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Thread: engine weight question.

  1. #1
    Join Date
    Jan 2009
    Location
    pittsburgh
    Posts
    2,966

    engine weight question.

    does anyone know what a 400ex engine weighs? thank you.
    If you can't modify it why have it???

  2. #2
    Join Date
    Jan 2006
    Location
    NE, IL. No, not Chicago.
    Posts
    4,473
    an xr400 engine is 84 lbs, so the differences would be in the kick start vs having a starter, and the 400ex has beefier gears. they should be very similar in weight.
    ~Mike~
    2000 Honda 416EX

  3. #3
    Join Date
    May 2008
    Location
    nc
    Posts
    314
    my service manual list the engine dry weight as 41.5kg(91 lbs)
    460ex stroker ,triple rate shocks w/reserves,cfm alum. airbox,denton racing steering stablelizer,big gun over rev rev box, uni filter,stage 3 hotcam,renthal handlebars,msr clutch,full skid plate, pro peg nerf bars,trail tech vapor,fst secondary oil cooler,+1mm kibble white black diamond valves,port and polish,custom seat,maxis razr2 lonestar racing bearing carrier,gt thunder hd studs,barnett clutches and etc 16/38 gearing.sparks 39mm fcr carb.sparks x-6 bigcore exhaust.next mod will be clutches and tires alottttttttttttttttttt of money spent ok new clutches are installed sparks 8-plate system.next tires or more suspension mods
    this ex is getting real expensive
    real quick.but its real fastttttttt
    new sidewinder smart chain 2 and t2 16tooth front sprocket.can u say lifetime warranty on the sprocket.$$$

  4. #4
    Join Date
    Jan 2009
    Location
    pittsburgh
    Posts
    2,966
    thanks again. my EX has been sold so i dont have the manual anymore. i was estimating the weight of the hybrid i am doing.
    If you can't modify it why have it???

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