I need to replace the LSD on a 1995 (NA series) MX-5. The original diff was a viscous LSD, and over time has deteriorated as I hear they do. It is now essentially an open diff, if I lift one wheel off ...
Is it possible to improve the fuel consumption (decrease it) in my van by changing the rear differential ratio? I would like to optimize it for low-speed driving about 40 km/h (25 mph). Is it true ...