Originally Posted by Lech91

Here's my story: i decided over two months ago to dust off my old hpi nitro mt2 car, as any one woul expect it didn't start and i took it to my local dealer who suggested to buy a new engine, i got a new hpi g3.0; he got it installed and broke it in; it was running great until last weekend, the engine overheats and i am having any kind of behavior; first as it overheat it didn't run foward with the engine on and oil began to burn over the engine; i researched this and read that i mus have been running too lean and must have an air leak, so i got RTV and sealed just below tha heatsink, then oil came out of the exhaust tube (where it attaches to the engine) so i sealed it as well; then less oil came from the lower part of the caburetor, so i sealed it as well (just the base, not the needles) i reset the needles back to factory settings since the first overheat; now my engine is sealed, needles reset, but it still overheats, it starts great while its warm, but as soon as i start reving it up it begins stalling, then turns off and doesnt start when i try to turn it on again, also when its very hot i can hear something boiling inside; what would my next move be? I am using 600F resistant (red) RTV, 16% nitro fuel, my old mt2 chassis/servo and remote