400,000 miles on the engine? Are the cylinders still round and straight with in- spec piston to cylinder clearance. With that many miles, it deserves a little extra blow by.
400,000 miles on the engine? Are the cylinders still round and straight with in- spec piston to cylinder clearance. With that many miles, it deserves a little extra blow by.
George Ryals
'74 R90S; '66 R50/2; '67 /2 Conv W/SC;'74 R90/6;
'85 R80RT Wreck for parts;'72 FLH; '74 FXE;
'69 BSA 441 Victor Special
They are the Nicacil cylinders, still could see the cross hatching marks so I put in new rings after I gaped them.Originally Posted by GeorgeRyals
Ambassador BMW MOA Ontario Canada
President Niagara BMW Riders #298
Knights of the Roundel #333
1977 R100RS with 516,000 miles
Hi Darryl , just read your post ,not sure about the nic plated cylinders but on the steel ones the rings can be put in upside down? I think this would give you blow bye and crank case pressure ,hope this assists ,Jimmy,going to the laueral highlands this weekend ?
Sent you a private message!
Ambassador BMW MOA Ontario Canada
President Niagara BMW Riders #298
Knights of the Roundel #333
1977 R100RS with 516,000 miles
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