WHO HAS THE FASTEST 660’ MINIBIKE?

If the answer is ‘you,’ then you and your minibike are invited to the Inaugural GPS660 Minibike Drag Race, hosted by GoPowerSports. The GPS660 is a 660-foot minibike drag race that will be held at Yello Belly Drag Strip in Grand Prarie, Texas, on Sunday, April 13th, 2025. We will divide up the field into four separate race classes. Winner takes all. Sign up on Race Day to participate.

-Must be a "6.5" cast block (started as a 196, 200, 206, 212, 225 - Tillotson / Honda / Tecumseh / Briggs / etc.)
-14.5ci (237.61cc) Max - cast block, cast cylinder head
-Must be started with a recoil starter; no starter boxes allowed
-Must be driven by a centrifugal clutch(disc/shoe), 20/30 series TAV, or Juggernaut
-Pump gas, methanol, & fuel additives allowed
-No electric bikes
-Buy in: $50
-Must be a "6.5" cast block (started as a 196, 200, 206, 212, 225 - Tillotson / Honda / Tecumseh / Briggs / etc.)
-290cc Max - cast block, billet cylinder head allowed
-Must be driven by a centrifugal clutch (disc/shoe), 20/30 Series TAV, or Juggernaut
-Pump gas, methanol, fuel additives allowed
-No Versa blocks
-No electric bikes
-Buy in: $100
-Must be a "Big Block" mounting base pattern (such as - Predator 301/420, Honda GX 240/270/340/390, Duromax 420/440/500)
-Mounting base pattern (footprint)
- Length: 195.5mm (7.7")
- Width: 86mm-103mm (3.4"-4.06")
-Single cylinder OHV cast block only, billet cylinder head allowed
-Must be driven by a centrifugal clutch (disc/shoe), TAV (torque converter), Jr dragster style clutch
-Pump gas, methanol, & fuel additives allowed
-No Versa Blocks
-No electric bikes
-Buy in: $100
-Billet animal, billet flathead, big block, dual engine, Versa block, V-twin
-4-Strokes only
-Cast and billet blocks allowed
-Must be driven by a centrifugal clutch (disc/shoe) or any torque converter
-Pump gas, methanol, fuel additives allowed
-No electric bikes
-Buy in: $100

RACE CLASSES

Your minibike should fall into one of these four classes in order to race.

-All bikes must be a minibike chassis
-No gearboxes in any class
-1/8th Mile (660 ft.)
-Pro Tree
-Due to time restraints, NO BUY BACK INS
-If you Red Light, you have lost the race
-Heads up racing
-Pre-tech will be done before races begin
-Functioning brakes
-All vents must terminate at a catch can
-Functioning kill switch and or tether line (dead man switch)
-Everything must be securely fastened, no loose or unsecured parts
-Clutch guard required
-Full-face helmet must be at least DOT-approved
-Jacket (preferably leather) or hoodie
-Full-length pants
-Gloves
-Boots or shoes covering the ankle
-Top 3 in Pull Start Small Block and Small Block Open must remove cylinder head for final tech inspection