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Enduro Engine 4 stroke (including EFI & Exhaust) 4 stroke engine, EFI, and exhaust discussion

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Old 04-05-2016, 07:29 AM
krolik_21 krolik_21 is offline
Join Date: Oct 2014
Posts: 8
Default GasGas 450fse 2004 engine rebuild-taiwan parts

Hi. I use my 450 2004 more than 6 years and now cylinder, conrod and piston die.
For rebuilt i use some taiwan parts:

conrod- Roxar ROXS3239-50 euro

cylinder-MOTORiTEC BB DRZ400 94mm-100 euro

piston Wossner 8563D400A-125euro

For better starting used starter motor from honda hornet 600-10euro

Year ago transform starter gear to sprag clutch drz 400-40 euro

Total cost 325 euro for all.
Pictures and some movies soon

Now rebuild is completed and bike have 50 miles

Some pictures:
Piston diferences:
original bore 95mm

Wossner 8563D400A-94mm

original gas gas conrod

engine with new conrod- Roxar ROXS3239

Cylinder gas gas 450 fse

Cylinder motoritec drz 440 94mm big bore
1 and 2 mast be welding and after cylinder skimming by paper 400/2000

Last edited by krolik_21; 04-14-2016 at 11:13 AM.
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Old 04-06-2016, 01:19 PM
icepick icepick is offline
Join Date: Feb 2016
Posts: 14

Nice! Congrats on finding an alternative source for parts. I can't wait to see the pics of the rebuild!
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Old 01-31-2023, 02:21 AM
Turbobusa Turbobusa is offline
Join Date: Jan 2023
Posts: 2
Default Fse 450

Great info, so if i'm right you can use the DRZ 400 cylinder?
so if we order in the DRZ 400 conrod kit, cylinder ans piston we should be ok..
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