97-98 YZ250 BOY.RAD.VALVE RAD-34D
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Boyesen Rad Valve RAD-34D features carbon fiber reeds for enhanced performance. It maintains flow velocity and redirects the intake charge for even distribution to intake ports, resulting in sharper throttle response, added torque for improved performance on hills, through corners, and over technical jumps, and increased horsepower across all ranges. The one-piece aluminum casting requires no trimming or plastic inserts.
- SKU
- 05-R34D
- Brand
- Boyesen
- Availability
- In Stock (4)
Fitments (2)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YZ 250 | 1997 |
| YAMAHA | YZ 250 | 1998 |
- General Product Group
- Carburettor & Intake
- General Product Type
- Reeds - Valve
- Variant Id
- 208787
FULL DESCRIPTION
Boyesen Rad Valve - RAD-34D
Experience enhanced performance with the Boyesen Rad Valve, now featuring carbon fiber reeds for superior gains. This innovative design maintains flow velocity and redirects the intake charge for a more even distribution to the intake ports. The result is a sharper, quicker throttle response and improved torque, making your ride more potent on hills, through corners, and over technical jumps. You'll notice increased horsepower across all RPM ranges, particularly in the low-, mid-, and top-end.
Constructed from a one-piece aluminum casting, this Rad Valve requires no trimming or plastic inserts for installation. It is engineered to optimize your engine's intake system.
Key Features:
- Includes carbon fiber reeds for maximum performance.
- Maintains flow velocity and optimizes intake charge distribution.
- Delivers sharper, quicker throttle response.
- Increases torque for better acceleration and handling.
- Boosts horsepower in low, mid, and top-end ranges.
- Durable one-piece aluminum casting construction.
- No trimming or plastic inserts required for installation.
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
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