Forum Discussion

Abrams1's avatar
Abrams1
Explorer
Feb 15, 2022

2022 Tiffin Open Road, Ford 7.3L V8. Exhaust system too hot

After 6000 miles on new 2022 Class A with Ford 7.3L V8 happened to notice melted wire loom, scorched and heat damaged electrical conduits and scorched aluminum faced insulation mats under coach in are...
Class A
WILDEBILL308's avatar
WILDEBILL308
Explorer II
Feb 16, 2022
Interesting, Sounds just like the problems they had with the old 460 V8s. Do a search for 460s running hot/hot exhaust manifolds. Some ran air ducts to let more air in to flow over the engine and exhaust.
Bill

About Motorhome Group

38,766 PostsLatest Activity: Jan 10, 2026