- Helps deliver air with velocities over 500 mph
- Power-channeled charge distributes unparalleled performance
- Full spectrum power and throttle response
- A true, bolt-on power boost
REVIEW SNAPSHOT®
by PowerReviewsPros
- Easy to use (4)
- Lightweight (4)
- Durable (3)
- Versatile (3)
Cons
Best Uses
- Off-road (6)
- Racing (4)
- Upgrade (3)
- Motorsports:
- Competitive cyclist (5), Motorcycle enthusiast (3)
Reviews
Reviewed by 7 customers
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Displaying reviews 1-7
Pros
- Easy To Use
- Lightweight
Cons
Best Uses
- Off-Road
- Racing
Comments about Boyesen - Rad Valve:
i added this with a fmf fatty and power core shorty muffler and after a little jetting it has transformed my 08 rm250 with greater throttle response and loads more power
- Motorsports:
- Casual Rider, Mechanic, Motorcycle Enthusiast
Pros
- Durable
- Easy To Use
- Lightweight
- Tough
- Versatile
Cons
Best Uses
- Replacement Part
- Upgrade
Comments about Boyesen - Rad Valve:
The Boyesen Rad Valve completely woke up my 98 CR500. I now have more torque and power with an unlimited power band. I love it.
- Motorsports:
- Mechanic, Motorcycle Enthusiast
Pros
- Durable
- Lightweight
- Versatile
Cons
Best Uses
- Off-Road
- Racing
- Replacement Part
- Upgrade
Comments about Boyesen - Rad Valve:
Straight out the best power gain for a 2 stroke for value for money.
- Motorsports:
- Casual Rider, Competitive Rider, Motorcycle Enthusiast
Pros
- Durable
- Easy To Use
- Lightweight
- Tough
- Versatile
Cons
Best Uses
- Off-Road
Comments about Boyesen - Rad Valve:
WE ride motocross and it has made a BIG difference to the power of the bike.The power delivery is so much better.
- Motorsports:
- Competitive Rider
Pros
Cons
Best Uses
- Off-Road
Comments about Boyesen - Rad Valve:
Easy and cost effective bolt on performance
- Motorsports:
- Competitive Rider
Pros
Cons
Best Uses
- Off-Road
- Racing
Comments about Boyesen - Rad Valve:
dramatic improvement in response and flexibility
- Motorsports:
- Competitive Rider
Pros
- Easy To Use
Cons
Best Uses
- Off-Road
- Racing
- Upgrade
Comments about Boyesen - Rad Valve:
Bolt it ride it.
Lot of low end on a 08 yz 125, i like it.
- Motorsports:
- Competitive Rider
Displaying reviews 1-7












