2017年11月2日 · My main question is, what do I need to be looking for to get to my goal in the most cost effective way? What are the differences in the 475 vs the 550 vs the 625? If i find a …

2017年11月2日 · Had a 550 tune from Cat in it. It was no more powerful than our 3406E with only 475 hp. Now it’s a 575 tune with 2,050 tq. Difference is night and day. I wonder if it’s actually …

2017年11月2日 · Internally the 475/500/550 engines are mechanically identical, the difference in power is 100% in the tune, and all 3 power levels are readily available in all factory 475 to 550 …

2012年7月8日 · There might be a slight difference in the turbo but you can turn a 475 up to a 550 without worries.

2009年8月22日 · CAT C15 ACERT 475hp MXS built in 2005 put in service in 2006. Installed CAT Heavy Haul software in March 09 and was very happy with performance. Performance has …

2007年1月28日 · Cummins dabbled with twin compound turbos with the NTC-475. I believe they found them to be rather unreliable in regular service. I guess history repeats itself.

2017年11月2日 · Making power with these big cats is a lot more than just increasing the fuel flow, it's also about increasing the efficiency by using more timing, which doesn't work for meeting …

2008年3月23日 · The 177148 is a BW OEM replacement turbo for the 435-550 CAT engines and will work fine. I think the last one I sold was around $1800-1850 if I remember correctly

2012年12月10日 · Aside from the 14.0l Detroits that are non egr (very few) your gonna only have 12.7l compared to 14.6 or 15.8 with a Cat. Unless you bought a 14.0l EGR motor and …

2013年7月16日 · It depends. all 475 aren't automatically 1850 torque engines. My 2000 had a 2ws 475/1650 engine with the 1810 driveline but a small clutch. it was lazy on rolling hills on …