I have a '84 DT 40. I recently bought the boat and motor so i don't know alot of history. The motor seems to run fine at lower speeds 1/2 throttle or less. When i give it full throttle it bogs downs and dies after about 30 seconds. At first i thought it was a fuel problem. I have a new filter...
I recently bopought a boat with a DT40 Suzuki on it. I took it out once and it ran good for a few minutes but as soon as i gave it full throttle it seemed to lose power after about 30 secs. then it would work ok at about 1/4 throttle. it would idle fine but under a heavey load would bog down. i...