21469805 2008-2018 Genuine Volvo/Mack D13/MP8 Exhaust Manifold

Volvo D13 MP8 Exhaust Manifold — What It Does The exhaust manifold on the Volvo D13 and MP8 collects the cylinders’ fury into one stream — cast iron living at exhaust-glow temperatures, expanding and contracting with every heat cycle, and on turbocharged diesels, carrying the turbo’s mounting flange and feeding it every pulse. About this failure: Heat cycling is the whole biography. Manifolds crack between ports where the casting is thinnest and the temperature swings hardest, warp their flanges out of flat, and — the classic — snap their mounting studs as the manifold grows and shrinks against bolts that can’t.…