All signs point to a power surge for Everett player.

Byline: Scott Hanson

Jul. 17--Matt Mangini knows he is capable of hitting for power.

The Everett third baseman says he just needs the right mechanics to make it happen.

"There are certain things you have to do in the course of a swing that allow you to hit with power," said the left-handed-hitting Mangini, who is batting .276 with two homers in 76 at-bats for the AquaSox. "In my baseball career that is something I've yet to do, but I'm really starting to try to put that into my swing so I will be able to."

At 6 feet 4 and 220 pounds, Mangini looks like a player who should have power. Count the Mariners among those expecting it to happen, as they selected Mangini with their supplemental first-round pick and the No. 52 choice overall.

"Any time you can get a big strong kid who has power from that side of the plate, you've got to feel good," Bob Fontaine, the Mariners' vice president of scouting, said after drafting …