Moto Tassinari VForce4 Reed Valve KTM 85SX, Husqvarna TC85 V4R85A

The Moto Tassinari VForce4 reed valve system has gotten even better on your KTM 85SX 2003-2020 or Husqvarna TC85 2014-2020

When racers looking for the performance edge on two-stroke race bikes. The VForce4 reed valve system for the KTM, Husqvarna will make even more horsepower and torque than before.

The new VForce4Ri utilizes a winged air guide that increases air velocity for a dramatic gain in throttle response. Paired with the new winged air guide is a custom intake manifold boot that offers a straighter shot to the intake that greatly enhances both airflow and performance. The VForce4Ri also incorporates carbon fiber per-curved reed petals designed to ensure superior reliability and maximum performance.

KTM 85 SX, Husqvarna TC 85:

• All-new reed petal resin system, carbon fiber and lay-up
• Pre-curved reed petal ensures better seal at tip
• Wider reed cage for maximum airflow
• Combined reed tip area increased by 10.5% resulting in increased total air flow
• Airfoil shape added to cage tip to increase air velocity from outer ports
• Long reed stops added to progressively slow petal tip velocity, for increased petal durability
• Reduced frontal area of central wing by 15.6% combined with a more aerodynamic shape   Rubber overmodling on reed tip surface of cage to further enhance petal life
• Pre-curved reed petal ensures better seal at tip

Click to see all the other performance parts for your KTM 85 SX

Click to see all the other performance parts for your Husqvarna TC 85

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