head

Billet WDK heads Comes with two sets of domes 87mm 33cc’s 87mm 38cc’s No O-rings Light scuffs from previous owner, never ran them personally 250 shipped domestic

has anyone had issues with sbt head gaskets? specifically for 61x motors? ive put 2 down so far and they both have leaked water out of the side of the head within 5 minutes of riding. im 95% sure i am installing it properly, lap head and bock till flat. use new gasket, torque in two stages...

I'm in search of a 650sx head, stock or aftermarket.

I've looked through the forums and cant find any solid numbers on this. I bought a used riva head with 31cc domes for my 701 (61x). That would make 110 comp if using the head orings. I need to run pump gas (91 ethanol free usually). Could I run an OEM gasket (.050" thickness) with the riva head...