P119254

Extra loud acceleration? Poor fuel efficiency? If so, your Detroit Diesel Series 60 12.7L, 14L, 11.1L may have a worn down or damaged exhaust system. As your Detroit Diesel Series 60 12.7L, 14L, 11.1L’s exhaust system wears, it can cause all sorts of engine issues and damage if not replaced. Fortunately for you, HHP has you covered! Replace your failing exhaust system with a New Exhaust Manifold Kit from Highway and Heavy Parts. Don’t risk the health of your Detroit Diesel Series 60 12.7L, 14L, 11.1L; buy high-quality aftermarket Exhaust Manifold Kit from America’s trusted diesel engine parts supplier. At Highway and Heavy Parts, you’ll get a Exhaust Manifold Kit manufactured in an ISO 9001:2015 certified facility, ensuring quality and consistency for your Detroit Diesel Series 60 12.7L, 14L, 11.1L. Each part is crafted with hard-wearing strength and durability to ensure your Exhaust Manifold Kit can withstand the rigors of the road. Guaranteed for fit and function, HHP parts have the right combination of quality and price with total support from our on-staff ASE-certified technicians. With specialized knowledge, quality products, fast shipping, and unbeatable customer service, HHP has you covered. Order your New Exhaust Manifold Kit today! From diagnosis through delivery, we’re Highway & Heavy Parts! Frequently Asked Questions What are the symptoms of a failing Detroit Diesel Series 60 exhaust manifold? A failing exhaust manifold on your Detroit Diesel Series 60 engine presents several distinct symptoms that should not be ignored. Extra loud acceleration or abnormal exhaust noise is often the first and most noticeable sign of manifold problems. When the manifold develops cracks or the gaskets fail, exhaust gases escape before reaching the turbocharger and exhaust pipe, creating a loud ticking, hissing, or roaring sound that becomes more pronounced as engine RPM increases. Poor fuel efficiency is another critical indicator, as exhaust leaks disrupt the backpressure necessary for optimal turbocharger performance, forcing your engine to work harder and consume more diesel to maintain the same power output. You may also notice a loss of power or sluggish acceleration, particularly when pulling heavy loads or climbing grades, because exhaust leaks reduce the drive pressure reaching the turbocharger, resulting in decreased boost and compromised engine performance. Visible signs include exhaust soot streaks or carbon buildup around the manifold connections, which clearly indicate where gases are escaping. A distinctive exhaust smell in the cab or around the engine compartment can occur when leaks allow fumes to enter areas near the firewall or air intake system. Some drivers report a popping or backfire sound during deceleration, which happens when exhaust gases escape and ignite outside the normal exhaust path. In severe cases, you might observe glowing red spots on the manifold during nighttime operation, indicating extreme heat concentration at crack locations. If you experience any combination of these symptoms on your Series 60 12.7L, 14L, or 11.1L engine, it’s essential to address the issue promptly to prevent further damage to the turbocharger, exhaust system components, and surrounding engine parts. Will this exhaust manifold kit fit all Detroit Diesel Series 60 engines? The 23516107 exhaust manifold kit (also listed as 23511977) is specifically engineered for Detroit Diesel Series 60 engines with 12.7L, 14L, and 11.1L displacements, making it compatible with a wide range of applications commonly found in heavy-duty trucks, coaches, motorhomes, and industrial equipment. However, understanding the specific fitment is crucial because the Series 60 was produced over several decades with various configurations. The Series 60 family includes different cylinder head designs, turbocharger mounting configurations, and exhaust routing options depending on the model year, horsepower rating, and emission certification level. The 11.1L