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Thread: 300ex specs

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  1. 09-25-2002, 03:33 PM #1
    gresh
    gresh is offline Member
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    300ex specs

    what is the duration of cam , lobe seperation and lift etc.....
    and what is the stock compression ratio
    at what compression ratio do i have to strat running race gas
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  2. 09-25-2002, 04:17 PM #2
    300EXrider02's Avatar
    300EXrider02
    300EXrider02 is offline Registered User
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    11:1 or at least a start of mix for that
    -99' CR250r -sold
    -02' trx300ex - sold
    -19 ktm690smcr
    -98' trx300fw
    -87' 250x like new, missed the 300
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  3. 09-26-2002, 01:42 AM #3
    2K1 300EX's Avatar
    2K1 300EX
    2K1 300EX is offline Pullin' Hoes
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    stock comp. rat. is 10:1
    2001 300EX

    UNI Air Filter and K&N
    FMF MegaMax II
    w/ oversized header pipe
    FMF Factory 909 Handlebars
    w/ Scott grips
    Choke Removed
    Throttle Adjustment
    Hole in Airbox
    AC front bumper w/ mud screen
    AC 6-pack rack
    AC nerf bars
    Factory 909 red/yellow grips
    yellow shock covers
    FMF bar pad
    Renthal 14 tooth sprocket
    aluminum rear brake resevior
    Moose anodized red handguards
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  4. 09-26-2002, 06:35 AM #4
    not2hi
    not2hi is offline Registered User
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    my understanding is that stock comp is 8.9:1

    ours is a 98...perhaps they changed at some point?
    ~~~~~~~~~~~~~~~~~~~~~~~
    Worlds most expensive 98 300EX, Wiseco 11:1 .040 over, mild cam, Dial-a-jet, Uni Filter, FMF MegaMax II, no limit CDI box, "holy" airbox, 400ex a-arms/shocks, Perma-Cool oil cooler
    ~~~~~~~~~~~~~~~~~~~~~~~
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  5. 09-26-2002, 07:12 AM #5
    43atv
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    stock is 8.9:1
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