
The Gates performance timing belt for 1984–1991 BMW 3 Series M20 engines is a direct-fit replacement intended to maintain proper timing drive operation. Manufactured to fit the model range specified, it restores correct belt-driven timing function and helps protect the engine’s valvetrain when installed according to service procedures. Use with recommended tensioners and follow service intervals for reliable operation.
Gates 84-91 BMW 325/e/es/i/iX/is M20 Performance Timing Belt