2005 Quaife R40 The QUAIFE R40 is the latest model to emerge from RT QUAIFE ENGINEERING LTD, the renowned drive-train firm famous for some of the most innovative, strongest and most reliable gearboxes and differentials on the market. The R40 has been created to celebrate QUAIFE’s 40th birthday. It is available with three engine option packs that range from mild to wild. The R40 is hand-built to the same very high standard set by QUAIFE for all…