Complete overhaul gasket set illustration – not the actual part
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Complete overhaul gasket set illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Caterpillar3100 SeriesComplete Overhaul

DS-312-6091 Overhaul Gasket Set For 3126 And C7 Caterpillar Engines

OEM #: 3126091SKU: DS3126091
$864.88

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

Non-Returnable

The DS-312-6091 overhaul gasket set can be used in the following Caterpillar engine models:

  • 3126 HEUI with three valves per cylinder head and an engine serial number prefix of 7JZ or 8SZ
  • 3126B HEUI with three valves per cylinder head, a dry flywheel housing and an engine serial number prefix of:
    • 1AJ
    • 5GL
    • 7AS
    • 8YL
    • BKD
  • 3126B industrial with an engine serial number prefix of:
    • BEJ
    • DCD
    • DCS
  • 3126B marine with an engine serial number prefix of 3GS or 9ZF
  • 3126E with three valves per cylinder head, a dry flywheel housing and an engine serial number prefix of:
    • 9SZ
    • CKM
    • CRP
    • DPF
    • G3E
    • HEP
    • LEF
  • C7 marine with an engine serial number prefix of:
    • C7B
    • C7X
    • M7G
SKU DS3126091
OEM Number 3126091
Part Type Gasket Sets, Complete
OEM Brand CATERPILLAR

Aftermarket warranty

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  • Orders are processed the same or next business day
  • Expedited shipping options available at Checkout
  • If same-day shipping is critical, please call to confirm availability

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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.