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450 cylinder-will it fit?

Posted: Wed Mar 30, 2016 3:23 pm
by momuzik
ok you CRF450 experts, will a 03 cylinder work with a 06 bottom end...thanks in advance

Posted: Wed Mar 30, 2016 6:26 pm
by JimDirt
It should , all cylinders are the same as far as i know , the heads will bolt on but cam decompression systems and towers and have to be swapped as units , and valves are different sizes between years , but yes you can put a 03 cylinder with a 06 bottom end and head , unless there is something i don't know about

You could PM Ken , he can say 100% what will/won't fit , but i am pretty sure you should not have any issues between 02-08 cylinders and cases

Posted: Wed Mar 30, 2016 8:00 pm
by momuzik
ok thanks Jim, much appreciated, that helps alot much appreciated and yes Ken is such a guru (y)