E23539091
GT42.91 Turbocharger 56T A/R with 31 PSI Boost for S60 14L
Detroit Diesel

The GT42.91 turbocharger with a 56T A/R ratio and G configuration is engineered for the S60 14L engine, delivering 31 PSI of boost pressure. Its turbine wheel diameter of 84 mm and compressor wheel of 56 mm are optimized for high airflow and quick spool times, enhancing engine responsiveness. The adiabatic ratios—0.91 for turbine and 0.60 for compressor—indicate high thermal efficiency, reducing heat losses during operation. Designed for heavy-duty diesel engines, this turbocharger supports increased power output and improved fuel economy. Its robust construction withstands the rigors of demanding service environments. Proper installation and routine maintenance will ensure sustained performance and reliability. Source One Parts Center recommends this turbo for operators seeking significant performance upgrades while maintaining durability in tough operational conditions.