The product featured is a complete high performance rebuild kit and repair solution, for the 2000E "Bullet" Ford Cortina Mk1, Ford Lotus Cortina Mk1/2, Ford Escort Twin Cam and Ford Escort RS1600/Mexico Gearbox Types. This product fits into 4 speed three rail gearbox. The rebuild kit is equipped with the necessary bearings, gaskets and oil seals required to rebuild the unit. The product packaged consists of 1x Constant Mesh (Input Shaft) Pinion Bearing, 1x Main Shaft Front Bearing, 1x Main Shaft Rear Bearing, 1x Lay Shaft, 1x Oil Seal Set, 1x three Rail Gasket Set. Please note we only use high quality branded bearings ensuring that our products are high in quality and performance.