Main Bearing Set - NISSAN 180SX, S13, Pintara

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Main Bearing Set - STDHX - extra oil clearance set (-0.025mm)
  • High performance Trimetal engine bearings
  • Designed to withstand higher RPM conditions
  • High strength overlay plate with reduced thickness for improved fatigue properties
  • - Hardened steel backs on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.
  • - Increased crush for improved bearing retention
  • - Elimination of flash plating on the back of the bearings to improve heat transfer through the bearings and to maximise the grip between the bearings and its housing.
  • - Increased eccentricity to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
  • - 3/4 grooved Main Bearings to optimise bearing load carrying surface area and oil flow to the conrod bearings.
  • - Tight consistent wall tolerances to help you maintain consistent clearances.
  • - Enlarged ID chamfers on bearing edges where required to accommodate large fillet radius on performance crankshafts