Refreshing My Cars 45 Year Old Undercoating

My cars undercoating is mostly original from 1974, but I had to repair a few areas that need to be touched up. Watch my technique of cleaning the original, treating the bare metal with epoxy primer, then adding seam sealer, and finally a fresh coat of 2K undercoating.

My TIG welding checklist:
My TIG Welding Course:

Undercoating used:
Seam Sealer Used:
Fusion Brushable from my paint shop

Below is a table of contents of past episodes 1-35. Click the link below for the rest

Intro
Stripped Shell Introduction

1
Drivers Fender Backdate, Unfold short hood edge, Make Signal Box Parts From Flat Sheet

2
Drivers Fender Signal Box, Shape Bottom Portion w/ Bead Roller

3
Drivers Fender Side Patch Panel Hammerform, TIG Weld Signal Housing

4
Drivers Fender TIG Weld Side Patch Panel, Add signal housing triangle piece

5
Passenger Side Fender Backdate, Additional Content From Driver's Side

6
Shorthood to Longhood Conversion, Form Outer Skin Edges And Weld On

7
E Wheel and Form Longhood Inner Skin w/ Handormed Strength Rib

8
TIG Weld Outer and Inner Longhood Extension

9
Longhood Front Seal Custom Bracket

10
Rear Backdate, Remove Rear Impact Bumper and Valence

11
Lead Rear Valence Corners, Rear Latch Panel Backdate

12
Hybrid Steel License Plate panel & Fiberglass Rear Bumper, Custom Panel Brackets

13
Custom Aluminum Rear Bumperettes, Solidworks Design, Cut on CNC machine, Rear Flare Trial Fit

14
Form and TIG Weld Custom Rear Aluminum Bumperettes, Rear Bumper Complete

15
SC to RS Flare Comparison, Photoshop & Sheetmetal Conversion to RS

16
Tack Weld Passenger Side RS Rear Flare, Remove Undercoat, Align Flare

17
Weld Passenger Side Flare, TIG VS MIG, Planishing, Weld Distortion, TIG Arc shots

18
Align Body Panels, Hood gaps, Adjust tub with dumbell, Repair Rocker, gap tool, Windshield fit check

19
Fill 20+ Holes, Mirror, Washer Jets, Rockers, Gas Filler, Antenna,

20
Remove Rear Window without cutting seal, Kick Method

21
Remove Decklid Bumps and adjust Gaps & Fit, Add Weld material to edge

22
Weld Pssgr Fender Support Panel, Lead Hood to Fender Gap, Weld Fender Edge to Reduce Gap

23
Build quality, Improve Panel Fit, Lead Passenger Door Gap, Lead Rocker to fender gap, Drivers Door

24
Drivers Door Alignment, Fill Rust Pits with TIG, Lead Drivers Door Gap, Adjust Front Fender Signal Fit,

25
Discovered Rust in Suspension Pan, Spot Weld Drilling, Tram Guage Mounting Points, cut out pan

26
Suspension Pan Repair, remove suspension, Cut Latch Panel for Oil Cooler, Check Squareness

27
Align and Weld Suspension Pan, Spirit Level to remove twist, Kettle Bell Hits to Tweak Position, Rosette Welds

28
Re-Align Hood/Tub after Suspension Pan Install, Repair rust on gas tank panel,

29
Gas Tank Support Welded In, De-rusted with Electrolysis Bath, Reshaped pan edge, Final welding

30
Simulate Factory Spot Welds, Rosette Plug Welds, Pencil eraser on primer

31
Convert Drivers Side Flare to RS Profile and Repair Rust Damage

32
TIG Weld Drivers Side Flare, Remove Failed Undercoating in Wheel Well, Planish and Metal Finishing

33
Strip Paint from Car and Prep for Epoxy Primer, Strip it disc and paint stripper

34
Epoxy Prime, Project Review and Cost Reveal

35
Rear Coilover Gussetts & X-member strengthening plates, Golf Ball Dimple Dies For Speed Holes,
Insta @ahhgaragetime

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