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Hi Graham My thinking was that if the clearance between the cam and carriers was too big the oil might have been escaping and over filling the cambox and then crankcase pressure could cause it to blow. Probably grasping at straws and I agree it will only show up when stripped; I know cam seizures we...
Took my CB350 out for the first time this year and after @4 miles at about 50mph it tightened up and felt like it might have seized. It restarted but was blowing a LOT of smoke out of the cambox breather. Limped it back home and changed bikes and later ( when cold ) put a compression tester on and b...
Update - Had a reply back from Permatex in North Carolina :- Hi Phil. I do not recommend our kit form for this repair. It could dissolve over time and uses fiberglass strands as a backing. Our “putty” style is now safe on up to 10% ethanol gas. Part number for this is 84334. Graham - I had seen the ...
I had tried emailing JB Weld themselves and have just had this response :
Ethanol eventually eats away at all our products.
J-B Weld Support
So back to the drawing board.
Thanks again for the replies,
Thanks for the advice, will go with the JB Weld ( ideally the Tankweld or maybe the Steelstick if easier to get ). Will put a little petrol in once done and see if anything comes out over a week with the tank on the bench.
Hi Has anyone on the Forum experience of using Permatex Fuel Tank Repair Kit or J-B Weld Tankweld Repair Kit with modern fuel containing ethanol ? I have found a pinhole in a steel tank that was lined ( POR-15 ) and painted a year or so ago. Metal around it seems OK and ideally it should be welded o...