R5199561 FUEL PUMP right hand. Condition is Remanufactured, no core charge, equivalent to new aftermarket. Compatible With x53, x71, and 8.2 Engines. DETROIT DIESEL 371 FUEL PUMP. DETROIT DIESEL 471 FUEL PUMP. DETROIT DIESEL 671 FUEL PUMP. DETROIT DIESEL 353 FUEL PUMP. DETROIT DIESEL 453 FUEL PUMP. RIGHT HAND INLINE ENGINE. PN: 5199561 or R5199561. RIGHT HAND FUEL PUMP FOR C D MODEL ENGINES. ATTENTION IF YOUR NOT SURE WHAT PUMP YOU NEED DO THIS STAND AT THE REAR OF THE ENGINE LOOKING FORWARD IF THE PUMP IS ON THE RIGHT YOU NEED A RIGHT HAND PUMP IF ITS ON THE LEFT YOU NEED A LEFT HAND PUMP SEE MY OTHER ITEMS FOR LEFT HAND PUMP. THESE PUMPS ARE TESTED FOR FUEL OUTPUT AND LEAK-PROOF. May also fit non-marine detroit diesel, if same model engine.