Product Description
MAHLE 224-3409WR.020 piston with rings for the 1994–2003 Ford 7.3L Power Stroke is an OE-style replacement designed for .020" overbore blocks with a .010" reduced compression height. Built to MAHLE’s stringent specs for durability and sealing, this piston is ideal for stock rebuilds and tow/haul duty.
- Application: 1994–2003 Ford 7.3L Power Stroke diesel
- Oversize: .020" (for overbore applications)
- Compression height: .010" reduced
- Skirt: non-coated
- Sold a set; set of 8 for a complete engine set
- Includes piston rings (installed)
- GTIN/UPC: 027067913388
Fitment
- 1994–2003 Ford trucks and SUVs equipped with the 7.3L Power Stroke diesel.
Cross-Reference & Alternates
- MAHLE MPN: 224-3409WR.020 (.020 over)
- Alternates by size: 224-3409WR (standard), 224-3409WR.010 (.010 over), 224-3409WR.030 (.030 over), 224-3409WR.040 (.040 over)
What’s Included
Set of (8) pistons with rings (.020" over, reduced compression height). Price shown as a set of (8); full engine requires 8.
FAQ
Will this fit my 7.3L Power Stroke?
Yes—fits 1994–2003 7.3L Power Stroke diesel applications.
Is this sold individually or as a set?
It’s priced per piston. Order 8 for a complete engine set.
What machine work is required?
A .020" overbore/hone by a qualified machine shop is required. Verify piston-to-wall clearance per MAHLE specs.
Is the skirt coated?
No—this part uses a non-coated skirt.
What does “.010" reduced compression height” mean?
The piston’s compression height is shortened .010" to accommodate machining while maintaining proper compression with the intended head/gasket combo.
