MPU 6050 Breakout board [HELP]

Using Arduino Sensors
14

I think you need to edit the wire library to remove the use of internal pullups.

comment out lines 76 and 77 in twi.c

// activate internal pullups for twi.
digitalWrite(SDA, 1);
digitalWrite(SCL, 1);

then you should see the pin voltage closer to 3.3v.