Transfer Pump Blades Stanadyne Roosa Master 20511 For Roosa Master Pumps: DBG JDB DB2 DB4
These Stanadyne Roosa Master transfer pump blades (part 20511) are a direct aftermarket replacement for the blade set used in DBG, JDB, DB2, and DB4 injection pumps. Worn transfer pump blades are a common cause of low transfer pressure and hard starting, so fitting fresh blades during a pump rebuild restores proper fuel delivery.
Fits Roosa Master / Stanadyne pumps: DBG, JDB, DB2, DB4.
OEM reference: 20511.
Backed by US-based shipping and fitment support. Order online today, or contact us to confirm this blade set fits your pump.




































