Quote:
Originally Posted by Miket The reason Tinka didn't have a problem is because the AK header tank has the breather built in and the pipe goes to an outlet on the top of the Rover SD1 rad. |
The sumo header tank also has a breather pipe built in which goes to the top of the rad, come on Mike, you should know that

I have no cooling/filling problems with my EFI Rover engine so perhaps the mod is only required with that particular inlet manifold/carb set-up

