hello peeps i've been doing work on a friends gp 150 fitting a sip speedo it has an ally 230/225 af rayspeed cylinder , read kit 34 mm carb , i removed the cylinder head so i could make the temp sensor fit and found lots of random pitting in the cylinder there's more of it above the main intake port but not on the edges of the ports there's no signs of detonation on the head or piston crown has anyone come across anything like this before
this scooter is a recent purchase
info and opinions on af rayspeed cylinders
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rosscla
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- Joined: Tue Oct 25, 2011 9:50 pm
- Main scooter: Lambretta
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Possible something's been sucked in and spat out?
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