Item DTZ1340188 has must read information.
: Verify the series of fuel injection pump, this can be determined by looking on the fuel injection pump model plate. (Note: Will have series A, B, C or D marked on the model plate.) The fuel injection pumps must always be replaced with the same series that where originally on the engine. 

DTZ-PUMP, FUEL INJECTION (A)

$856.50
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DTZ1340188

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: 7  : 5  : 5  : 3.2

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EA
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DTZ-PUMP, FUEL INJECTION (A) - DTZ1340188