I HAVE A 2003 CHAPARRAL 240 SHGNATURE WITH AN VOLVO PENTA 5.0 GXI-B THE PROBLEM IS I START IT IT RUNS FOR 2 TO 3 SEC THEN CUT OFF, IF WE FORCE TO START IT WITH THE THROTTLE I CAN GOT IT TO RUN AN 1600 RPM AND IT RUN GREAT AS SOON AS I TOUCH THE THODDLE I CUT OUT. WE CHANGE THE DISTRIBUTOR AND...