On my 1992YJ, they are different... two different diameters. You had better check first. The 1992 YJ does seem to have some unusual parts in it, but mine are definitely different.
Turns out the heater core inlet (or outlet, the top one) is larger than the other end by the thermostat. Really weird! But the 5/8ths hose fit both ends.
A forum community dedicated to Jeep Wrangler owners and enthusiasts. Come join the discussion about reviews, performance, trail riding, gear, suspension, tires, classifieds, troubleshooting, maintenance, for all JL, JT, JK, TJ, YJ, and CJ models!
