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  1. wrtimmy

    YZ85 front brake swap

    Might have just answered my own question... been Googl'ing for days and haven't found it but may have just now. Yamaha: Front Brake Disc Yamaha YZ450 YZ450F 2003-2010 Dimensions Diameter 250mm Thickness 3mm Bolt Centre 134mm Inside Clearance 118mm Bolt Size 6mm Weight 0.51kg Honda (CRF250R...
  2. wrtimmy

    YZ85 front brake swap

    G'day everyone, I'm looking at doing some further upgrades to my ('04) YZ85 minimotard braking setup. Currently it's got a standard master cylinder, braided line and an EBC 250mm disc. It's not too bad, but definitely lacks power. The master cylinder is a 11mm bore, and is the same used...
  3. wrtimmy

    A question for the smokers (YZ85 porting mods)

    Thanks mate, I race against Ringo :fencing: - he actually raced my bike round before last while I was away and picked up 2x 1st, and 2x 2nds (just after I rebuilt it from a seize/water pump failure, then I go and seize it first round I come back again!). So I know in the right hands it's...
  4. wrtimmy

    A question for the smokers (YZ85 porting mods)

    Thanks for the reply mate. I did consider weights, the CRF150 vs YZ85 isn't much in it. If anything the YZ is a bit lighter, and I've got 5-10kg on the rider also. I was hoping that with the cylinder base already having 0.4mm taken out, that opening up the top of the ports slightly may bring...
  5. wrtimmy

    A question for the smokers (YZ85 porting mods)

    G'day everyone, I've got some questions for the 2 stroke gurus around... I ride a YZ85 mini tard, and the power mods are: barrel has had 0.4mm decked off the base standard head ported and polished exhaust port ported intakes standard cases carb bored out to 28.5mm boyesen reeds HGS...
  6. wrtimmy

    YZ85 12" Mini-Motard Build

    Subscribed! With any luck mate I'll be picking up my YZ tomorrow arvo! Will keep you posted!
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