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  1. ZFGracing

    Built Engine Update: Addressing Main Cap Instability in the Nano EcoBoost

    Built Engine Update: Addressing Main Cap Instability in the Nano EcoBoost Following the impressive dyno results of the first-ever "built" Nano EcoBoost, producing 709 AWHP and 675 ft-lbs of torque, the engine encountered unexpected issues. After making changes to bolt-on components to extract...
  2. ZFGracing

    Let's Discuss Intakes!

    Let's Discuss Intakes! Over the years, we've seen significant advancements in intake systems, all of which we have tested. These include Theo’s custom-built intake (the first Explorer to feature one), Darren’s custom VooDoo intake, FenFab v1, AFE, S&B, K&N and more! Thanks to HP Tuners, we've...
  3. ZFGracing

    Stock turbo draggy runs! 11.06 on e85 and 11.55 on 93.

    With a few small changes we have been seeing some crazy improvements on draggy times! These are both full weight Explorers! Sent from my SM-S928U1 using Tapatalk
  4. ZFGracing

    E50 ZFGR tune 558 whp and 11.32 @120 full weight draggy!

    558 rwhp stock turbos and stock fuel system! Really enjoyed working with John on this and him giving me some extra time to play with few things I've wanted to try to get down in the there and get the small hp gains from few different places! Yes this is an awd st with the transfer case...
  5. ZFGracing

    ZFG RACING spec 10.5:1 piston!

    [emoji573][emoji91] Check out our custom-spec Wiseco 10.5:1 piston for the 3.0L EcoBoost! We can’t contain our excitement as we prepare to drop these bad boys into an Explorer ST short block! Get ready for some serious power! [emoji95][emoji123] #EcoBoost #ExplorerST #Wiseco Sent from my...
  6. ZFGracing

    10 second Explorer ST recipe

    Nice article written by Ford Muscle [emoji123] little more to it than that but the hit the important stuff! Really excited to be leading the way! https://www.fordmuscle.com/tech-stories/10-second-explorer-st-build-recipe/ Sent from my SM-S928U1 using Tapatalk
  7. ZFGracing

    New stock turbo record! 11.19 @ 121!

    Nice work @ken_kyle_racing reseting the Explorer ST stock turbo record. E50 DMS tune with transbrake Intercooler Intake BIG MOUF SNORKEL Downpipes. All heavy parts removed. Stock turbos, stock fueling, stock suspension, stock ugly 20" wheels with michelin primacy tires. Sent from my...
  8. ZFGracing

    FenFAB oil pan initial test results.

    Time to share some initial results from the FENFAB oil pan! Actually logging oil pressure and getting the correct data is very important and I’m going to let the data tell the story on this one! This has been a long time coming as oil pump cavitation/starvation has been a long-standing issue...
  9. ZFGracing

    First "built" motor Explorer hits the dyno!

    ZFG Racing LLC and Nostrum High Performance are at it again! 709 AWHP and 675 Ft-lb uncorrected on stock frame CR Performance stage 5 turbos on e60! We all saw Kathy and Matt’s connecting rods become external earlier this year and well that sucks you can’t push a platform without finding the...
  10. ZFGracing

    800+ awhp single turbo Explorer ST

    The world's first 800+ awhp ST! This project has been challenging, to say the least, but after getting the transmission built, Steven Adams finally put the single turbo ST on the dyno! We hit the goal of having a 700+ awhp single turbo fully integrated into the factory calibration, including...
  11. ZFGracing

    Another Successful 650+ AWHP 10 second Explorer ST

    Another successful 10 second and 650+ awhp Explorer ST build! DaStockST put down an impressive 676 awhp and 678 ft-lbs (SAE) on our proven recipe of parts and tuning! Shout out to the top vendors, making this possible! Nostrum High Performance RSA Race Solutions CR Performance Engineering...
  12. ZFGracing

    Turbo comparison CRP Stage 5 vs Xona 5451s

    Here is a comparison of 2 very different turbo setups. The CRP stage 5 stock location turbos vs Twin Xona 5451s turbos. The Twin Xona turbos are no doubt way more capable, even more cable than what's shown here. However, big twin and big single turbo kits fundamentally change the power delivery...
  13. ZFGracing

    650 awhp and 650 ft-lbs!

    Check out this 2022 Explorer ST putting down a casual 650 awhp on pump E85 (75% ethanol on the gauge). This dyno data was taking during the development of the stage 3 injectors Nostrum High Performance! Nostrum stage 3 package are back in stock and ready to ship at runzfg.com! Performance Mods...
  14. ZFGracing

    ZFG Racing SPEC Connecting Rods and Pistons are finally here!

    Well here you have it! The first sets of production connecting rods have made it to ZFGR. I'm not going to lie to you guys, these have been a thorn in my side for years! We started the "built engine" project in 2021, and fit the first 3d printed prototype connecting rod in September of 2021...
  15. ZFGracing

    The Explorer ST Engine Build Begins!

    Well here you have it! The first sets of production connecting rods have made it to ZFGR. I'm not going to lie to you guys, these have been a thorn in my side for years! We started the "built engine" project in 2021, and fit the first 3d printed prototype connecting rod in September of 2021...
  16. ZFGracing

    ZFG Launch Strategy

    I'm seeing a trend in data logs so I want to revisit the launch strategy (not the trans brake) . All new tunes have the launch strategy update. To use it do the following -pump the brakes -push brake pedal all the to the floor -go directly to 100% pedal position It's important that you don't...
  17. ZFGracing

    List of common mistakes and issues when increasing performance on Explorer ST platform

    Time for a new pinned post so we can get rid of some others! Here is a list of common mistakes and issues found on this platform! Oil pressure drop. If your engine is low on oil, you will experience an oil pressure drop on a hard launch. The lower the oil the worse the drop is the longer it...
  18. ZFGracing

    New high score for an ST dyno session!

    With the addition of Nostrum stage 3 injectors we were able to push Bart's (Kevin's former ST) to a new high score on the dyno! 774 AWHP and 678.4 Ft-lbs on E50 558 AWHP and 524 Ft-lbs on 93 mods Xona Rotor 5451S upgraded turbos Nostrum Performance high-pressure fuel pump Nostrum Performance...
  19. ZFGracing

    New Explorer ST 1/4 mile record! Post you time slips!

    A new record was set this past weekend! 10.67 @ 127 mph Congrats to Matt and Kathy! 2020 explorer st Nostrum HPFP and stage 3 injectors Crp stage 5 turbos Intercooler Exhaust Intake I'm sure I'm missing stuff but that's the basics. Sent from my SM-S918U1 using Tapatalk
  20. ZFGracing

    The Ultimate Launch Explorer ST Trans Brake Add-on!

    You all guessed it and here you go! Fully functional built-in trans brake for the Explorer st. I'm telling you guys all right now this is not a modification for everybody, you have to understand that the likelihood of you breaking something is much much higher than standard launching. And it...


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