Front Exhaust Manifold Fits Minneapolis Moline Oliver White 2-135 2-155 2050One New Aftermarket Replacement Front Exhaust Manifold for White, Oliver, and Minneapolis Moline Tractors This aftermarket front exhaust manifold collects exhaust gases from the cylinder head ports and channels them into the exhaust outlet on White, Oliver, and Minneapolis Moline (MM) high horsepower tractors. Replacing a cracked or warped front manifold restores proper exhaust flow and prevents dangerous exhaust leaks near the engine. Note: Serial