Built to only the highest standards, you will not need to modify this head further as all the work has already been done for you. The intake inlet ported to a "8" shape for optimum airflow. Advantages include : Heat resistance especially at high temperatures , maximized flow of air , fuel mixture and an oval shaped exhaust port to name a few.
Ideally made to go with the 65mm big bore cylinder kit from UMA with domed forged piston, you can also mate it with kits from other brands.
*Minimum piston size 62mm*
Included with this item are the valves, titanium retainers, springs, rocker arms already assembled. Also gaskets and a matching camshaft. Basically everything you need for assembly, good to go.
This cylinder head is plug and play for 14+ Yamaha non-VVA engines with o2 sensor bung at the exhaust port. For early models with o2 sensor bung, please check out the other V1 version of this cylinder head.
- 25/IN 22/EX valves
- Valve retainers, springs, rocker arms and camshaft
- Intake snorkel for Yamaha T150.
- Head gasket
- Mounting hardware and hose clips
- *Special Intake snorkel sold separately for R15*
Yamaha Y15ZR/Jupiter MX King/Spark/Exciter/Sniper MX/ T150
Yamaha YZF-R15 V2/MT-15/Xabre/M-SLAZ