Moto Tassinari VForce4 Reed Valve System V4144-2 for Yamaha YFZ350 Banshee 1987–1996

Moto Tassinari has extracted more power and more performance from our already proven Vforce3 reed valve system design for the 85cc market, by offering the all-new Vforce3i with integrated intake boot (included on CR, RM & YZ models only). the Vforce3i shares many of the same features as it’s legendary big brother, along with these additional unique features

Upgrade the intake performance of your Yamaha YFZ350 Banshee with the Moto Tassinari VForce4 Reed Valve System, manufacturer part number V4144-2. Designed for improved airflow and more responsive engine performance, this reed valve system helps optimize the intake tract for strong throttle response and efficient fuel-air delivery.

The VForce4 system uses Moto Tassinari’s advanced reed valve technology, including a high-flow cage design, durable reed petals, and engineered reed stops that promote controlled petal movement. These components work together to improve airflow through the intake while supporting consistent operation across the engine’s usable power range. The result is a dependable performance upgrade for riders seeking sharper response and improved intake efficiency from their Banshee 350.

Feature: High-flow reed valve system designed to improve intake airflow and engine response.
Feature: Engineered reed cage supports efficient fuel-air distribution into the engine.
Feature: Durable reed petals provide consistent operation and responsive performance.
Feature: Controlled reed movement helps promote stable operation at varying engine speeds.
Feature: Application-specific design provides direct fitment for Yamaha YFZ350 Banshee models.

This Moto Tassinari VForce4 Reed Valve System fits Yamaha YFZ350 Banshee models from 1987 through 1996. Verify the vehicle model and year before installation to confirm compatibility. The manufacturer part number is V4144-2, and the vendor part number is V4144-2.

Features:

• High-flow reed valve system designed to improve intake airflow and engine response
• Engineered reed cage supports efficient fuel-air distribution into the engine
• Durable reed petals provide consistent operation and responsive performance
• Controlled reed movement helps promote stable operation at varying engine speeds
• Application-specific design provides direct fitment for Yamaha YFZ350 Banshee models from 1987 through 1996

Fitment:
1987 Yamaha YFZ350 Banshee
1988 Yamaha YFZ350 Banshee
1989 Yamaha YFZ350 Banshee
1990 Yamaha YFZ350 Banshee
1991 Yamaha YFZ350 Banshee
1992 Yamaha YFZ350 Banshee
1993 Yamaha YFZ350 Banshee
1994 Yamaha YFZ350 Banshee
1995 Yamaha YFZ350 Banshee
1996 Yamaha YFZ350 Banshee
1997 Yamaha YFZ350 Banshee
1998 Yamaha YFZ350 Banshee
1999 Yamaha YFZ350 Banshee
2000 Yamaha YFZ350 Banshee
2001 Yamaha YFZ350 Banshee
2002 Yamaha YFZ350 Banshee
2003 Yamaha YFZ350 Banshee
2004 Yamaha YFZ350 Banshee
2005 Yamaha YFZ350 Banshee
2006 Yamaha YFZ350 Banshee