blocks

Reconditioned Caterpillar Cylinder Blocks:

  • 342nsp casting number 6N5387
  • 3176B casting number 6I0886
  • 3306sp casting numbers 3Y5456, 6N7986
  • 3406A casting number 7N1200
  • 3406B casting number 8N9265, 7E9432
  • 3406C casting number 1527648, 1083918
  • S3408A casting number 7N9683
  • 3408B casting number 1W5080
  • 3176B casting number 6I0886
  • C12 casting number 1280408
  • C15 casting number 1258850
  • 379 casting number 6L2533
  • 398 casting number 5L9549 updated to B model
  • 399 casting number 3N6996 non-welded, no inserts
  • 3508 casting number 2W0003 small main bolts, 2 bolt idler
  • 3508 casting number 7E4638 large main bolts, 2 bolt idler
  • 3516 casting number 1003873 late style block, large main bolts

We also have many non-failed, rebuildable cylinder block cores. Call for availability.