{"product_id":"enginetech-p30858030-engine-piston-set-without-rings-for-1970-1974-pontiac-models","title":"Enginetech P3085(8)030 Engine Piston Set Without Rings for 1970-1974 Pontiac Models","description":"\u003cp\u003eEngine Piston Set - without Rings\n\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe Enginetech P3085(8)030 engine piston set is designed for high-performance rebuilds of classic Pontiac models from 1970 to 1974, including the Bonneville, Catalina, and Executive series. Crafted with precision, these pistons deliver reliable power and durability for vintage engine restorations. The set includes matched weights to ensure perfect balance, promoting smooth operation and minimizing vibrations during engine operation. Engineered with high-quality materials, these pistons feature top compression ring thickness of 5\/64 inch, second compression ring thickness of 1\/16 inch, and oil ring thickness of 3\/16 inch, all contributing to efficient sealing and optimal compression. The piston pin has an outside diameter of 0.9805 inches, designed to fit specific engine configurations, while the bore diameter of 4.150 inches ensures proper fitment within the cylinder. The compression height of 1.480 inches makes these pistons suitable for high-performance applications and rebuilds. As part of Enginetech’s extensive product line, the P3085(8)030 is crafted specifically for engine rebuilders seeking quality, reliability, and precise fitment for vintage Pontiac engines. These pistons do not include rings, allowing you to select the appropriate rings based on your rebuild specifications. Trust Enginetech, a family-owned company since 1982, to provide engine components engineered for longevity and performance, backed by excellent customer service and nationwide distribution.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMatched weights for perfect engine balance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTop compression ring thickness: 5\/64 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSecond compression ring thickness: 1\/16 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOil ring thickness: 3\/16 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePiston pin outside diameter: 0.9805 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBore diameter: 4.150 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression height: 1.480 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for 1970-1974 Pontiac engines including Bonneville, Catalina, and Executive series\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eFits Following Models:\n\u003cbr\u003e1970 Pontiac Bonneville\n\u003cbr\u003e1970 Pontiac Catalina\n\u003cbr\u003e1970 Pontiac Executive\n\u003cbr\u003e1970 Pontiac Grand Prix\n\u003cbr\u003e1970 Pontiac GTO\n\u003cbr\u003e1970 Pontiac LeMans\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 LeMans\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 LeMans\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 LeMans\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 LeMans\n\u003cbr\u003e1975 Pontiac Bonneville\n\u003cbr\u003e1975 Pontiac Catalina\n\u003cbr\u003e1975 Pontiac Firebird\n\u003cbr\u003e1975 Pontiac Grand Prix\n\u003cbr\u003e1976 Pontiac Bonneville\n\u003cbr\u003e1976 Pontiac Catalina\n\u003cbr\u003e1976 Pontiac Firebird\n\u003cbr\u003e1976 Pontiac Grand Prix\n\u003cbr\u003e1976 Pontiac LeMans\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\u003eTop Compression Ring Thickness: 5\/64 in\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eSecond Compression Ring Thickness: 1\/16 in\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eOil Ring Thickness: 3\/16 in\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePiston Pin Outside Diameter: 0.9805\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eBore Diameter: 4.150\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCompression Height: 1.480\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eAaiaid Part Number: BBPTP3085(8)030\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Number: P3085(8)030\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":47550276665493,"sku":"P3085(8)030","price":425.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/P3085_8_36fbe954-f207-4d08-8666-315e71f78600.jpg?v=1783639250","url":"https:\/\/mizumoauto.com\/products\/enginetech-p30858030-engine-piston-set-without-rings-for-1970-1974-pontiac-models","provider":"Mizumo Auto","version":"1.0","type":"link"}