{"product_id":"enginetech-piston-set-without-rings-for-4-0-inch-bore-engines","title":"Enginetech Piston Set Without Rings for 4.0 Inch Bore Engines","description":"\u003cp\u003eEngine Piston Set - without Rings\n\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe Enginetech Piston Set Part Number P5045(4)020 is designed for high-performance engine rebuilding and repair. Crafted by Enginetech, a trusted name in engine parts since 1982, this piston set offers precision engineering for optimal engine performance. It is suitable for engines with a bore diameter of 4 inches, providing a perfect fit for various import and domestic applications. This set includes matched weights to ensure balanced operation, contributing to smoother engine performance and longevity. The pistons feature a compression height of 1.625 inches, with top and second compression rings each measuring 5\/64 inches in thickness and an oil ring thickness of 3\/16 inches, offering reliable sealing and efficient oil control. The piston pin outside diameter is 0.9274 inches, ensuring a secure fit within the piston assembly. These components are engineered specifically for engine builders seeking quality and precision in their rebuild projects. The set does not include rings, allowing customization based on your specific requirements or preferences. Enginetech's commitment to quality and customer service makes this piston set a dependable choice for professional rebuilders and DIY enthusiasts alike. Whether restoring a classic engine or upgrading a modern powertrain, this piston set provides the durability and performance necessary for demanding applications.\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\u003eDesigned for engines with a 4-inch bore diameter\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression height of 1.625 inches ensures proper piston positioning\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTop and second compression rings are each 5\/64 inches thick\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOil ring thickness of 3\/16 inches for effective oil control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePiston pin outside diameter of 0.9274 inches for secure fit\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered for high-quality performance and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSuitable for both import and domestic engine rebuilds\u003c\/li\u003e\u003c\/ul\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: 5\/64 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: 0.9274\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eBore Diameter: 4.000\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCompression Height: 1.625\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eAaiaid Part Number: BBPTP5045(4)020\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Number: P5045(4)020\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":47550262247573,"sku":"P5045(4)020","price":144.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/P5045_4_173a5a34-e1bd-457e-9b43-2e9397f2af4a.jpg?v=1783638776","url":"https:\/\/mizumoauto.com\/products\/enginetech-piston-set-without-rings-for-4-0-inch-bore-engines","provider":"Mizumo Auto","version":"1.0","type":"link"}