Sand blasting is kinda harsh. Being this is aluminum and not steel. I look into a softer blasting medium like soda etc. Also. I didn't mean to plug up your thread with valve adjustmenting conversations. We just kinda went there...
Sent from my SM-A536V using Tapatalk
__________________
8 3rd gens listed in the build thread (2 are parts mobiles)
Previous Rigs: 90, 91 Camry 82,83, 87 Hilux Pickup
Build Thread:
https://www.toyota-4runner.org/3rd-g...os-builds.html
Brillo's Bucket Fluid Ex changer:
https://www.toyota-4runner.org/3rd-g...ml#post3358086
Sparks Plugs Wire and Coil Information:
https://www.toyota-4runner.org/3rd-g...on-5vz-fe.html