Best turbo for 6nz cat. Here's my problem: Have 2001 Freightliner Classic XL, C-15 6nz, just put new four core radiator core in it, new set of 958's (5232), power harness on fuel temp, power harness on turbo boost (the Diesel Freak), custom tuned ECM by the Diesel Doctor in Effingham, IL. I have driven this truck 16,000 since I finished building it as my RV trailer tow vehicle, last May. Also has a wet kit, pusher axle, pto, etc. Some people have said to me about swapping the turbo with a cummins turbo on the e model. Ideal for mechanics and fleet owners upgrading or maintaining Cat C15 6NZ engines, this turbo provides like-new performance. Better throttle response. I've heard Bruce Mallinson ( the owner) on the radio talking about how much hp (700-800) they can get out of a 6NZ. 8L (c16), but hey throw it out like its a fact!. 6nz owners - Farms With CASE : 3/1/2021 13:31 RE: 6nz owners - SSG : 3/1/2021 13:51 RE: 6nz owners - 1989plowboy : 3/1/2021 14:39 RE: 6nz owners - combine ken : 3/1/2021 14:49 RE: 6nz owners - 1456IH : 3/1/2021 17:42 RE: 6nz owners - MW farms : 3/1/2021 17:57 RE: 6nz owners - plowboy#1 : 3/1/2021 18:08 RE: 6nz owners - Farms With CASE : 3/1/2021 19:51 RE: 6nz owners - bobbyg : 3/1/2021 19:55 Want to know how to pick the perfect turbo for that C15? Have a 3406E, 6NZ, MBN, or even a single turbo acert? Have larger injectors or a cam? Let me help The Turbo Borg Warner Turbocharger is specifically designed to fit the Caterpillar CAT C15 3406E 6nz engine. . Quicker spool-up time gives you better throttle response and can help with fuel economy. 2019 Pete 389 Factory Cat Glider, GGGG, 6nz single turbo c15 cat, 13 speed, 585k miles, new drives, $159k…Joey 9018964526 We have a 6NZ that is in the process of rebuild for a Customer who was not able to obtain his Bank Financing. Looking for some input from the cat experts out there. What is a good cam, turbo, injector selection? Also I have a 6nz in a Pete, 13spd, 3. Learn why BorgWarner replaced it with the improved S410SX and why it’s the smarter upgrade for CAT 3406E and C15 engines. I've read s lot of posts about a good Borg Warner turbo replacement but not to sure on what the best manifold is out there. 8 on 600hp models, 40 pin ecm to 1998, 70 pin in 1999. Adjustable Power Settings. Like everyone else I'm looking for performance and mileage. 6L or 15. I no nothing about The 6NZ engine serial number prefix was the first Caterpillar C15 diesel to be released. Compared to other options, like the JM Turbo CAT C7 3126 Turbo or the cheaper BUYAUTOPARTS! turbo, the GELUOXI stands out for its high-quality materials and long-term reliability. This carries a two year warranty. a friend just replaced his stock turbo on his 6nz the with a PDI stage 1. The turbocharger comes with all the necessary mounting hardware and gaskets, making the installation process quick and easy. Designed for durability, a Cat C15 6NZ turbo upgrade withstands high temperatures and pressures for The PDI Big Boss Turbo is made as an upgrade for most CAT engines with serial number prefixes 5EK, 6TS, 1LW, 1MM, 6NZ, 7CZ, and MBN. Unlock enhanced power and efficiency. Whenever replacing your turbo always make sure to change your engine oil/filter and air filter after installing the turbo, properly clean your boost tubes and intercooler to avoid catastrophic engine damage, check and replace your cracked or worn boost hoses and tubes, and remove caps or plugs that may have been placed in the oil drain or Upgrade to improve your MPG! Learn more about our stage 1 Switchblade Turbo, designed for Caterpillar ACERT 6NZ C15 C16 C18 engines by our expert team. There is really no best way to do it. Get ready to Own the Road®! Has to be a reliable everyday truck. Many new parts with paperwork: New head and Turbo 50k miles ago, all new brakes, S-cams, slack adjusters, shocks, belts, tensioners, and virgin tires, less than 5k miles ago. I also understand Borg Warner has a non waste gated turbo for this engine. Hidden engine problems and reliability issues most buyers discover too late. Its 360º thrust bearing handles cycle fatigue better and keeps the turbo spinning smoothly under heavy loads—crucial during Apr 3, 2020 · Best turbo upgrade for a “stock” 550 hp 6nz. Chad Left Lane Performance Thanks given by: Reply This mod is CAT C15 6NZ engine straight pipe for some SCS trucks and many modded trucks. 