MAHLE 197952335 MS CAST ALUMINUM PISTON SET WITH RINGS (4.035IN BORE 4.724IN STROKE 7.559OD 1.575 PIN -54.1CC 14.9 CR) FOR 89-98 CUMMINS 5.9L 12V

Product Description

Build durable cylinder pressure and keep oil control tight with the MAHLE 197952335 MS cast aluminum piston set for the 1989–1998 Cummins 5.9L 12-valve (6BT). Sized for a 4.035" bore (+.020") with a 1.575" pin and ~-54.1cc dish, these OE-style cast-performance pistons include a complete ring pack for proven sealing and long service life under towing, work, and street power.

Mahle 197952335 Cummins 5.9 12V pistons with rings, 4.035 bore +.020 over pistons, diesel cast aluminum piston set, 6BT piston kit 7.559 rod 1.575 pin -54.1cc dish 14.9:1 CR, CPP Diesel Mahle pistons 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998, Mahle S42170 ring set included Cummins rebuild parts, Grafal skirt coated pistons Duramax style sealing not applicable

Fitment

• 1989–1993 Dodge D/W 250 & 350 — 5.9L Cummins 12-valve (6BT)
• 1994–1998 Dodge Ram 2500/3500 — 5.9L Cummins 12-valve (P-pump)
• Note: 4.035" indicates +.020" overbore. Confirm machine work, clearances, and ring end-gaps per MAHLE guidance.

Cross-Reference / Alternatives (Mahle on CPP Diesel only)

• MAHLE 930036455 (4.055" bore / +.040")
• MAHLE 224-3523WR (Marine-bowl, STD)
• MAHLE 224-3523WR.020 (Marine-bowl, +.020")
• MAHLE 224-3523WR.040 (Marine-bowl, +.040")
• MAHLE S42170 Ring Set (STD, 5.9L 12V/24V)
• MAHLE S42221 Ring Set (STD, 1989–2002 5.9L)

Notes

File-fit rings to spec. Always measure deck height and gasket thickness to calculate your final compression ratio.

FAQ

Does this kit include rings and pins?

Yes. The 197952335 set is supplied with a full ring pack plus pins and clips as noted on our product page.

What compression ratio should I expect?

With a ~-54.1cc dish and common 12V build assumptions, typical results are ~14.9:1. Measure your build for exact CR.

Will these work for towing and daily driving?

Yes—this is an OE-style cast-performance piston designed for reliability under heat and load in street/work builds.

Specifications for Mahle 197952335