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I have a 99 seadoo gtx rfi and it runs out of the water fine but in the water it will only reach about 3000 rpms I checked the compression and I have 150 on one cylinder and 149 on the other it is firing and getting oil one spark plug is black the other is just oily, the fuel pump work but I don't know if the injectors are working I cleaned them the rectifier is charging but it throws up 12 colt low ,high temp and maintance on info center I just need help the engine is new from SBT put it in in february. I need some advice thanks