{"product_id":"je-pistons-311903l-chevrolet-ls7-4-128-in-bore-piston","title":"JE Pistons 311903L - - Chevrolet, LS7, 4.128 in. Bore, Piston","description":"\u003cp\u003eJE Pistons 311903L - - Chevrolet, LS7, 4.128 in. Bore, Piston\u003c\/p\u003e\u003cp\u003ePiston Single, 2618, Flat Top, 4.128 Bore, 1.163 CD, 0.927 Pin, Set of 1.\u003c\/p\u003e\u003cp\u003eJE, Chevrolet, LS7, 4.127 in. Bore, 1.163 CD, Flat Top, Left Piston\u003c\/p\u003e\u003cp\u003eAs the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for domestic applications. Engineered, forged and machined 100% in the USA, JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From dirt track to drag strip, JE Pistons? performance is proven in victory lane time and time again. Equip your engine with the best in forged pistons.\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003cul\u003e\n\u003cli\u003eForged in the USA using 2618 aluminum, yielding high tensile strength needed for high-demand performance applications\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for each engine and use application to provide optimized performance durability\u003c\/li\u003e\n\u003cli\u003eProprietary Forged Side Relief (FSR) forging design minimizes friction and power loss with reduced skirt width and saves additional weight with a shorter wrist pin\u003c\/li\u003e\n\u003cli\u003eSkirt coating (depending on application) reduces friction and wear on piston skirts and cylinder walls while simultaneously reducing operating noise\u003c\/li\u003e\n\u003cli\u003eAccumulator groove (depending on application) helps reduce pressure from combustion gases, reducing ring fluttering and improving ring seal for consistent power\u003c\/li\u003e\n\u003cli\u003eMade 100% in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAdd-On\u003c\/strong\u003e: \u003cspan\u003eJG31F8-4125-2\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAdd-On\u003c\/strong\u003e: \u003cspan\u003e927-2250-15-51C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAdd-On\u003c\/strong\u003e: \u003cspan\u003e927-073-MW\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBore Diameter - Web\u003c\/strong\u003e: \u003cspan\u003e4.1275 IN\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eBore Diameter\u003c\/strong\u003e: \u003cspan\u003e4.1275\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCategory Hierarchy\u003c\/strong\u003e: \u003cspan\u003eAuto\u0026gt;JE Pistons\u0026gt;Single Replacement Pistons\u0026gt;Domestic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCompression Height\u003c\/strong\u003e: \u003cspan\u003e1.163\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCompression Ratio\u003c\/strong\u003e: \u003cspan\u003e11.70:1 \/ 70.00 CC Head\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eConnecting Rod Length\u003c\/strong\u003e: \u003cspan\u003e6.077\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eCylinder Head\u003c\/strong\u003e: \u003cspan\u003eGM LS7 \/ LSX 12 DEG\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eDeck Height\u003c\/strong\u003e: \u003cspan\u003e9.240\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine - Web\u003c\/strong\u003e: \u003cspan\u003eLS7\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Displacement\u003c\/strong\u003e: \u003cspan\u003e428\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Family\u003c\/strong\u003e: \u003cspan\u003eLS\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Stroke\u003c\/strong\u003e: \u003cspan\u003e4.000\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine Type\u003c\/strong\u003e: \u003cspan\u003eICE\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEngine\u003c\/strong\u003e: \u003cspan\u003eLS7\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eForging Type\u003c\/strong\u003e: \u003cspan\u003eFSR\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eIndustry\u003c\/strong\u003e: \u003cspan\u003eAutomotive\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMake - Web\u003c\/strong\u003e: \u003cspan\u003eChevrolet\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMake\u003c\/strong\u003e: \u003cspan\u003eChevrolet\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOEM Bore Diameter\u003c\/strong\u003e: \u003cspan\u003e4.125\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOil Ring Thickness\u003c\/strong\u003e: \u003cspan\u003e0.1175\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOut of Stock Message\u003c\/strong\u003e: \u003cspan\u003ePlease Allow Approximately 3 Weeks or Less for Shipping\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOversized Amount\u003c\/strong\u003e: \u003cspan\u003e0.003\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOversized\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Average Weight\u003c\/strong\u003e: \u003cspan\u003e432\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Head Type\u003c\/strong\u003e: \u003cspan\u003eFlat\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Material\u003c\/strong\u003e: \u003cspan\u003e2618\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Orientation\u003c\/strong\u003e: \u003cspan\u003eLeft\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Quantity\u003c\/strong\u003e: \u003cspan\u003e1\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Series\u003c\/strong\u003e: \u003cspan\u003eJE Pistons\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Sub-Series\u003c\/strong\u003e: \u003cspan\u003eLS7 Flat Top\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePiston Volume\u003c\/strong\u003e: \u003cspan\u003e-2.00\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003ePro Seal Head Gasket\u003c\/strong\u003e: \u003cspan\u003eGM1021-051\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Market\u003c\/strong\u003e: \u003cspan\u003eDomestic\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: \u003cspan\u003eEngine Piston\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRing Set - Recommended\u003c\/strong\u003e: \u003cspan\u003eJG31F8-4125-2\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRing Set Included\u003c\/strong\u003e: \u003cspan\u003eNo\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eRing Set Thickness\u003c\/strong\u003e: \u003cspan\u003e1.20 MM x 1.50 MM x 3.00 MM\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSecond Compression Ring Thickness\u003c\/strong\u003e: \u003cspan\u003e0.0600\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTitle - Web\u003c\/strong\u003e: \u003cspan\u003eJE Pistons Chevrolet LS7 Piston - 4.128 in. Bore - 1.163 in. CH, -2.00 CC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTop Compression Ring Thickness\u003c\/strong\u003e: \u003cspan\u003e0.0480\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Length\u003c\/strong\u003e: \u003cspan\u003e2.250\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Material\u003c\/strong\u003e: \u003cspan\u003e5115 Low Carbon Steel, Case Hardened\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Outer Diameter\u003c\/strong\u003e: \u003cspan\u003e0.927\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Part Number\u003c\/strong\u003e: \u003cspan\u003e927-2250-15-51C\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Retainer Included\u003c\/strong\u003e: \u003cspan\u003eYes\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Retainer Part Number\u003c\/strong\u003e: \u003cspan\u003e927-073-MW\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eWrist Pin Wall Thickness\u003c\/strong\u003e: \u003cspan\u003e0.150\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"JE Pistons","offers":[{"title":"Default Title","offer_id":51314083004694,"sku":"BHXG-311903L","price":213.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0930\/0878\/9782\/files\/0_jep-piston-47-025-fro_2000x2000_normalized_04ac31e9-37e8-4d26-82a0-1c45585cdab2.jpg?v=1778752819","url":"https:\/\/www.cspracing.com\/products\/je-pistons-311903l-chevrolet-ls7-4-128-in-bore-piston","provider":"Complete Street Performance","version":"1.0","type":"link"}