BMW E30 M3 S3 2.7L AC Schnitzer Forged Pistons
Spotted in Germany are these BMW E30 M3 S3 2.7L AC Schnitzer Forged Pistons. These 6 pistons include 135mm connecting rods. These were original for a AC Schnitzer S3 with M20 engine and 2.7 displacement. The manufacturer is Mahle. Notice the pistons have a flat bottom , not a curved bottom found in the standard m20 pistons. The pistons were prepared and tested by an engine specialist. The piston ring are mounted.