1989-1998 Cummins 5.9L 12V Mahle PowerPak Cast Piston & Ring Set - 15.2:1 - 0.040" Over (197952355)
This six-piston kit pairs a 4.055" bore with a early 12-valve marine-style bowl and 0.150" valve pockets. The cast aluminum pistons use short pins and coated skirts. Mahle lists 15.2:1 compression with piston protrusion of 0.019" and a 0.060" x 4.150" head gasket.
Includes
- Set of 6 pistons with Mahle S42170 rings
Specifications:
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Part number: 197952355
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Application / piston design: CUMMINS 5.9L B-Series Cast Performance Pistons - 12V w/ 0.150” deep valve pockets
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Displacement: 366 cu. in.
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Bore: 4.055 in.
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Stroke: 4.724 in.
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Rod length: 7.559 in.
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Compression height: 2.817 in.
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Pin diameter: 1.575 in.
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Crown volume: -54.5cc
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Piston weight: 1172 g
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Compression ratio: 15.2:1
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Piston alloy / material: M174+
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Clearance measuring point: 0.500 in.
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Minimum clearance: 0.0055 in.
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Maximum clearance: 0.0063 in.
Early 12V and marine-style bowl, short pin design, coated skirt - Ring Set (S42170) Included
CR calculated with 0.019” piston protrusion above deck and 0.060 x 4.150” head gasket 7cc
Set of 6 pistons with Mahle S42170 rings
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