Season 20 Episodes13
Cast1
M
Mark Worman
Himself
Discussion
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.

Dougie and Allysa begin installing a 440 6-pack in a 1970 Road Runner.
Mark Worman
Himself
0 comments
Join the conversation
Share your take and reply to other fans.
No comments yet
Be the first to share your thoughts on this episode.
"Mark Unmuted" is episode 4 of Graveyard Carz season 20. It aired on August 12, 2025.