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144cc Yamaha Big Bore & Stroker Engine Kit
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| $ 975.00 |
Send us your top end to mod |
| $ 1500.00 |
Installed |
| $ 1650.00 |
Bolt On |
| $ 250.00 | Core Credit available for Cylinder, Head, Power Valves w/bolt on kit. |
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| YZ 144 Stroker Specifications: |
| Fits 2005-2008 Yamaha YZ 125 |
| Bore = 56mm |
Stroke = 58.5mm |
Displacement = 144cc |
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All of our engine kits are
built using Wiseco Pistons |
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Benefits:
- More horsepower
- Screams farther than a 125 but still has stroker torque!
- Way better power than a 144cc big bore and no vibration!
- Pulls 250Fs on straights
Kit includes:
- OEM Yamaha - Modified Head
- OEM Yamaha - Modified Cylinder
- Off-set Crank Pin
- Piston kit with piston, ring(s), wrist pin, circlips
- Wrist Pin Bearing
- Complete top and bottom end gaskets with seals
- PV Governor spring on 2005 models
- Short reach spark plug
This kit requires you to send us:
- Nothing for Bolt Ons
- Your complete engine with NO OIL, Kick Starter, and shifter for install.
Delivery: Call to check availability of completed cores.
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