DESCRIPTION
BMW S55 3.0L F80, M3, M4 SINGLE PISTON (197879807) 84.00mm x 32.4mm CH, 89.6mm stroke,144.35mm rod,22mm pin,-10.5cc,325g.
SPECIFICATIONS
| Cubic (in) | 3.0L |
| Bore (in) | 3.307 |
| Bore (mm) | 84.00mm |
| Stroke | 89.6mm |
| Rod Length | 144.35mm |
| Compression Height (in) | 32.4mm |
| Piston Style | Dish, w/ 4 valve reliefs |
| Piston Head Volume (cc) | -10.5cc |
| Piston Mass | 325g |
| Piston Material | Forged, 2618 |
| Pin Diameter (in) | 0.866 |
| Pin Diameter (mm) | 22.0mm |
| Pin Length (in) | 1.969 |
| Pin Length (mm) | 50.0mm |
| Pin Wall Thickness | 0.207 |
| Pin Material | Steel |
| Pin Mass | 108g |
| Pin Style | Floating |
| Piston Included | N |
| Clip Style | Round Wire |
| Clips Included | N |
| Piston Ring Thickness | 1.0mm, 1.2mm, 2.8mm |
| Rings Included | N |
| File Fit | N |
| Top Ring Thickness | 1.0mm |
| Top Ring Material | Stainless Steel |
| Top Ring Facing Material | Gas Nitrided |
| Second Ring Thickness | 1.2mm |
| Second Ring Material | Cast Iron |
| Coating | Phosphate |
| Oil Ring Thickness | 2.8mm |
| Oil Ring Material | Chrome plated stainless steel |
| Oil Ring Tension | Standard |
| Quantity | Sold as a set of 1 |
| Additional Notes | Replacement piston for kit 197879807, bare piston only, components must be ordered separately. |
- MPN:
- 197879807-1
- Proposition 65:
- Y