![88cc Race Head Big Bore Kit for honda Z50, xr crf 70, xr50, and crf 50's 88cc Race Head Big Bore Kit for honda Z50, xr crf 70, xr50, and crf 50's](https://dumontdunes.com/10199-large_default/88cc-race-head-big-bore-kit-for-honda-z50-xr-crf-70-xr50-and-crf-50-s.jpg)
![88cc Race Head Big Bore Kit for honda Z50, xr crf 70, xr50, and crf 50's 88cc Race Head Big Bore Kit for honda Z50, xr crf 70, xr50, and crf 50's](https://dumontdunes.com/10199-large_default/88cc-race-head-big-bore-kit-for-honda-z50-xr-crf-70-xr50-and-crf-50-s.jpg)
88cc Race head kit for Your Honda 50 or Honda 70. This kit will drastically improve your overall performance on your bike. A stock honda 50 puts around 2.2hp to the ground and this kit will put you between 5.5-6hp to the ground and 30% more to the crank! Kit comes with fully assembled race head, performance cam, 20mm carburetor, and all the other goodies needed to fulfill your need for speed!
Orders ship within 1 day and take 2-5 business days for delivery unless otherwise specified.
Returns accepted within 30 days on most items.
88cc Race head kit for Your Honda 50 or Honda 70. This kit will drastically improve your overall performance on your bike. A stock honda 50 puts around 2.2hp to the ground and this kit will put you between 5.5-6hp to the ground and 30% more to the crank! Kit comes with fully assembled race head, performance cam, 20mm carburetor, and all the other goodies needed to fulfill your need for speed!
Orders ship within 1 day and take 2-5 business days for delivery unless otherwise specified.
Returns accepted within 30 days on most items.
88cc Race Head Big Bore Kit
88cc Race head kit for Your Honda 50 or Honda 70. This kit will drastically improve your overall performance on your bike. A stock honda 50 puts around 2.2hp to the ground and this kit will put you between 5.5-6hp to the ground and 30% more to the crank! Kit comes with fully assembled race head, performance cam, 20mm carburetor, and all the other goodies needed to fulfill your need for speed!
Details:
- Comes with fully assembled Race head (race head has larger valves for significantly increased air flow)
- High volume oil pump included
- Performance CDI box included that removes stock rev limiter
- Lightweight aluminum cylinder with steel sleeve
- Cast in mounts on cylinder for aftermarket skid plates
- Oversized cooling fins on cylinder for efficient heat dissipation
- 52mm piston with rings, pin, & clips
- Head gasket kit
- High performance race camshaft
- 20mm Performance carb assembly. Includes: 20mm carb, intake, heatstop, gaskets, mounting hardware/wrench, air filter and lextended throttle cable
Fits - 2000 to present CRF50, XR50, CRF70, XR70 and 88-99 Z50
We have been selling these kits since 2004 and believe they are of the highest quality and put out the most power you are going to find in a Big Bore kit period.