STANADYNE / ROOSA MASTER 15877 END PLATE

⚙️ STANADYNE / ROOSA MASTER A high quality 2nd hand solution. Genuine Replacement Parts • End Plate 15877 ⚠️ Critical Wear ItemTransfer Pump End Plate 15877 Restore your injection pump's pressure. This is the precision-machined cover for the transfer pump found in legacy Roosa Master and Stanadyne DB, JDB, and DC series fuel injection pumps. Part Number 15877 Material Aluminum  Condition Used Is Your End Plate Worn? The end plate is subject to constant friction from the transfer pump blades. Wear leads to internal pressure loss and common engine issues. 🔍 Common Symptoms Hard Start (Hot)High Prob. Power Loss Under LoadMed Prob. Engine Stalls at IdleHigh Prob. Surging RPMLow Prob. 👀 What to Look For Bad: Deep circular grooves you can catch with a fingernail. Good: Smooth, flat surface (Mirror finish). Compatibility & Fitment ✓ Roosa Master DB SeriesFits most standard DB agricultural and industrial pumps. ✓ Stanadyne JDB & DC SeriesCommon on John Deere 300/400 series engines, Case backhoes, and International Harvester. ✓ Stanadyne DB2 Series (Early Models)Compatible with earlier mechanical light-duty diesel pumps. 💡 Mechanic's Tip: When replacing the 15877 End Plate, always replace the transfer pump blades (vanes) and check the liner. Installing this new plate with old, worn blades can cause rapid premature wear. © 2026 Altamonte Diesel