Grom MSX125

The MSX125 has a grate combo of power to weight. Let us build you a motor that will finally even the odds on the straights!

(2015- 2022) MSX125

Street/Drag Racing Packages (Including Install)

Every BWP engine is custom built to the customer’s specific application. The information below is typical of the average build. Please give us a call today so that we can spec an engine for your application. All engine package prices assume that your motor is in perfect condition, requiring only the performance improvements described below. Any additional parts or repairs are extra.

Level 1 – 9hp to 12hp: Fix the compromises the manufacture builds into the production motorcycle and free up horsepower that is already there with quality components. Power through better breathing and drivability through better tuning.

  • Full System
  • ECU Flash
  • Air Filter
  • Dyno Tune

Level 2 – (Head and Cams) – 13 to 20hp: Let BWP work their magic on your cylinder head and then add more compression with a thinner head gasket. Improved top end flow with bigger valves and better mid range punch with Ceramic Coating and adjustable cam timing.

  • BWP hand porting head
  • Custom Head Gasket
  • Tb cam
  • Ceramic Coating pistons and Head
  • Manual Cam Chain Tensioner
  • Dyno Tune

Level 3 – 26hp to 40hp: Drag racing, 170cc – 230cc Extreme racing BWP offers overbores delivering an 230cc displacement motor and can be ridden daily

  • BWP Custom Pistons
  • BWP Ported Head
  • Big Bore Cylinder
  • Aftermarket ECU
  • Custom Cams
  • +1mm Valves and Springs
  • Ceramic Coating pistons and Head
  • Custom Head Gasket
  • Dyno Tune
  • Labor

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