Quick view Add to Cart Modification of Model RG11870-1 to Model RG11870A1 Centrifugal Water Injection Pump Document Part Number: Service Bulletin No. 1 Number of pages: 6Part Number: Service Bulletin No. 1Revision Date: 31-Aug-1961Description: Mfg By: Lear-Romec MSRP: Was: Now: $15.00