289 engine rebuild Teddstms302 May 12, 2017 1965 mustang 289 engine rebuild by TMS Autosports. We increased the fuel and air ratio with changing the carburetor and lower intake manifold to a performance version. Made the car more torque and horsepower with the 600 cfm carb. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related