Page 10 1986 GasGas Halley restoration
Once all of the clutch, drive shaft, crank and kick start components were removed, this is what was left. Luckily I didn't find any surprises in there and it all seemed in good condition.
1986 GasGas Halley Restoration www.retrotrials.com
Now the splitting of the cases. The blue Hymolar gasket sealer tells me someone has been in there before me.
1986 GasGas Halley Restoration www.retrotrials.com
Once apart I can see the gearbox is perfect whilst the crank is a mess.
1986 GasGas Halley Restoration www.retrotrials.com
An overview of the carnage.
1986 GasGas Halley Restoration www.retrotrials.com
In fact it was the mains bearings that were seized. The crank bearing has no signs of play or pitting.
1986 GasGas Halley Restoration www.retrotrials.com
This is what happens if you thrash a bike all of its life and then leave it out doors for years.
The upper piston ring was snapped.
The upper piston ring was snapped.
1986 GasGas Halley Restoration www.retrotrials.com
|
1986 GasGas Halley Restoration www.retrotrials.com
|
1986 GasGas Halley Restoration www.retrotrials.com
|
Most of the engine components laid out on clean newspaper.
1986 GasGas Halley Restoration www.retrotrials.com