89-98 12v Cummins Mahle Big Bowl Piston w/rings & wrist pin

89-98 12v Cummins

This Piston has the "Marine Style Bowl" for a better burn. Large upper ring landing to handle higher heat than the stock piston. Ideal for 155 deg angle injectors and will work fine with the stock 145 deg angle injectors.

Recommended for High Horsepower applications.

 
Unlike other selling this piston, Dieseltuff sells it complete with Piston, Rings and Wrist pin.

Approx 16.6.1 compression.
Available in Std .020", .040"

 

Mahle is the OEM maker of Cummins pistons. 

 Allow a min of 2 weeks for delivery. May be longer, depending on supply times from Mahle.

Related Part Number 1:

 S41518

Material:

Aluminum

Casting Number:

102L37

Maximum Oversize:

.040"
1.00mm

Bore Diameter:

4.016"
102.00mm

Piston Skirt Clearance:

0.0047"

Measure Skirt Clearance At:

0.472 from the bottom of skirt

Piston Pin Diameter:

1.575"
40.00mm

Piston Pin Retention Type:

Floating

Pin Hole Location:

Offset

Head Type Description:

Reentrant Bowl Type Head

Recess Depth:

0.685"

Recess Diameter:

2.520"

Recess Volume:

47.1cc

Compression Height:

Standard

Compression Distance:

2.817"
71.56mm

Compression Ring Groove 1:

3.00mm

Compression Ring Groove 2:

2.40mm

Oil Ring Groove Width 1:

4.00mm

Note 1:

OE casting # 102O18

Note 2:

Keystone Top ring

 

  • Item #: Piston 12v Big Bowl

89-98 12v Cummins Mahle Big Bowl Piston w/rings & wrist pin

Price: $99.00
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