Home/Cummins Parts/M-3966343 Interstate-McBee Cummins B/ISB/QSB Cylinder Head Grade A Gasket
660001X Detroit DIESEL DD15 ENGINE CYLINDER HEAD ASSEMBLY

M-3966343 Interstate-McBee Cummins B/ISB/QSB Cylinder Head Grade A Gasket

Commercial diesel cylinder heads. Match the listed part and engine identifiers before ordering.
Confirm warranty coverageInterstate-McBee
$330.99
In stock — confirm dispatch timing
Secure Checkout Review Return Policy Warranty Details Ask About Same-Day Shipping
Interstate-McBee part #M-3966343
JAK'S Part #JAKS-IMB-M-3966343
Catalog refCUMMINS 3966343
Catalog refIMB M-3966343
Not sure it's the right fit? Call a specialist
(720) 445-6249
Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy
M-3966343 Interstate-McBee Cummins B/ISB/QSB Cylinder Head Grade A Gasket
BrandInterstate-McBee
Part CategoryGaskets & Seals
Sub-TypeGasket

Cylinder Head Grade A Gasket

Fits:

  • CUMMINS B/ISB/QSB

OEM cross-references:

  • CUMMINS 3966343
  • IMB M-3966343

Warranty: 24 months