DUALOY Piston Kit (Standard) - 2006-2010 GM 6.6L LBZ LMM Duramax
Part # 7210DKT.STD
Set includes 4 right and 4 left bank pistons. Coated skirts. Iron ring insert in top groove. Keystone top ring.
Dualoy Diesel pistons are cast and machined in-house to maintain the highest level of quality and consistency. Available for most popular diesel light and medium-duty truck applications, and engine codes. All Dualoy pistons feature a high strength top ring carrier to improve strength of the top land, and resistance to the extreme heat of diesel engines. Oil cooling galleries are cast into the pistons, as required depending on the specific application.
Specs:
| Sold As |
Piston Set with Rings |
| Engine Manufacturer |
GM |
| Engine Family |
LBZ LMM Duramax |
| Eng. Disp. In. |
403 |
| Eng. Disp Liters |
6.6 |
| Year Range |
2006-2010 |
| Vin Code |
D, 2, 6 |
| Oe Assembly |
97374384-R, 97374385-L |
| Bore (in) |
4.055 |
| Bore (mm) |
103 |
| Stroke (in) |
3.898 |
| Stroke (mm) |
99.0 |
| Oversized |
No |
| Oversize |
STD |
| Ring Pack |
3.0K, 2.0mm, 3.0mm |
| Top Land |
.394 |
| Pin Number |
7211D-PP |
| Pin Type |
Floating |
| Pin Diameter (in) |
1.358 |
| Pin Diameter (mm) |
34.5 |
| Compression Height IN |
1.96 |
| Compression Height MM |
49.8 |
| Crown (cc) |
+40.4cc |
| Alloy |
332 |
| Compression Ratio |
16.8:1 |
