These builds are absolute top level engine builds with no corners cut. They have lots of extras that normally wouldn't be included in this price.  Profits from these builds will be going directly to Jared to help support him in the 2026 SX season. We have partnered with the brands listed that we always use to make sure we can help Jared as much as possible.
 
Fitment YZ250 99-26 YZ250X 16-26
THIS IS A SERVICE YOU NEED TO SHIP YOUR ENGINE TO US FOR REBUILD
There is an engine packing guide on the website to make shipping easy.
Price starts at $3800 Damage, modifications and upgrades beyond a typical rebuild and what's listed are extra.
Typical turn around is 3-4 weeks once engine arrives.
This is a custom 250cc build suited to the riders wants and needs.
Porting and head domes are done to give desired power delivery for any type of riding or racing. Also desired fuel octane.
 
This engine package includes everything listed below.
 
MotoTech cylinder head with custom JL412 markings.
MotoTech EZ Pull clutch kit.
MotoTech Heavy-duty power valve plate.
Lectron Pro series 38 carb. 
Luxon ignition cover with custom JL412 markings.
Wossner forged piston
Wossner crank that will be trued welded and balanced.
Cometic gaskets and seals.
Worldwide Bearings ceramic bearings.
Premium hardware.
Boyesen rad valve.
Boyesen water pump.
Hinson clutch kit and cover.
Polished transmission and internals.
Transmission snap rings
Vapor blasted cases and covers.
Water pump shaft
Shift stopper updated with new pawls and springs.
Cylinder porting and plating
Clutch hub fold tab.
Counter shaft sprocket and collar.
Spark plug.
Return shipping with insurance.