The product featured is a high quality gearbox Oil Seal Set which is custom manufactured for 2000E "Bullet" Ford Cortina Mk1; Ford Cortina Mk1, Ford Lotus Cortina Mk1/2, Ford Escort Twin Cam and Ford Escort RS1600/Mexico Gearbox Types.The package content consists of 1x Mk1 Front Oil Seal, 1x Mk2 Front Oil Seal, 1x Rear Oil Seal Mk3/4/5, 1x Rear Oil Seal. This product fits into 4 speed three rail gearbox. Please note we only use high quality branded bearings ensuring that our products are high in quality and performance.