
Turbo MAP-Ring Tuning With Bullseye and Borowski Race Engines
Bullseye Power tubochargers has developed an adjustable MAP ring (or anti-surge ring) which allows you to fine-tune the compressor map to your application.

Turbo Tuning by MAP Groove Width | Borowski Race Engines
If you are interested in turbos, you want to go fast. Being able to tune a turbo can help you go faster by letting you quickly and easily change the turbo’s behavior to best suit conditions. At Borowski Race Engines, Inc., all our customers want to go fast so we wanted to learn more about...