Mercruiser Marine 330 340 MIE Chevy 454 7.4 7.4L GLM Exhaust Manifolds+3" Risers

Like: The parts arrived in a timely manner. All parts were there.Dislikes: Finding out gaskets on both elbows started leaking upon start up. Pulled elbows and found the cause to be poor quality milling surfaces on all four parts. So, I took the parts to local machine shop and paid to have them done right.