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View Full Version : need 400 ex complete engine



jtwithartistic
03-09-2008, 03:03 PM
Im interested in a bolt up ready to go 400ex engine in good running and reliable condition. Please email me with pics and info. I just found this site through google and dont really know how to use it so please email at jtwithartisticlc@yahoo.com

mxpimp2000
03-13-2008, 01:28 AM
i have a fresh 400ex motor bored to 426 and everything and i mean all is new trans and all has wiseco crank,hinson clutches,hot cam stage2,new rocker arms,new cam chain, 12:1 high compression piston,crf 450 carbueator,shaved flywheel,advanced timing key, engine is very strong and reliable dont really want to sell but i was thinkin bout a hybrid conversion so if i got a good offer on my engine id swap them out ive just spent 1,456.00 on the complete engine gettin redone with reciepts, let me know ur offer and ill see what i think i havent rode it but maybe 20 mins since i got it back today thanks

UNBROKEN
03-13-2008, 05:11 PM
mxpimp2000 : how do u know its reliable and youve only ran it for 20 min and 12/1 piston and the timing advance key must put out some serious heat , wut octane are u runnning in her

mxpimp2000
03-13-2008, 10:15 PM
because before i redone the engine i had ran it for awhile and it pulls faster harder than a 450 no kidding i beat all my buddies on their 450's yamahas and hondas with mods its the fastest 400 i ever rode i run 93 and 110 mixed when i ride and striaght 110 on race days but it dosent get hott i run 20w-50 castrol oil in it so the cam and rockers have good lubrication its very strong bike i wouldnt be disappointed if i didnt sell it lol just if ur interested let me know thanks