Moto Tassinari V-Force VF4R Reed Valve Part Number:A17-000510 (MFG #: V4R26) and lock-nut is included

and lock-nut is included

Pulls hard through the entire powerband

Lycra fourchettes for optimal fit

which ensure maximum cleanliness of all engine parts

Suitable for most all types of motorcycles

Moto Tassinari V-Force VF4R Reed Valve Part Number:A17-000510 (MFG #: V4R26) and lock-nut is includedThe unique design of the VForce reed valve system features double the reed tip surface over a conventional reed valve design. This has two major benefits: 1) The reed petals only travel half the distance as a conventional reed valve design to get the same airflow. 2) Because the reed petals only need to travel half the distance of that on a conventional reed valve design, there is a greater chance of them being fully opened as well as a better chance