Since heat is the enemy double so in a rotary i heat insulated the underside of the UIM. As things go for time consumption Polishing is #1 this takes a close 2nd.
Clean the ever living snot out of the UIM get every last piece of grease i can possibly scrub off of it

Start application

Finish
The Fuel system took me a while. I spent to much time cleaning.

Switched to MSD coils for primarys and Escalade coils for secondarys