6 and the 7cz was the 15. I was just wondering what it takes to turn them into a single turbo, and how much it would cost. Stock turbo barely lives at stock power. What's the difference between a 175963 with a 1. Building a 6nz for a 2012 glider kit. 45 Incorporating critical engineering updates and tested against original Caterpillar specifications (not reverse-engineered), this turbo offers unmatched reliability that surpasses even the best will-fit brands. Now I have 550 low nox Cat house flash in it. Best quality, no junk, full hardware. Holset turbo on a 6NZ C15 Discussion in ' Trucks [ Eighteen Wheelers ] ' started by Nevs, Feb 6, 2011. Choose BorgWarner or MW turbo, Full Tilt or Steed Speed manifolds. engine ,turbo boot, oversized Duralite charge air cooler,Mr. Personally I'd use a late 2WS or 6NZ (or make sure it has a crank sensor and drill it for a 6NZ style cam sensor whatever it is, in which cazse it can be Ag/Gen, marine or whatever. Find the best priced used Caterpillar C15 6NZ Engines by owners and dealers.   I am sure you are all familiar with the BorgWarner brand, as its been a true testament to quality and reliability that Jump to page : 1 Now viewing page 1 [50 messages per page] Only thing is, I've heard e model cats make a slight growl when it asks for another gear. Just did a flange gasket on my dads 6nz cat and found the center divider on the manifold and turbo are warped and flaking. We would like to take a second to talk about the upgrades available and help you decide which one is best for you. Exhaust readings on the dyno can tell them a lot about how far they can go with a tune. Hey guys needing a turbo upgrade for C15 Accert SDP engine, Currently running B/W 550 hp wastegated turbo but it's to small. 2005 C-15 Cat with a 6NZ computer and 98mm single turbo conversion. com. Just a few years ago all the talk was about 550 pre low nox brakesaver flash, or 7CZ flash. Trust me, if you’re looking for a turbo that really delivers on durability and performance, this is the one I’d recommend. Browse Caterpillar C15 6NZ Engines For Sale near you on MyLittleSalesman. 42? I didn't know there was such a thing as 6NZ used in 2000 year trucks, 15. Our company has never messed around with anything besides a factory cat hp upgrade so I am open to suggestions on making something out of this bridge motor. It has always had loads of power we roll 140k pnds most all day everyday. Located in Williston, ND. Anybody help me on this? CAT has been upgrading its engines for the off-highway machinery so much that they are so much different of what they were in 2010. Find the perfect turbo for your engine today! CAT 6NZ engine for sale — reliable, powerful, and built to last. Fitment for Caterpillar Single Turbo Engines; 3406, 5EK, 6NZ, C15 & More!If you have a bad turbo, a cracked exhaust manifold, of if you're just ready to upgrade - this kit is for you!Each kit starts off with a turbo of your choice from BorgWarner or ZekiTurbo. 785 hp but can be tuned to 1,200 without hurting it. Get something with a proven format that's already in use with stellar results. I've got the Bully Dog manifold on my engine now with the stock Cat turbo. 1 year warranty on all components except 2 year warranty on exhaust manifold. It is a serial number prefix that cat used to identify a series of engines, the 6NZ is the last good single turbo C15, anything after that and your looking at probems created by updated programming and changes in parts used to meet emmissions. Cody. Oct 14, 2025 · The landscape for upgrading the turbo on a 6NZ CAT engine changed dramatically when high-performance billet options entered the picture. Paired with the right accessories, they optimize fuel efficiency, making operations more cost-effective over time. I see a lot of talk about different turbos for the 6NZ, PDI, Bully Dog, Michigan turbo, etc. Before we jump into specifics on each turbo, check out the chart below – notice the difference sizing and ultimately pick out the horsepower goal you are Upgrade your Cat C15 with our high-performance turbocharger. Cat part numbers would be helpful and maybe specs, we have the turbo covered, thanks in advance fells. 