what are these little pipes for on the 1uz

[d.p.n.s]

hi all im putting a 1uz in my e30 race car and was just wondering if anyone can tell me what these little pipes are for ...pretty sure there is one on both sides just under the headers.


thanks for any help

 

[gloverman]

block drains.

 

[4U2QUIK]

coolant drain

 

[d.p.n.s]

thanks for that guys