Sounds like a leakdown test and a compression test are in order. I ran 60+ pulling another Raider from Orlando to Jacksonville. The only thing done to that motor was a rebuilt stock Mikuni.


89 SWB, V-6 5SPD, OME Shocks, 16.5X37's, 2"BL, SR axle, Gen2 brakes, Lincoln w/Superwinch