Replacement Supplemental Gasket Set for Cummins ® KT19/KTA38/KTA50/QSK19/QSK38/Q Applications K19 – Step Timing Control (STC) OEM Cross References: 3801895

What’s Included

1 x Supplemental STC Gasket Set

Model: KTTA19

STC Gasket Set Contents:

131026 – Seal-O-Ring

201048 – Gasket, Turbo Oil Drain

201049 – Gasket, Turbo Oil Inlet

3001340 – Seal-O-Ring

3023095 – Washer, Sealing

3023129 – Turbocharger Seal Dust

3043912 – Lock Plate (K19)

3177942 – Gasket, Turbo N14, K, K38, K50

OE Replacement: 3801895

Application & Fitment

• Engine Make: Cummins
• Engine Model / Application: KT/QSK

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• OEM Cross Reference: 3801895
• Interstate-McBee Reference: M-3801895

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.