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Genuine Cummins Aftercooler Core for Cummins QSC 8.3 Series Engine (Early Style, 3966698)

100% Genuine SMX Aftercooler Core for Cummins QSC 8.3 Series Engine (3974302, 3966698)

Name: 100% Genuine SMX Aftercooler Core for Cummins QSC 8.3 Series Engine (3974302, 3966698)
Brand: 3966696
SKU: AC-QSCCORE
Availability: InStock

$2,975.00

These cores are built to OEM specifications or better and are manufactured in the USA.

The Early Style, 3974302, 3966698 aftercooler core fits ALL original style (non-MOTA) QSC aftercooler housings and uses a (3) O-Ring design. Aftercoolers of the later design used longer cores and included a spacer ring that uses a (4) O-Ring design. Call if you have questions.

See the product description below to determine which version you have and what parts will be required.

Aftercooler Core: REV 2-12 = PN 3966698, REV 13-15 = PN 3974302