Baja Reaction Replacement Go Kart Engine GY6 150cc, 175cc, 184cc

In stock
$799.00

GUARANTEED FIT FOR YOUR BAJA REACTION INTERNAL REVERSE GO-KART.  New GY6 150cc Internal Reverse Buggy Go-Kart Engine.  This is the exact replacement engine for most Baja Reactions.

For some Baja buggies you may need an adapter kit.  Baja used two different internal reverse engines for the Reaction  If your reverse mechanism has a part, at the top rear of the engine, that looks like the picture below you will need the Baja Reaction engine adapter kit.  See installation instructions and additional information - click here..  If your engine does not have this part then all you need is the engine in this listing  Call and speak to our technician if you have any questions. 

New GY6 150cc, 175cc, or 184cc Internal Reverse Buggy Go-Kart Engine.  This is a guaranteed direct fit for your vehicle and everything bolts up identical to your original stock engine including the shifting controls. 

ADD A UNI-FILTER TO YOUR ORDER AND GET A ONE YEAR WARRANTY. 

YOU HAVE THREE ENGINE OPTIONS 

YOU HAVE FIVE POWER PERFORMANCE OPTIONS

  • Option 1: American made high performance Uni-Filter air filter ensures clean air to your engine and long life.  See why a NEW Uni-Filter is MANDATORY for ALL new engines and purchase at this link.   Your one year new engine warranty applies only if a new uni-filter is purchased with this engine.  If you don't get a Uni-Filter you are guaranteed to be putting dirt into your clean NEW engine.  See Details

UNI FILTER ASSEMBLE, OIL AND KIT

  • Option 2:  BDX High Performance Racing Transmission and Gates Powerlink Belt:  Click here to see detail or add to your order..  If you add this option the parts will installed into your new engine. A Performance Transmission is the difference between a sluggish, slow and inefficient go-kart and a peppy, speedy and powerful go-kart that utilizes the full power of the engine.  See details.  Regular price $249 - Now FREE when you send us your old core engine.  See shipping prices for you to send us your old engine.

  • Option 3: The BDX A12 Cam Shaft changes the power profile of your GY6 engine  to provide the optimal balance for both low end grunt and top end speed.  If you purchase the A12 Cam Shaft it will be installed and tested in your new engine.

BDX PERFORMANCE A12 RACING CAMSHAFT - TORQUE

  • Option 4: 11 Pole Stator, rectifier and harness adapter.  With this option you get more power to run your lights and other accessories.  If you get this option it will be installed and tested in your engine--Click Here.  The engine comes stock with an 8 pole stator.  

  • Option 5: Performance Exhaust:  You can get the BDX performance exhaust for any of the engines above for an estimated 10% to 15% increase in raw power--see video!.  Your stock exhaust is restricting your power because the exhaust gases are being squeezed out through a tiny hole.  The BDX Performance Exhaust fixes that.  If you get a performance engine without the performance exhaust you will be restricting some of that NEW power. To see details or add the exhaust to your order click here.  Or see our video to see what this increased horsepower looks like in a race click here.

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Read article on how displacement relates to more power.
How big bore kits & strokers work

TAKE A LOOK AT THIS COMPARISON

Stock GY6 Engine

 

BDX Performance Racing Engine

 

We build and test our 175cc racing engine in our facility in Virginia.  

We disassemble your 150cc engine, bore the case to make it larger so that we can install a 62mm big bore piston and cylinder.  Then we re-assemble and test your engine.

Boring the Case for the 62mm Cylinder and Piston

62mm 175cc Big Bore Kit

Be sure to read the article on how displacement affects your power.

Click here to see additional important information regarding this engine.

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