30-09-2015, 01:31 PM
For the XU10J4RS:
diameter exhaust stems : 30.8
diameter admission stems : 34.2
For the XU10J4R
diameter exhaust stems : 34.7
diameter admission stems : 29.7
And there as 1mm différence between diameter steems enter R and RS
diameter exhaust stems : 30.8
diameter admission stems : 34.2
For the XU10J4R
diameter exhaust stems : 34.7
diameter admission stems : 29.7
And there as 1mm différence between diameter steems enter R and RS