32 and the CAT 795 with the 1. 32? Or 1. Injectors and the turbo aren't really considered hard parts, they can be changed without hardly any down time. I'm admittedly not much of a turbo guru. It was first built in July 1998 and enjoyed a lengthy production run until June 2005, with 99,900 engines made. Premium CAT 3406E/C15 turbo & manifold Power Up Packages. CAT 6NZ Turbo boost Discussion in ' Trucks [ Eighteen Wheelers ] ' started by Peen, Sep 20, 2010. Truck had this turbo on it when we bought it. Anyone know what the differences are between the stock oem caterpillar turbos from the first 550 5ek all the way up to the last 6nz 550? Did they actually change the sizes of the compressor/turbine wheels or what. Turbo is a must for any kind of power. 55s and a solid steel piston IPD overhaul kit with about 75k on it and its got a 7cz 600 brakesaver file in it thats Upgraded Turbo for CAT C15 Recently we’ve had an influx of calls and questions about turbo upgrades for C15 Caterpillars. Off-Highway machinery fuel consumption has drastically lowered on the latest years. We had planned on doing a 6NZ with Compound Turbos, but we are early enough in the C-15, 6NZ Cat. Cat 6nz turbo question run or sit? Discussion in ' Heavy Duty Diesel Truck Mechanics Forum ' started by skallagrime, Apr 17, 2021. From my hands-on testing, the GELUOXI S410G S410SX S478 Upgrade Billet Turbo exceeds expectations for durability and boost response. also very good engine. Any recommendations would be appreciated. Thanks in Caterpillar C15 Engine Rebuild Kit | CAT C15 6NZ, 9NZ, MBN Prefix This is an overhaul / rebuild kit for Caterpillar C15 engines with 6NZ, 9NZ, MBN as prefix's and single turbos. Explore our in-depth review and buy your 6NZ Caterpillar engine from us today! S430SX is discontinued. When upgrading the turbo on your CAT, utilizing a super core gives you the ability to perfectly dial in your setup with your choice of turbine housing. 3406E used from 1993 to 1999 year trucks, 14. pretty sure the 6nz was also a 14. ready to pull your tanker, side dump or whatever you have. Ok so have heard so much about the 6NZ Cat motor being the best and everything. Does Mr Hsndy still go business? What's everyone Why We Recommend It: This turbo offers a 360º thrust bearing for enhanced durability, billet compressor wheel for stability, and an oil-cooled design that handles high horsepower loads well. Oct 8, 2017 · Hey all Well unfortunately a few days ago I blew the 3rd pdi big boss stage one 720001 on my 2002 western star with a cat 6nz engine. now he tells me another buddy of his wants to use that turbo on his 400 mechanical B. Any part numbers for a platinum kit, compression ratio pistons, cam, turbo, manifold. is this a good idea? I told him I thought they were probably better options, but I don't know exactly what. Its got low sped rear ends at 65 mph I'm This is a turbo designated for usage on Single Turbo Caterpillar engines - C15 Acert, C15, 3406, MBN, 6NZ, 5EK, SDP, MXS, BXS, NSX Good for roughly 800HP depending on supporting mods. It is a direct replacement for the OEM turbocharger and can be installed using standard tools and procedures. Is a PDI tune that much better if I (think?) I would be happy with aroud 600 hp. Find many great new & used options and get the best deals for Turbo for Caterpillar C15 6nz Engine 600hp at the best online prices at eBay! Free shipping for many products! My 2007 c15 accert single turbo mxs converted back to a 6nz file c16 tune. 32 exhaust housing and a 1496 988 0000 with the 1. Since a 6nz is basically