PV question

kostas 100 MPH wheelie popper Posts: 1,219	PV question Mar 22, 2014 18:13:04 GMT 1 Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by kostas on Mar 22, 2014 18:13:04 GMT 1 I'm about to rebore my barrels to 1.25 oversize, do I need to modify the Power valves to keep clearance from the bigger piston? Thanks Kostas

kjellg Weekend rider Posts: 60	PV question Mar 23, 2014 20:09:07 GMT 1 Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by kjellg on Mar 23, 2014 20:09:07 GMT 1 You might also need to modify the cylinder head rdlccrazy.proboards.com/thread/25295/on-bore-head-modifications-needed I have just bored to 65.25, but not assembled yet.