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Cummins Service Products Catalog – Tool ST 933Injector Cup Wrench

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Engine Family: C & J, NH

These special injector cup wrenches are used on older model injectors (1 piece cup) prior to the PTD (2 piece cup). These special sockets are used to remove or torque the injector cups. A ½ inch drive torque wrench is required.

Part No. Description
ST 933 Injector Cup Wrench (H, NH, V12, V6-200/V8-265 V8-300/VT8-430 (1 in. x 6 Spline))
ST 934  Injector Cup Wrench (C & J, V6-140/V8-185 (7/8 in. x 6 Spline))
Last Modified:  30-Jul-2003
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