Cummins Service Products Catalog – Tool 3824278Valve Vacuum Tester – 220 vac, 50/60 hz.

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Engine Family: All

This valve vacuum tester provides all the necessary vacuum cups and seals to determine if valves are properly seated in the cylinder head using vacuum to provide a positive test. Above kits do not include cups and seals for B and C Series.

Ref. No. Part No. Description
3 ST 1257-3  Seal (NH, V903, V28)
6 ST 1257-6  Cup (NH, V903, V28)
8 ST 1257-8  Vacuum Gauge 
9 ST 1257-9  Cup (C & J, Small V)
3 ST 1257-35  Seal (C & J, Small V)
13 ST 1257-13  Toggle Switch 
14 ST 1257-14  Dump Valve 
15 ST 1257-15  Filter Muffler 
16 3376195  Pump/Motor 220V 50/60 hz
38 3376100  Cup (L10)
3 4918803  Seal (L10)
38 3823852  Cup (all K Series)
3 3823853  Seal (all K Series)
38 3823847  Cup (N14)
3 3823848  Seal (N14)
*Not Shown 4918162 cup (QSK23/78)
*Not Shown 4918163 seal (QSK23/78)
*Note: MUST be purchased separately.
4918865 Seal Kit Includes ST 1257-35, 3823853, 4918803 and 3823848, Qty. 2 each. 
Last Modified:  31-Oct-2007