Seen here is the Air inlet duct into the airbox from the turbo charger. When the port holes are closed, the airbox is airtight.

Date: 2008-01-18
Owner: Jay Balakrishna
Size:
Full size: 1280x851

Photo Properties
Summary  Details
Make NIKON CORPORATION Model NIKON D50
Aperture Value f/3.5 Color Space sRGB
Exposure Program Program Flash Red Eye, Auto-Mode, Return light detected
Metering Mode Multi-Segment Shutter Speed Value 1/60 sec
Digital Zoom Ratio 1 Date/Time 2008 Jan 18 01:06:58 +0000