{"product_id":"258mm-pro-series-torque-converter-for-4r100-e4od","title":"258mm Pro Series Torque Converter for 4R100\/E4OD","description":"The Circle D Specialties 258mm Pro Series 4R100\/E4OD Torque Converter is engineered to enhance the performance of Ford transmissions, particularly for applications like the turbo Lightning where improved launch is critical. Its 10 1\/4\" core size facilitates a quicker launch while maintaining efficient top-end performance.\n\nConstructed with a focus on durability and performance, this torque converter boasts 100 square inches of clutch lining for robust Wide Open Throttle (WOT) lock-up. The construction utilizes furnace brazing and meticulous hand TIG welding. Key internal components include Torrington bearings and a billet piston, complemented by a billet front cover for added strength. The flanged style impeller hub enhances anti-flex durability, ensuring reliable operation under demanding conditions.\n\nEach converter is hand-assembled to precise tolerances, resulting in a lightweight yet exceptionally strong unit. Buyers can select from various stall speed options, ranging from 2500 RPM to 3700 RPM, and choose between the 4R100 (6x11.375\") or E4OD (4x11.375\") bolt patterns. Additionally, options for a mechanical diode sprag are available for enhanced performance characteristics.\n\nDue to the custom nature of this product, it is custom manufactured with a production time of 5-6 weeks.","brand":"Circle","offers":[{"title":"Default Title","offer_id":52687385821496,"sku":"31-13-05","price":1499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/660685050.webp?v=1784883533","url":"https:\/\/store.motormia.co\/products\/258mm-pro-series-torque-converter-for-4r100-e4od","provider":"MOTORMIA","version":"1.0","type":"link"}