View Full Version : 300ex backfiring
future 450?
10-22-2005, 02:09 PM
yesterday i deciced 2 ride fast so i kept it in rev limiter the whole time for lik 5 or 10 minutes nd i started it up 2day nd when i rev up the engine half way it backfires......ne1 kno y?
Honda TRX250ex
10-22-2005, 04:32 PM
Originally posted by future 450?
yesterday i deciced 2 ride fast so i kept it in rev limiter the whole time for lik 5 or 10 minutes nd i started it up 2day nd when i rev up the engine half way it backfires......ne1 kno y?
one question why the hell would you even think about doing that!!!:huh
Blaster x
10-22-2005, 05:20 PM
Originally posted by Honda TRX250ex
one question why the hell would you even think about doing that!!!:huh
Hes right?...why would you?
future 450?
10-22-2005, 05:38 PM
if the top end blew that would giv me an excuse to get hi-comp pistons....nd i didnt even start the quad or anything with a motor since a lil over a month so i got a lil side tracked
Honda TRX250ex
10-22-2005, 09:06 PM
Originally posted by future 450?
if the top end blew that would giv me an excuse to get hi-comp pistons....nd i didnt even start the quad or anything with a motor since a lil over a month so i got a lil side tracked
why not just save up the money and wait till you need a new piston or just add other aftermarket parts on there that dont deal with going into the engine
future 450?
10-22-2005, 10:43 PM
i hav a pipe filter nd pwr jets skid plates tires nerfs nd a sproket nd soon getin that g-force axle nd i dont know wut else to really add
Honda TRX250ex
10-23-2005, 08:20 AM
Originally posted by future 450?
i hav a pipe filter nd pwr jets skid plates tires nerfs nd a sproket nd soon getin that g-force axle nd i dont know wut else to really add
than just wait till you need a pistion the beat the crap out of a 7000$ quad just for a piston it dont make sense
8my_Cash
10-24-2005, 01:36 PM
sounds like someone is a little to rich in the fuel mixture but holding at the rev limiter you might have fried the ringsm are you burnin oil? if not re jet it
future 450?
10-25-2005, 01:13 PM
yea im kinda dumb with this stuff how do i kno if in burnin oil
Honda TRX250ex
10-25-2005, 01:44 PM
Originally posted by future 450?
yea im kinda dumb with this stuff how do i kno if in burnin oil
so you know how to run your quad for 10 mins at the rev limter but you dont know if your quad smokes:rolleyes:
is there blue smoke comming out of your exhaust pipe
yamaharaptor350
10-25-2005, 07:14 PM
is there any oil in the tip of your exhaust while runnin it?? is there oil on the plug??
Honda TRX250ex
10-25-2005, 07:43 PM
is there any oil where its not sppose to be and if you dont know that i will be forced to laugh and flame
future 450?
10-26-2005, 06:43 PM
no bro i didnt mix the gas im runnin it on super nd yea i chekd nd no oil is burnin, nd i dont think i hav fried rings b/c its not giving off excessive smoke jus fire every time i get on the gas nd let off
redrider9045
10-26-2005, 07:05 PM
lol dont keep it in the rev limiter
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