GX390 Racing Engine
Ready to go for mud motor and off-road buggies! With around 20hp, this engine will make massive amounts of torque and will pull hard to 5000+.
- GX390 Race-Prepped Engine
- Open Element Air Filter Assembly
- Removal of Governor
- HD Valve Springs
- Advanced Timing
- Billet Rod
- Increased Compression
- Re-jetted Carb
- Digital Ignition without Rev Limiter
- Factory Gas Tank
- Factory Muffler (Can be replaced with header for better performance)
- Recoil Start (Electric Start Optional)
*Note: Filter should be sprayed with K&N type oil, especially in
dirt applications. Oil not included – click here.
Unless otherwise stated, engines do not come
with tank, muffler/exhaust, or linkage.
Engines are built-to-order and may take approximately
2- 4 weeks to ship, depending on the season. Add 1-2 weeks for big bores and strokers.
Picture is for reference only.
*We offer $10 off shipping costs for each engine if purchasing 3 or more.
If shipping cost exceeds $130 in shopping cart, contact us for alternate
freight methods. We can typically ship a pallet of engines for $130-$200,
depending on delivery location.
MOTORS SOLD FOR ORGANIZED COMPETITION PURPOSES
OR EXPORT ONLY. (NOT FOR USE ON ANY EQUIPMENT, OFF-ROAD, RECREATIONAL, OR
EMISSIONS-CONTROLLED APPLICATIONS. DOING SO IS A VIOLATION OF FEDERAL LAW.)