Some test data for this nice micro park jet motor. If you want a bigger parkjet motor I would suggest the 2212-06 from this post.
available from HK: http://www.hobbyking.com/hobbyking/store/uh_viewItem.asp?idproduct=6634&aff=268919
Specifications:
Dimension: 23mm x 24mm
Weight: 25.5g 0.89oz (kv2050) (not including connectors)
Diameter of shaft: 3.0mm(EDF/EDP)
Length of front shaft: 8mm
Dimension: 23mm x 24mm
Weight: 25.5g 0.89oz (kv2050) (not including connectors)
Diameter of shaft: 3.0mm(EDF/EDP)
Length of front shaft: 8mm
Max performance:
Voltage: 10.5v
Current: 11.0A
Prop: 7035 (GWS)
Thrust: 552g
Power: 129W
Test data:
thread on rcgroups: http://www.rcgroups.com/forums/showthread.php?t=813808#post9088385