{"product_id":"tkx-5-speed-transmission-kit","title":"TKX 5-Speed Transmission Kit","description":"The Tremec TKX 5-speed transmission kit is engineered for 1964-1967 GM A-body vehicles, providing a robust upgrade for models like the GTO and Oldsmobile. This transmission boasts a 600 ft-lb constant load rating, making it suitable for street and strip applications and highway cruising. Key internal components include 4616 chromoly gears and shafts, a one-piece countershaft, and brass cage bearings, all contributing to its durability and performance.\n\nThe ProFit TKX installation kit included with this package contains all necessary components for a comprehensive swap. This includes the Tremec TKX transmission, a TREMEC Flip Shifter designed for OE 4-speed shift positions, a 1330 solid yoke, and adapters for both mechanical and electronic speedometers. It also comes with a tunnel patch, reverse light wiring harness, a low-profile ISO-X ballistic mount, a roller steel pilot bearing, and a white shift knob with a 5-speed pattern. Hardware, warranty, and installation instructions are also provided.\n\nThis transmission kit is compatible with any GM 4-speed bell housing and requires a 26-spline clutch disc, which is sold separately. The aluminum case transmission features a 2.87:1 first gear ratio and a 0.64:1 fifth gear overdrive ratio, enhancing both acceleration and fuel efficiency. An optional upgrade to the TKO Extreme is available, increasing the torque capacity to 950 ft-lbs with upgraded components and cryo treatment for high-performance engines.","brand":"1964-67","offers":[{"title":"Default Title","offer_id":52686650310968,"sku":"PKG GTO\/OLDS 67 TKX","price":4199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/658282740.jpg?v=1784875658","url":"https:\/\/store.motormia.co\/products\/tkx-5-speed-transmission-kit","provider":"MOTORMIA","version":"1.0","type":"link"}