Anyone heard of a Kona Mahia Jet Boat?

[Amm]

Good manufacturer? Bad? About the same? The one I am looking at is a 20 foot and its year is 1979. Here is a picture:
http://media.bonnint.net/slc/187/18732/1873206.JPG?filter=ksl/gallery1

[Konabud]

Here's mine, great all around boat!
http://www.***boat.com/image_center/data/500/3112Kona_with_trailer.JPG