arenacross bike build bike builder carbon fiber tank chassis mod chassis modification cone pipe custom bike build custom bike builder custom motorcycle custom motorcycle build custom motorcycle builder desert racing desert riding dirt bike dirt rider dirtbike endurocross engine mod engine modification factory mechanic golden wrench justin myerson moto moto whip motor mod motor modification motocross motorcycle build motorcycle builder motorcycle customization motorcycle maintenance motorcycle mod motorcycle modification motorcycle mechanic motorcycle racing motorcycle repair motorcycle restoration motorcycle technician motorcycle tuner motowhip mw off road off-road premier bike build premier bike builder race prep race preperation replica bike build replica bike builder supercross supermini supermoto suspension mod suspension modification top bike build top bike builder theme bike build theme bike builder titanium tank ultimate bike build ultimate bike builder works bike works part works suspension



Frame Up Customs & Restorations

  • Engine & Suspension Modifications
  • Performance Clutch, Intake & Exhaust Systems
  • Seat & Subframe Modifications
  • Master Cylinder Sight Glass Removal Mod
  • Brake Caliper & Master Cylinder Coatings
  • Works Front Brake Calipers & Brake Rotors
  • Carbon Fiber Fuel Tanks, Subframes & Airboxes
  • Titanium Axles, Pivots, Fasteners & Foot Pegs
  • Billet Aluminum Wheel Hubs & Triple Clamps
  • Extended, Welded & Coated Radiators
  • Flashing Removal with Brushed or Polished Finish
  • Special Coatings: AD, CK, DL, PC, SF & TN
  • Custom Seat Covers, Graphics & Plastics
  • Period Correct Restorations utilizing NOS Parts

Race Preparation & Maintenance

  • Bike Wash, Disassemble, Inspect, Detail & Reassemble
  • Replace Engine, Transmission & Radiator Fluids
  • New Brake Pads, Springs, Diaphragms, Seals & Fluid
  • Lube Pivots, Cables, Linkage, Axles & Bearings
  • New Grips, Spark Plug, Filters, Chain, Tires & Tubes
  • Fork, Chain, Wheel & Valve Adjustment
  • Safety Wire, Ty-Rap & Muffler Repack
  • Sharpen Foot Pegs & Rear Brake Pedal Tip
  • Position & Adjust Controls to Rider Preference
  • Check Spoke Tension, Rim Locks & Tire Pressure
  • Check Torque Settings & Set Race Sag



Justin Myerson







movement with increased rapidity

bring to a desired state or condition

mechanical device; motorcycle

having or showing good judgment

strong admiration for something

Welcome to MOTOWHIPS

Machines for the Discriminating Fanatic

Justin Myerson, owner and operator of MOTOWHIPS in Chatsworth California, builds machines for the discriminating fanatic.


From concept and design, to build and finished product, Justin has led the field with his vision, skills and attention to detail.


MW is a one stop, complete custom shop where bikes turn into show quality, race ready works-of-art.


Born and raised in the dirt sport world, Justin has experience in professional RC Car, BMX, Motocross, Supercross and Off-Road racing programs.


Justin is a graduate of Motorcycle Mechanics Institute.

MMI Technician Specialists Certifications and Awards:


  • Honda Pro HonTech
  • Factory Authorized Suzuki
  • Dynojet Operations
  • Service Pro - Customer Service Procedures
  • Service Pro - Technology and Servicing Procedures
  • 100% Efficiency, Productivity and Professionalism
  • 5 Time Student of the Course and 9 Time Directors List
  • 3.92 GPA and Final Course Letter Grade A
  • Elected to Alpha Beta Kappa Honor Society


Follow us on Instagram @motowhips for our latest Builds, Trick-Shots, Videos, Products and Special offers.


Contact us to find out how we can turn your bike into the “Machine” of your dreams.


“Every bike we build is our signature. A signature that stands for the principles we believe in.


 It’s not just a bike, it’s a statement!”



Chatsworth, CA



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