Cast Exhaust Manifolds (Approximately)

[dagnabbitt]

Originally Posted by Dead Parrot

I put a set of these: https://www.holley.com/products/exha.../parts/8525HKR

on my mostly stock 350 when swapping away from headers. So far working fine about 18 months later. Don't know how well they compare performance wise to your former set of rams horns.

They also come in ceramic coated but the recommended break in process was not friendly with a 30 mile drive home from the exhaust shop.

Those are really cool, especially for a truck where center dump is not an option.