Forum Discussion

flash_flood's avatar
flash_flood
Explorer
Jun 14, 2013

Chevy 454 broken exhaust studs...What to do now?

I have a 96 Tioga with a 454 that has two busted studs on the exhaust manifold. I couldn't pass up a deal on this thing so I bought knowing it leaked a little but the leak has gotten worse so now the ...
Class C
j-d's avatar
j-d
Explorer II
Jun 15, 2013
Reports of successful drilling suggest that we don't want to go back in with hardened or stainless fasteners. I haven't seen it myself, but have it on good authority that stainless becomes hard and brittle when subjected to high heat like exhaust. I replaced a set with stainless not knowing this and they never broke.

About Motorhome Group

38,766 PostsLatest Activity: Jan 10, 2026