Cummins 5.9 Head Gasket Set .020 Oversize – Mahle HS4068B 12 Valve 1989–1998
Cummins 5.9 Head Gasket Set .020 Oversize – Mahle HS4068B 12 Valve 1989–1998
Cummins 5.9 Head Gasket Set .020 Oversize
\nCummins 5.9 head gasket set Mahle HS4068B is designed for 1989–1998 12 valve engines that require additional gasket thickness due to machining. This .020 oversize head gasket helps restore proper sealing and compression when cylinder heads or blocks have been significantly milled.
\nManufactured by Mahle, this gasket set meets OE specifications and uses high-quality materials to ensure durability, proper fitment, and long-lasting sealing performance.
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Fitment
\n1989–1998 Cummins 5.9L 12 valve (6BT) diesel engines
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What’s Included
\nComplete upper engine gasket set
Includes head gasket, intake and exhaust gaskets, valve cover gaskets, and related seals
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Key Features
\n.020" (.50mm) oversize head gasket thickness
Designed for engines with machined heads or decked blocks
OE-quality Mahle construction
Reliable sealing and compression correction
Direct-fit replacement
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Important Notes
\nUse .020 oversize only if the engine has been machined beyond .010
Standard (HS4068) and .010 (HS4068A) options also available