{"product_id":"enginetech-piston-set-without-rings-for-4-000-inch-bore-engines-1","title":"Enginetech Piston Set Without Rings for 4.000-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)040 is designed for high-performance engine rebuilds, offering reliable fit and durability for your 4.000-inch bore engine. Crafted with precision, these pistons feature matched weights for optimal balance, ensuring smooth operation and reduced vibration during engine operation. The set includes pistons with a compression height of 1.625 inches, tailored for precise compression ratios in various engine configurations. Made from high-quality materials, these pistons are engineered to withstand the rigors of demanding driving conditions and long-term use. Please note, this set does not include piston rings, which can be purchased separately to customize your rebuild process.Enginetech has been a trusted name in engine components since 1982, dedicated to providing high-quality parts for both import and domestic engines. Their pistons are specifically designed for the engine rebuilder, ensuring compatibility, performance, and longevity. The features include a top compression ring thickness of 5\/64 inches, a second compression ring thickness of 5\/64 inches, and an oil ring thickness of 3\/16 inches. The pistons have a piston pin outside diameter of 0.9274 inches, making them suitable for engines requiring precise piston pin fitments. Engineering focus on quality and performance makes these pistons an ideal choice for restoring or upgrading your engine.Whether you are rebuilding a classic or working on a performance upgrade, the Enginetech Piston Set provides the reliability and precision needed for successful engine assembly. Trust in Enginetech's reputation for engineering excellence and customer support to ensure your project meets expectations. These pistons are compatible with a variety of engine configurations, making them a versatile choice for engine builders seeking high-quality components without the need for rings included.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eMatched weights for perfect balance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eTop Compression Ring Thickness: 5\/64 in\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSecond Compression Ring Thickness: 5\/64 in\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eOil Ring Thickness: 3\/16 in\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePiston Pin Outside Diameter: 0.9274 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBore Diameter: 4.000 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompression Height: 1.625 inches\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngine rebuild quality and durability\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eDesigned for import and domestic engines\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEngineered specifically for the rebuilder\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)040\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Number: P5045(4)040\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":47550262214805,"sku":"P5045(4)040","price":144.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0496\/4266\/8181\/files\/P5045_4_5b37d71f-75b1-4060-a737-554dda889650.jpg?v=1783638775","url":"https:\/\/mizumoauto.com\/products\/enginetech-piston-set-without-rings-for-4-000-inch-bore-engines-1","provider":"Mizumo Auto","version":"1.0","type":"link"}