Aviva / KMD FSI Fuel Pump Upgrade. Piston & Cylinder package.
Design changes and improvements to overcome previous challenges in stepped diameter piston pump designs.
Precipitation hardened stainless steel & finish ground surfaces.
Proprietary DLC coating on the piston shaft diameters, Dry-film lubrication coating applied to the cylinder.
Etalon jeweled Micrometer 0.00005"
Laser Micrometer 0.000005"
Digital Surface quality gauge