Stupid Fast John

Channel documenting hands-on builds and modifications of high‑power powersports vehicles — minibikes, ATVs, dirt bikes and small off‑road machines. Frequent content includes engine swaps and fabrication projects, dyno and performance testing, race runs and crash/repair follow-ups, plus unboxings and parts‑swap builds focused on maximizing horsepower and speed.

Channel stats

Calculated from videos published in the last 12 months

1 video every 23 days
Publishing pace
Irregular
Publishing regularity
34 min
Average video duration
45 min
Published time per month

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Latest videos

Trading a Blown Up Suzuki LTR450R for Artic Cat DVX400 Ripper? (I DIDNT THINK HE'D DO IT!!!)
May 27, 2026
I Got This $3500 EFI 450 for $1500 Because the Seller Couldn't Fix It! (30 min fix!)
May 18, 2026
Meth'D uP Banshee Almost KILLED ME! (I Raced for my LIFE...)
March 28, 2026
Yamaha Banshee Minibike vs Electric Dirtbike: The Ultimate Mini Bike Showdown (INSANE POWER!)
March 14, 2026
This $50 Dirtbike Just Became a 200hp Monster + $10k Pallet GIVEAWAY From Lion Parts Power Sports!
January 24, 2026
I Traded 2 bikes for a GSXR1000 Engine & Swapped my $50 Dirtbike! (PSYCHOTIC POWER!!!)
November 26, 2025
Monster Methanol Powered Yamaha Banshee 521 Supercub Hits the DYNO! (INSANE HP!)
October 31, 2025
Worlds FASTEST Atv's Race in Big MONEY Battle! (INSANE SHOWDOWN!)
October 24, 2025
Worlds Fastest Kids Quad Built From $500 Temu Mini Moto! (INSANE $1000 BUDGET!)
October 16, 2025
SCAM or SLAM? Unboxing MYSTERY Pallet of Powersports Parts that Cost More then My CAR w/Vasily Build
October 4, 2025