Rob's WD16H and Big4 Forum

One of first 500 of contract C14498 with leg shields

Rob's WD16H and Big4 Forum
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Repairing engine crankcase lugs

I have a spare engine that has been bashed about a bit. A couple of the crank case lugs (which take the through bolts) are mostly broken away.

Is there a fix for this? I read about 'aluminium solder' (e.g. Lumiweld) but fixing it would need building up a lug and drilling - not just welding a missing bit back on - and I suspect that would need a mould of some sort.

This must be a common problem - especially for bikes without a bash plate.

Are there any ideas or, preferably, experiences out there? I suspect a professional welder is the way to go.

Re: Repairing engine crankcase lugs

You're right a professional welder is the only way to go without terminally damaging the cases. Also you will need someone who has done this sort of thing before. Some machining will also be required.

Re: Repairing engine crankcase lugs

Thanks Keith. That's next project.