1986 Suzuki LS 650 Savage "backfires release gas" Questions

my '86 suzuki savage won't rev up it just back fires my '86 suzuki savage won't rev up it just starts back firing. I've cleaned the carb, petcock, plugs and checked all the wiring, is the ignition ...

...backfires when i release trotle but after a few turn overs it will start again also notice 1 plug is burning black but other 3 burning great this happens 2 to 3 times after toping up gas tank after ...

...the gas tank filler. the bike runs little rich and backfires when the choke is on. if when u throttle it does it take a while for revs to drop wen throttle is released? . . if so u have a broken ...

...release trotle to pull over it backfires but after a few turn over it will start again it will do this 2 to 3 times per tank of gas also notice one plug is running black as for the other 3 burning ...

...release the de-compression lever. Give the throttle a 1/4 turn then let it snap closed. A diaphragm, (Power valve), in the carb gives a shot of gas when this is done. DO NOT do this multiple times ...

...backfires a lot, especially when you release throttle. Second question: You have to rev the engine much higher than I am accustomed to get the bike to take off in first gear; it seems like it is in ...

...release the de-compression lever. Give the throttle a 1/4 turn then let it snap closed. A diaphragm in the carb gives a shot of gas when this is done. DO NOT do this multiple times because you will ...

...release the de-compression lever. Give the throttle a 1/4 turn then let it snap closed. A diaphragm in the carb gives a shot of gas when this is done. DO NOT do this multiple times because you will ...

...release the de-compression lever. Give the throttle a 1/4 turn then let it snap closed. A diaphragm in the carb gives a shot of gas when this is done. DO NOT do this multiple times because you will ...

...release the de-compression lever. Give the throttle a 1/4 turn then let it snap closed. A diaphragm in the carb gives a shot of gas when this is done. DO NOT do this multiple times because you will ...