DESCRIPTION
Mahle MS Piston Set BBF 544ci 4.390in Bore 4.5in Stroke 6.7in Rod 0.990 Pin -8cc 11.1 CR Set of 8
SPECIFICATIONS
| Cubic (in) | 521 |
| Bore (in) | 4.39 |
| Bore (mm) | 111.506 |
| Stroke | 4.3 |
| Rod Length | 6.8 |
| Compression Height (in) | 1.345R |
| Piston Style | Flattop, w/ 2 valve reliefs |
| Piston Head Volume (cc) | -8.4cc |
| Piston Mass | 602g |
| Piston Material | Forged aluminum |
| Pin Diameter (in) | 0.99 |
| Pin Diameter (mm) | 25.146mm |
| Pin Length (in) | 2.52 |
| Pin Length (mm) | 64.0mm |
| Pin Wall Thickness | 0.18 |
| Pin Material | Steel |
| Pin Mass | 148g |
| Pin Style | Floating |
| Piston Included | Y |
| Clip Style | Round Wire |
| Clips Included | Y |
| Piston Ring Thickness | 1.5mm, 1.5mm, 3.0mm |
| Rings Included | Y |
| File Fit | Y |
| Top Ring Thickness | 1.5mm |
| Top Ring Material | Ductile Iron |
| Top Ring Facing Material | Plasma Moly |
| Second Ring Thickness | 1.5mm |
| Second Ring Material | Cast Iron |
| Coating | Phosphate |
| Oil Ring Thickness | 3.0mm |
| Oil Ring Material | Chrome plated stainless steel |
| Oil Ring Tension | Standard |
| Quantity | Sold as a set of 8 |
| Additional Notes | Coatings: Phosphate + Grafal |
- MPN:
- 930022790
- Proposition 65:
- Y