Crankshaft main bearing set. Supports the crankshaft in the block and carries the main load of every combustion event.
Application: Nissan 4 1991-2488cc SD20-SD251980-87.
0.50mm Undersize. For a crankshaft that has been reground 0.50mm below standard. Measure your journals before ordering — fitting an undersize set to a standard crank will leave the clearance far too tight.
ACL part number: 5M1369-.50
Genuine ACL, supplied in New Zealand by Drift Spec. Not in stock? It can still be ordered — we bring it in.