanced intake efficiency\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned to fit 1968-1970 Pontiac models including Executive, Tempest, Laurentian, and Parisienne\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eFits Following Models:\n\u003cbr\u003e1965 Pontiac Bonneville\n\u003cbr\u003e1965 Pontiac Catalina\n\u003cbr\u003e1965 Pontiac Grand Prix\n\u003cbr\u003e1965 Pontiac GTO\n\u003cbr\u003e1965 Pontiac Star Chief\n\u003cbr\u003e1966 Pontiac Bonneville\n\u003cbr\u003e1966 Pontiac Catalina\n\u003cbr\u003e1966 Pontiac Grand Prix\n\u003cbr\u003e1966 Pontiac GTO\n\u003cbr\u003e1966 Pontiac Star Chief\n\u003cbr\u003e1967 Pontiac Firebird\n\u003cbr\u003e1968 Pontiac Bonneville\n\u003cbr\u003e1968 Pontiac Executive\n\u003cbr\u003e1968 Pontiac Firebird\n\u003cbr\u003e1968 Pontiac GTO\n\u003cbr\u003e1968 Pontiac LeMans\n\u003cbr\u003e1968 Pontiac Tempest\n\u003cbr\u003e1969 Pontiac Bonneville\n\u003cbr\u003e1969 Pontiac Catalina\n\u003cbr\u003e1969 Pontiac Executive\n\u003cbr\u003e1969 Pontiac Firebird\n\u003cbr\u003e1969 Pontiac GTO\n\u003cbr\u003e1969 Pontiac Laurentian\n\u003cbr\u003e1969 Pontiac LeMans\n\u003cbr\u003e1969 Pontiac Parisienne\n\u003cbr\u003e1969 Pontiac Tempest\n\u003cbr\u003e1970 Pontiac Bonneville\n\u003cbr\u003e1970 Pontiac Catalina\n\u003cbr\u003e1970 Pontiac Executive\n\u003cbr\u003e1970 Pontiac Firebird\n\u003cbr\u003e1970 Pontiac GTO\n\u003cbr\u003e1970 Pontiac Laurentian\n\u003cbr\u003e1970 Pontiac LeMans\n\u003cbr\u003e1970 Pontiac Parisienne\n\u003cbr\u003e1970 Pontiac Tempest\n\u003cbr\u003e1971 Pontiac Bonneville\n\u003cbr\u003e1971 Pontiac Catalina\n\u003cbr\u003e1971 Pontiac Firebird\n\u003cbr\u003e1971 Pontiac Grand Prix\n\u003cbr\u003e1971 Pontiac Grand Safari\n\u003cbr\u003e1971 Pontiac Grandville\n\u003cbr\u003e1971 Pontiac GTO\n\u003cbr\u003e1971 Pontiac Laurentian\n\u003cbr\u003e1971 Pontiac LeMans\n\u003cbr\u003e1971 Pontiac Parisienne\n\u003cbr\u003e1971 Pontiac Ventura\n\u003cbr\u003e1972 Pontiac Bonneville\n\u003cbr\u003e1972 Pontiac Catalina\n\u003cbr\u003e1972 Pontiac Firebird\n\u003cbr\u003e1972 Pontiac Grand Prix\n\u003cbr\u003e1972 Pontiac Grand Safari\n\u003cbr\u003e1972 Pontiac Grandville\n\u003cbr\u003e1972 Pontiac GTO\n\u003cbr\u003e1972 Pontiac Laurentian\n\u003cbr\u003e1972 Pontiac LeMans\n\u003cbr\u003e1972 Pontiac Parisienne\n\u003cbr\u003e1972 Pontiac Ventura\n\u003cbr\u003e1973 Pontiac Bonneville\n\u003cbr\u003e1973 Pontiac Catalina\n\u003cbr\u003e1973 Pontiac Firebird\n\u003cbr\u003e1973 Pontiac Grand Am\n\u003cbr\u003e1973 Pontiac Grand Prix\n\u003cbr\u003e1973 Pontiac Grand Safari\n\u003cbr\u003e1973 Pontiac Grandville\n\u003cbr\u003e1973 Pontiac GTO\n\u003cbr\u003e1973 Pontiac Laurentian\n\u003cbr\u003e1973 Pontiac LeMans\n\u003cbr\u003e1973 Pontiac Parisienne\n\u003cbr\u003e1973 Pontiac Ventura\n\u003cbr\u003e1974 Pontiac Bonneville\n\u003cbr\u003e1974 Pontiac Catalina\n\u003cbr\u003e1974 Pontiac Firebird\n\u003cbr\u003e1974 Pontiac Grand Am\n\u003cbr\u003e1974 Pontiac Grand Prix\n\u003cbr\u003e1974 Pontiac Grand Safari\n\u003cbr\u003e1974 Pontiac Grandville\n\u003cbr\u003e1974 Pontiac Laurentian\n\u003cbr\u003e1974 Pontiac LeMans\n\u003cbr\u003e1974 Pontiac Parisienne\n\u003cbr\u003e1974 Pontiac Ventura\n\u003cbr\u003e1975 Buick LeSabre\n\u003cbr\u003e1975 Pontiac Bonneville\n\u003cbr\u003e1975 Pontiac Firebird\n\u003cbr\u003e1975 Pontiac Grand Am\n\u003cbr\u003e1975 Pontiac Grand LeMans\n\u003cbr\u003e1975 Pontiac LeMans\n\u003cbr\u003e1975 Pontiac Ventura\n\u003cbr\u003e1976 Buick LeSabre\n\u003cbr\u003e1976 Pontiac Bonneville\n\u003cbr\u003e1976 Pontiac Catalina\n\u003cbr\u003e1976 Pontiac Firebird\n\u003cbr\u003e1976 Pontiac Grand LeMans\n\u003cbr\u003e1976 Pontiac Grand Prix\n\u003cbr\u003e1976 Pontiac Laurentian\n\u003cbr\u003e1976 Pontiac LeMans\n\u003cbr\u003e1976 Pontiac Parisienne\n\u003cbr\u003e1976 Pontiac Ventura\u003c\/p\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003eFeatures:\u003ctr\u003e\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbdoy\u003e\n\u003ctr\u003e\u003ctd\u003eLifter Type: Hyd\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eExhaust Valve Lift: .272\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCam Type: s\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eExhaust Valve Lift With Factory Rocker Arm Ratio: .408\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eIntake Valve Lift With Factory Rocker Arm Ratio: .404\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eExhaust Duration At .050 Inch Lift: 208\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eIntake Duration At .050 Inch Lift: 198\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eAaiaid Part Number: BBPTES641\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Number: ES641\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eBrand Aaia: BBPT\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbdoy\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"Enginetech","offers":[{"title":"Default Title","offer_id":47550414913685,"sku":"ES641","price":151.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/ES641_1.jpg?v=1783642314","url":"https:\/\/mizumoauto.com\/products\/enginetech-es641-premium-engine-camshaft-for-pontiac-vehicles","provider":"Mizumo Auto","version":"1.0","type":"link"}