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HomeUpgrade & Repair KitsRepair & Service KitsEnginesEngine Gasket Kits6V-3737: Aftercooler & Lines Install Gasket Kit
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6V-3737: Aftercooler & Lines Install Gasket Kit
6V-3737: Aftercooler & Lines Install Gasket Kit

Aftercooler and Lines Kit

Brand: Cat

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6V-3737: Aftercooler & Lines Install Gasket Kit
6V-3737: Aftercooler & Lines Install Gasket Kit

Aftercooler and Lines Kit

Brand: Cat

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Available Cat Reman parts
The following parts are alternative Cat® Reman
The Cat Reman difference can be found in our commitment to deliver like new quality. From design and engineering to assembly and quality control, our top talent uses state-of-the-art techniques to create our line of over 8,000 Cat Reman products –– all backed by a same-as-new, 12-month Caterpillar Parts Warranty†.

† Limitations may apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.

parts.
The following parts are alternative Cat® Reman
Cat Reman
The Cat Reman difference can be found in our commitment to deliver like new quality. From design and engineering to assembly and quality control, our top talent uses state-of-the-art techniques to create our line of over 8,000 Cat Reman products –– all backed by a same-as-new, 12-month Caterpillar Parts Warranty†.
† Limitations may apply. For complete details about the applicable Caterpillar Limited Warranty, contact an authorized Cat dealer.
parts.
438-0171
438-0171 : GASKET KIT-YM
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Parts included in this kit

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6L-1649: 5.33 x 62.87mm 70A VMQ O-Ring
6L-1649: 5.33 x 62.87mm 70A VMQ O-RingQuantity: 2
6L-6487: 0.8mm Thick Aftercooler Gasket
6L-6487: 0.8mm Thick Aftercooler GasketQuantity: 4
5H-6733: 6.99 x 139.07mm 75A NBR O-Ring
5H-6733: 6.99 x 139.07mm 75A NBR O-RingQuantity: 6
4L-6216: 0.79mm Thick Gasket
4L-6216: 0.79mm Thick GasketQuantity: 2
6L-6489: 1.6mm Thick Aftercooler Flange Gasket
6L-6489: 1.6mm Thick Aftercooler Flange GasketQuantity: 4
9F-4446: 78.74mm Inner Diameter Seal O Ring
9F-4446: 78.74mm Inner Diameter Seal O RingQuantity: 4
2N-5693: Aftercooler Housing Gasket
2N-5693: Aftercooler Housing GasketQuantity: 2
4L-7904: Aftercooler Gasket
4L-7904: Aftercooler GasketQuantity: 2
8M-2331: 0.8mm Thick Flange Gasket
8M-2331: 0.8mm Thick Flange GasketQuantity: 2
2H-2665: 62.87mm Inner Diameter O-Ring Seal
2H-2665: 62.87mm Inner Diameter O-Ring SealQuantity: 8
Showing 1 to 10 of 10
DescriptionSpecificationsCompatible Models
Specifications for part number 6V-3737
Kit Contains: Gaskets, seals
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Compatible Models for part number 6V-3737

GEN SET ENGINE

D399 D379B D398B

MARINE ENGINE

D379A D398A

INDUSTRIAL ENGINE

D398 D379B D398B D399 D379

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KeyKey
Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced

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