Originally Posted by
Hornet600 Hi Neil. I would say that if you have the engine stripped then it makes sense to change the main bearings (£60 approx) this will give you piece of mind. I would also recommend using arp bolts on con rods as you have no idea on history of ones you have. Note there are 3 sizes of piston dia available so you should check what your originals are and what the new ones are. They are easily identified by either a b or c. B is most common and middle sized. I have plenty of info if you require any.
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