Hi, So I scaled the float arm tab back a bit to lower the fuel level in the carb to no avail. (still too rich is seems) So now I'm going off on another line of inquiry, timing. I realized that the engine ran fine for the most part before we replaced the crank seals, and has ran terrible since then. ...

Hi, So I got to thinking about this issue one sleepless night and discovered the following, the float setup that was in the carb had the fuel level too low. Tonight I adjusted it according to the manual, and now I'm back to being too rich. I'm planning on adjusting the float arms a bit more to see w...

Hi, When we got the sled, it had good compression (we have a compression gauge and it was within the specs in the manual [110 psi I do believe]). We had it completely torn apart down to the crankshaft. My brother was the one doing that bit of work and he also was the one who bought the kit so I can'...

Hello, Last fall, My brother got a 340 trailfire. It ran well but not for more than a minute. Through advice from a guy in the area, we determined that the engine seals were bad. So we redid all the engine seals and gaskets. Got it all back together and it ran for a bit, then it seemed to run rich a...