
- GRAFAL® Anti-Friction Skirt Coating: Features Mahle’s proprietary graphite-impregnated resin coating to dramatically reduce friction, scuffing, drag, and cylinder bore wear.
- Expansion-Controlled Design: Allows for small fitting clearances, which effectively minimizes engine noise and internal wear.
- Compensated Ring Grooves: Ensures optimal ring loading and excellent oil control, leading to reduced oil consumption and lower emissions.
- Lightweight Design: Reduces reciprocating mass, resulting in smoother engine running and quicker engine response while decreasing stress on critical bearings.
- Forged Aluminum Construction: Provides high strength and exceptional thermal stability, making it ideal for the demands of the 7.3L diesel engine.
- OE-Quality Replacement: Meets or exceeds Original Equipment specifications for form, fit, and function, providing a reliable foundation for your rebuild.
- Piston Rings Included: No
- Bore (in.): 4.140 in.
- Bore (mm): 105.156mm
- Stroke: 4.180 in.
- Engine Stroke Type: Stock
- Rod Length: 7.130 in.
- Piston Style: Dish, with no valve reliefs
- Piston Material: Cast aluminum
- Compression Height (in.): 2.142 in.
- Piston Head Volume (cc): +39.59cc
- Wrist Pin Style: Press-fit or floating
- Wrist Pin Retainers Included: Yes
- Wrist Pin Included: Yes
- Pin Diameter (in.): 1.308 in.
- Piston Ring Thickness: 2.00mm x 3.00mm x 3.50mm
- File Fit: No
- Gapless: No
- Remanufactured: No
- Quantity: Sold as a set of 8. Priced Individually.

When undertaking a critical rebuild of your legendary 7.3L Powerstroke engine (1994-2003), the quality of your internal components is non-negotiable. The Mahle 224-3163.030 Pistons Set (8) offers a superior foundation, providing an Original Equipment (OE)-quality replacement that is engineered not just to fit, but to significantly enhance durability and efficiency. Mahle, a world leader in OE piston manufacturing, has crafted this piston with advanced features to address common engine weaknesses, ensuring a quieter, smoother running engine with superior oil control, reduced emissions, and improved response. Choosing this piston set for your engine rebuild means investing in proven engineering that reduces wear and stress on internal components for long-lasting reliability.
GRAFAL® Anti-Friction Skirt Coating: Features Mahle’s proprietary graphite-impregnated resin coating to dramatically reduce friction, scuffing, drag, and cylinder bore wear.
Expansion-Controlled Design: Allows for small fitting clearances, which effectively minimizes engine noise and internal wear.
Compensated Ring Grooves: Ensures optimal ring loading and excellent oil control, leadin[...]
- GRAFAL® Anti-Friction Skirt Coating: Features Mahle’s proprietary graphite-impregnated resin coating to dramatically reduce friction, scuffing, drag, and cylinder bore wear.
- Expansion-Controlled Design: Allows for small fitting clearances, which effectively minimizes engine noise and internal wear.
- Compensated Ring Grooves: Ensures optimal ring loading and excellent oil control, leading to reduced oil consumption and lower emissions.
- Lightweight Design: Reduces reciprocating mass, resulting in smoother engine running and quicker engine response while decreasing stress on critical bearings.
- Forged Aluminum Construction: Provides high strength and exceptional thermal stability, making it ideal for the demands of the 7.3L diesel engine.
- OE-Quality Replacement: Meets or exceeds Original Equipment specifications for form, fit, and function, providing a reliable foundation for your rebuild.
- Piston Rings Included: No
- Bore (in.): 4.140 in.
- Bore (mm): 105.156mm
- Stroke: 4.180 in.
- Engine Stroke Type: Stock
- Rod Length: 7.130 in.
- Piston Style: Dish, with no valve reliefs
- Piston Material: Cast aluminum
- Compression Height (in.): 2.142 in.
- Piston Head Volume (cc): +39.59cc
- Wrist Pin Style: Press-fit or floating
- Wrist Pin Retainers Included: Yes
- Wrist Pin Included: Yes
- Pin Diameter (in.): 1.308 in.
- Piston Ring Thickness: 2.00mm x 3.00mm x 3.50mm
- File Fit: No
- Gapless: No
- Remanufactured: No
- Quantity: Sold as a set of 8. Priced Individually.