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Race Engines/Motors
Free Shipping on all upgrade part orders
over $99
($30 shipping charge on all complete motors)
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125cc Zongshen "Stock/Mod" Race Conversion
Motor (12.5 HP)
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This is our race conversion
motor that we run on our stock/mod race bikes.
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1 Down, 3 UP Transmission
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High output Inner Rotor Kit
w/Stage 3 Hyper CDI
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High Performance Cam
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Custom ported head (OPBS
Exclusive)
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Foldable Shift Lever, Kick
Starter, Kill Switch and all Wiring Hardware.
(We recommend the 26mm Mikuni carb.
for this motor.)
Price: $499
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125cc YX "Stock/Mod" Race Conversion
Motor (13.5 HP)
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This is our race conversion
motor that we run on our stock/mod race bikes.
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4 UP Transmission
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High output Inner Rotor Kit
w/Stage 3 Hyper CDI
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High Performance Cam Shaft
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Custom ported head (OPBS
Exclusive)
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Foldable Shift Lever, Kick
Starter, Kill Switch and all Wiring Hardware.
(We recommend the 26mm Mikuni carb.
for this motor.)
Price: $579
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125cc Jialing "Stock/Mod" Race Conversion Motor (13.5 HP)
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Our Stock/Mod Conversion on
the Jialing 125cc
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Start in any gear, 4 up transmission.
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High output Inner Rotor Kit
w/Stage 3 Hyper CDI
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High Performance Cam
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Custom ported head (OPBS
Exclusive)
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Foldable Shift Lever, Kick
Starter, Kill Switch and all Wiring Hardware.
(We recommend the 26mm Mikuni carb.
for this motor.)
Price: $629
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140cc OPBS Competition "Race"
Motor
(Complete Setup
YX Motor)
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Our custom built 140cc race
ready for competition. (15+HP)
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Custom Port & Polished
23mm/27m Large Valve Head!!
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Performance Cam Shaft
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Lightened Oil Slinger
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Includes an Inner Rotor
Kit w/ Hyper CDI Box, 26mm Mikuni Carb., Air Filter, Oil Cooler,
Throttle Cable, Clutch Cable, Foldable Shift Lever, Kick Starter, Kill Switch and all
Wiring Hardware.
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Start in any gear, 4 up transmission.
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Mounts to any standard
125cc exhaust pipe
Price: $829
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146cc OPBS Competition "Race"
Motor
(Complete Setup
YX Motor)
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Our custom built 146cc race
ready for competition. (15+HP)
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Custom Port & Polished
23mm/27m Large Valve Head!!
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Performance Cam Shaft
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Lightened Oil Slinger
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Includes an Inner Rotor
Kit w/ Hyper CDI Box, 26mm Mikuni Carb., Air Filter, Oil Cooler,
Throttle Cable, Clutch Cable, Foldable Shift Lever, Kick Starter, Kill Switch and all
Wiring Hardware.
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Start in any gear, 4 up transmission.
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Mounts to any standard
125cc exhaust pipe
Price: $849
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160cc OPBS Custom Built "Race" Motor
(Jialing, Honda Style
Motor)
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Our custom built 160cc race
ready for competition. (16+HP)
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Ceramic Coated, Aluminum
Cylinder
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Custom Port & Polished
Lifan 23mm/27m Large Valve Head!!
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Performance Cam Shaft
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Lightened Oil Slinger
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Includes an Inner Rotor
Kit w/ Hyper CDI Box, 26mm Mikuni Carb., Air Filter, Oil Cooler,
Throttle Cable, Clutch Cable, Foldable Shift Lever, Kick Starter, Kill Switch and all
Wiring Hardware.
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Start in any gear, 4 up transmission.
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Mounts to any standard
125cc exhaust pipe
Price: $889
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"Exclusive" OPBS Race
Edition 150cc YX Motor
JUST RELEASED!!
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Our custom built 150cc race
ready motor. (16+HP)
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Custom Worked Port & Polished Head
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Performance Cam Shaft
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Includes an Inner Rotor
Kit w/ Hyper CDI Box, 26mm Mikuni Carb., Air Filter, Oil Cooler,
Throttle Cable, Clutch Cable, Foldable Shift Lever, Kick Starter,
Kill Switch and all Wiring Hardware.
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Completely assembled.
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Start in any gear, 4 up
transmission.
Price: $899
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"Exclusive" OPBS Race
Edition 170cc YX Motor
JUST RELEASED!!
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Our custom built 170cc race
ready motor.(17+HP)
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Custom Worked Port & Polished
Head
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Ceramic Coated, Aluminum
Cylinder
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Performance Cam Shaft
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Includes an Inner Rotor
Kit w/ Hyper CDI Box, 26mm Mikuni Carb., Air Filter, Oil Cooler,
Throttle Cable, Clutch Cable, Foldable Shift Lever, Kick Starter, Kill Switch and all
Wiring Hardware.
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Completely assembled.
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Start in any gear, 4 up
transmission.
(We recommend the OPBS Mikuni 26mm or Keihin 28mm carb. for this bad
boy.)
Price: $1099
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