All Balls Engine Main Bearing Kit 24-1078

Details

Contains right and left crankshaft bearings (contains outer seals for all 2-stroke engines). Either Koyo or Nachi Bearings (precision Japanese crank bearings)Reduce crank pin wear with our crank seals! Our seals are designed with a carbon/fluorocarbon sealing lip to reduce dry start friction Quality design and construction of every All Balls piece meets the toughest standards and conditions – from daily commuting to full-on racing all older bearing and seal designs are upgraded to the best and latest specs and designs. Fits: Polaris BIG BOSS 250 6×6 1993 TRAIL BLAZER 250 1993-1998 TRAIL BOSS 250 (2WD) 1996-1998 TRAIL BOSS 250 2×4 1993-1995 TRAIL BOSS 250 4×4 1993