The Cusco Type RS limited-slip differential (LSD) for 1987–1991 Honda Civic EF with B16A engines is a one-way LSD intended to improve traction over an open differential. This Type RS unit suits Civic EF B16A applications and provides enhanced drive control in conditions where limited-slip behavior benefits cornering and traction. Fitment is specific to the listed Civic EF years and engine type.
Cusco 87-91 Honda Civic EF B16A LSD Type-RS 1 Way