- stock #beautiful 2003 black thunder 430gt powered by triple mercury racing 500 hp engines! includes 2020 manning triple axle trailer!if you are in the market for a high performance boat, look no further than this 2003 black thunder 430gt, priced right at $139,000 (offers encouraged). this vessel is located in el lago, texas and is in good condition. she is also equipped with triple mercruiser engines.
Black Thunder
430gt
High performance
2003
Used
Power