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Aftermarket parts may appear slightly different, including the packaging.

Cummins4BT / 6BTFuel Lines

Cummins 3966864 Fuel Manifold

Compatible With 4BT3.9, 6BT5.9, ISB3.9, ISB6.7, QSB3.9, and QSB4.5 Engines

Genuine Cummins Part

OEM #: 3966864SKU: 3966864
$351.22

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

This is a genuine Cummins Fuel Manifold for 4BT3.9, 6BT5.9, ISB3.9, ISB4.5, ISB6.7, QSB3.9 and QSB4.5 engines.

SKU 3966864
OEM Number 3966864
Part Type Fuel Lines
OEM Brand CUMMINS

Warranty

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Genuine Cummins parts warranty

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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.