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The engine wasn't giving him the kick

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· 2 min read

Race Ninja now shows engine insights from GoPro or DJI GPS, and from Alfano dash data when you add it. Apex-to-peak pulls and topping-out on the same lap as the film. Built after we watched an engine drop off in a race we should have been quicker in.

Race Ninja engine performance summary showing an apex-to-peak pull from camera GPS with Alfano RPM on the same lap

I was watching Roman this weekend and he was really driving well. To be fair he had been. The meeting before, he'd just put in his career best. Sixth. In one of the most competitive classes, at one of the hardest tracks in the country.

And I still kept seeing the same thing out of the corners. The kart next to him got a kick. His didn't.

He was hunting for it. Different entries, different exits. We'd already thrown gearing at it. Setup too. Nothing broke us into the 39s. We'd plateaued in the very low 40s while the kids around us were running half a second quicker. That's a lifetime in a heat.

So we borrowed an engine.

Suddenly he was in the 39s. Over and over. Same driver, same weekend, a different motor.

That's the bit that used to live in your gut and nowhere else. Engines drop off. Sometimes you meant to change something. Sometimes you didn't. Either way it shows up in the lap time and you spend the meeting arguing about driving.

Engine insights from the camera, and from the dash

This is why it exists. So you can see that pull instead of guessing.

Race Ninja now reads the acceleration out of a corner from the GPS in your GoPro or DJI. Apex to peak. How long the bulk of that gain took. Whether you actually topped out, or the kart was still pulling when you had to brake. Camera on its own. No extra box.

Add the dash file and the same pull picks up RPM and water temp. You can see whether the engine was still climbing. Overlay an older session from the same track and you get a plain sentence about whether this run was quicker or slower on that straight.

Alfano is the import we built first. AiM MyChron and Unipro stay the live glance on the wheel. This is the debrief after. No dash? Camera-only kart telemetry still works.

It'll get sharper from here. The change you made on purpose, and the one you didn't. Drop-off over a meeting. That's the point. A platform like this should show you when the kart stopped giving you the kick.

Also in this roundup

We now pick the layout you actually drove, so personal bests and the leaderboard don't mix two circuits at the same venue. Split Alfano ZIPs can merge. DJI chapters all go through. And now you can delete a session.

Try it on a session you already have

Upload the original GoPro or DJI file. If you've got an Alfano ZIP from that run, add it on the results page. Open Overview and look for Engine performance summary, under Engine & Chassis.

Not sure the camera logs GPS? Check the camera list first.

Frequently Asked Questions

Can Race Ninja show if my kart engine is dropping off?
Yes. Engine insights plot the pull off the corner from camera GPS, and from Alfano RPM and water temp when you add the dash file. Compare with an older session if you want to see whether the kick is still there.
Does Race Ninja show engine insights from a GoPro?
Yes. Camera GPS alone is enough for apex-to-peak pulls, how long the bulk of the gain took, and whether you topped out. Add an Alfano file if you want RPM and water temp on the same pull.
Can I use Alfano data with Race Ninja engine insights?
Yes. Upload the GoPro or DJI session, then add the Alfano ZIP on the results page. RPM and water temp sit on the same pull as the camera GPS.
Does Race Ninja work with AiM MyChron?
Yes as a complement. Keep MyChron on the wheel for live RPM and temps. Race Ninja is the post-session video layer from a normal GPS camera. Alfano files import today so those engine channels land on the film.
Does Race Ninja work with Unipro?
Unipro stays the live dash for RPM and temps in the kart. Race Ninja is the post-session video layer. Fuse camera GPS with logger data after the run so you can read the engine story on the same lap as the footage.
Does Race Ninja replace a Unipro dash?
No. Unipro stays the live dash. Race Ninja fuses camera GPS with logger data after the run so you can read the engine story on the same lap as the footage.
Does Race Ninja detect which track layout I drove?
Yes. When you upload a session, the GPS footprint is compared against known layouts at the venue and the configuration you drove is picked. Personal bests, leaderboards and sectors all follow that choice.
Can I merge split Alfano sessions in Race Ninja?
Yes. The bulk uploader detects when two Alfano ZIP files belong to the same session, offers to merge them, and the extractor aligns the segments by timestamp into one analysis.

Step-by-Step Guide

  1. 1

    Upload the original camera file

    Send the original GoPro or DJI file, not a re-encode. Race Ninja times the laps from the GPS in the file and reads apex-to-peak pulls from that same track.

  2. 2

    Add the Alfano ZIP if you have one

    On the results page, attach the Alfano session archive. RPM and water temp then sit on the same pull as the camera GPS.

  3. 3

    Open Engine performance summary

    On Overview, under Engine & Chassis, read the pull, topping-out call, and any dash numbers. Compare with an older session from the same track if you want.

  4. 4

    Check the layout split

    If the venue has more than one configuration, confirm your personal bests and leaderboard row are for the layout you actually drove.

Link copied, paste it in #session-sharing

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