an upgraded e model, can that be done to the 6nz to make it do that growl just before u throw another gear? The 6NZ CAT engine, renowned globally for its performance and reliability, serves as the powertrain backbone for many heavy machinery applications. if its not a lot more should we be switching them when the motor gets rebuilt? Increased fuel economy. Cat C-15 6NZ Turbochargers for the Cat C-15 6NZ engine significantly enhance performance by increasing air intake, which boosts power output without additional engine strain. But I suppose that's going to require a lot: manifold, larger turbo, fleet air filter, FASS or Air Dog, etc. It outperforms more basic models by reducing cycle fatigue and offering reliable boost response, making it the best choice for your 6NZ CAT. Pre-LowNoX file is a good start and since yours is an early 6NZ your ecm should accept the file, or a good stage 1 if you want more power. Looking for a reliable and high-performing Caterpillar On-Highway engine? Check out our custom rebuilt CAT 6NZ. This model, produced by Caterpillar, one of the leaders in heavy equipment manufacturing, exhibits top-tier fuel efficiency, power output and longevity - features that make it a preferred choice for machinery operators working in various sectors Tuning a cat 6nz - F150Mustang : 7/13/2022 09:44 RE: Tuning a cat 6nz - twraska : 7/13/2022 11:31 RE: Tuning a cat 6nz - JAnderson : 7/13/2022 12:33 RE: Tuning a cat 6nz - Bern : 7/13/2022 13:18 i know this has probably been addressed before but, we have six 2006 trucks with accerts and have already rebuilt one. Discover the power and performance of the Cat 6NZ engine with detailed specs, configuration, and maintenance information. All the same [ish]). Jump to page : 1 Now viewing page 1 [50 messages per page] These injectors commonly came stock in 550HP rated Cat 3406E/C15 engines like the 6NZ. 8L, single turbo, 70 pin ecm, some say the best truck engine ever built. Kit Contents 6 x Liner Kits (Includes set of crevice seals) 6 x Piston Crown 6 x Piston Skirt 6 x Piston Ring-Sets 6 x Piston Pins & Retainers 1 x Head Gasket Set 1 x Main Bearing Set About to take the plunge on a bigger turbo on my 6NZ 550 with a 7CZ 600 tune from Kurt and I have a few more questions. Great for a stock 550HP engine, or one turned up slightly with a tune, manifold, or 78MM turbo 2003 KW W900L Caterpillar C-16 ,6TS injectors (+100hp), C18 1000 HP cam, Pittsburgh Power box, CAT 600 brake saver file, Borg Warner 318883 S586 turbo off Perkins Ind. Got a buddy that just lost cylinder on his 6nz, hes looking to get up to about 800HP, i know i can help him with the tuning but what are some hard parts he can put in to facilitate it. Decrease in under exhaust gas temperatures (EGT)s. Want a good strong running truck with out over doing it. Bullydog, borg Warner, Pittsburg power? and also 78/1. I am just curious as to what makes them different from the rest of the single turbo C-15 motors. 20 9 Feb 1, 2022 0 Hey guys have a question to all them cat experts so I currently have a 2005 kenworth t800 with a cat c15 bxs prefix engine the engine has blow by so Im going to have to overhaul it or swap it to a junkyard 6nz im looking for more power and better fuel mileage and better throttle response i dont feel that the bxs runs like Most everyone gets a stage 1 PDI tune. Good day all, I'm looking for a document showing the power and torque curves or power/torque per RPM specifications of the CAT3406E (2WS) or the C15 Not all 435hp engines have the high comp pistons, I know my 5ek was built late enough that it has 550 pistons in it, the 6nz should be no different as cat was trying to mainstream their parts usage. Stay away from the dealers, they can't change a wiper blade without approval. It has a flutter at 1450 or more. Haney's fuel temp wire and a custom 5500lb Lipe clutch. Injectors I have what according to the ECM readout is a 550 HP, single turbo, 6NZ, C-15 engine in my truck, a 2001 Pete 379. isxk, nks5, sdwly, twdju, lnx8j, qqes, c1ox, hnwc7, nwuu, druql,