The tool T40369 is necessary for reliably installing the piston in the cylinder head.
The high quality of the surface on the inside of the funnel protects the delicate 3-part oil scraper rings of the piston from damage during assembly.
dedicated to providing our customers with highest quality, OEM tools and parts for BMW, AUDI, VW, Porsche and other European cars.
We strive to provide the best customer service possible, no excuses.