Hodgson has failed to recover from a hamstring injury, which saw the fullback leave the field prematurely for Warrington against Leeds.
Shannon McDonnell will directly replace Hodgson, while Sia Soliola moves from the second row to the centres to replace Sa.
David Fa’alogo, who was originally brought into the squad as 18th man, will start at loose forward. while Trent Waterhouse will occupy Soliola’s original second row spot.
With four matches under the Friday night lights, Round 7's tip is a 9/2 treble.
Forty-20 editor-at-large Tony Hannan dons his flowery Top Gear shirt for a couple of laps around the rugby league circuit.
New Widnes academy coach Brett Hodgson is looking forward to developing players who are ready to step straight into the Vikings' first team.
The New Zealand Rugby League has revealed that the national team will wear a specially designed shirt for this year's Anzac Test against Australia.
Workington were beaten 74-6 at Bradford in the Challenge Cup last week but coach Phil Veivers is expecting a better performance from his team.