do you recommend me guys to install 760cc sleeves on my 07 yamaha superjet or just porting the cylinders? my cylinder is 62t
Super Jet sleeves or porting?
- Thread starter FahadAlAmiri
- Start date
- Location
- Mooresville, NC
The 760 sleeves are larger so your casting would need to be bored, and the exhaust porting is higher and not great for freeride. Port your current setup and you will be happier
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- Location
- Mooresville, NC
PS - Your cylinder should be 61X on the SJ
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Big Kahuna
Administrator
- Location
- Tuscaloosa, AL
Port and bore to 83mm. Motor will wake up at that bore size.