Blowsion 1-Piece Billet Head Kit for Yamaha 701/760 and 850 Engines. The new Blowsion one-piece Yamaha Billet Aluminum/CNC Performance cylinder head kit gives you the best of both worlds with excellent horsepower gains, better cooling capacity and a price that is easy on the wallet. These state-of-the-art heads use the same replaceable domes of our popular 2-piece girdled Yamaha heads and utilize an improved squish band design for easy tuning and more compression for pump gas friendly horsepower. Up to 70% better cooling, increased reliability and CAD designed combustion chambers ensure maximum performance and long engine life. Blowsion Girdle Kit available for those looking for maximum cylinder support. Head includes brass water fittings, o-rings and installation instructions. Installs with OEM Yamaha Cylinder Head Bolts or Optional Stainless Steel Head Hardware Kit (Sold Separately). NOTE: Not compatible with stock or aftermarket exhaust systems that mount to the cylinder head.
Color Options
PN# 01-03-112 - Anodized Purple
PN# 01-03-113 - Anodized Clear
PN# 01-03-116 - Anodized Orange
PN# 01-03-117 - Anodized Red
PN# 01-03-118 - Anodized Black
PN# 01-03-119 - Anodized Green
PN# 01-03-120 - Anodized Blue
NOTE: There are no provisions for OEM Yamaha or Aftermarket Exhaust to mount to Cylinder Head.
Blowsion products are intended for closed course competition use only. These products are not designed, tested, or approved for use on public waterways or pollution-controlled vehicles.
Installation and operation of Blowsion components may affect the safety, emissions compliance, and legal status of your watercraft. Use of these products on public waterways may be a violation of federal, state, or local laws.
By purchasing and installing Blowsion products, the user assumes all responsibility and risk associated with their use, including but not limited to personal injury, property damage, or legal penalties.
Always follow proper safety procedures and consult with a qualified technician for installation.
Product Installation Disclaimer:
Warning:
When using electric or battery-operated tools inside the hull, ensure the area is well-ventilated and free of fumes. Failure to follow this precaution may result in fire, explosion, serious injury, or death.
Disconnect the battery before performing any installation or maintenance to prevent accidental ignition or electrical shock.
Allow the engine to cool completely before beginning installation.
No Smoking!
This kit is not designed for use on vehicles equipped with pollution control systems. Installing this kit on such vehicles may violate state or local laws
