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All sorted was a cracked liner

Hi there all newbie to forum hope you can help .
I’ve got a 1999 R6 5EB that I think has a cracked liner in cylinder no.1 . If I remove spark plug fro…login to view the rest of this post

S J Motorcycles SJM YouTube channel . Yamaha r6 5eb to 5sl conversion.

The r6 I have has the dreaded cracked liner …login to view the rest of this post

A lot of 5eb engines have had the bottom ends off 5sl put onto them, stops the cracked liner issues . Not a straight swap over and the price of the…login to view the rest of this post

Everything looks like a cracked liner (technically its a bore as they do not have liners). An outside chance it could be a burnt out valve, head gask…login to view the rest of this post

We have been repairing the first generation R1 and R6 engine blocks for several years now!

These blocks have a thin walled aluminium sleeve which is ca…login to view the rest of this post

Thanks polar I was at a loss , is head off an engine out job.

Hi there all newbie to forum hope you can help .
I’ve got a 1999 R6 5EB that I think has a cracked liner in cylinder no.1 . If I remove spark plug from…login to view the rest of this post

Just saying hi from Ireland

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