[stump0331]

alot of people ask about the placement of the egt probe so heres a pic of the general spot to put it for (PRE-TURBO)

 

[stump0331]

i did mine while it was idling with the bits heavily greased, but there are many ways ive heard it done:

getting a small magnet and putting in the hole, a vacum cleaner sealed tightly against the hole, of taking it off completely

 

[Dave]

bump on drillbit size for 1/4 npt thread is it 1/4 drill to just wanna make sure

 

[stump0331]

what is the tap size? 1/4 20

 

[stump0331]

i believe the bits a 7/16

How to Tap NPT Ports