Dirt Bike Reeds
Dirt Bike Reed Valves & Torque Spacers for Honda, Yamaha, KTM & Husqvarna at JJ Motorsports
Enhance your dirt bike's low-end torque and throttle response with premium reed valves, petal sets, and torque spacers from JJ Motorsports. Our selection includes high-performance V-Force reed cages, replacement petals, and CNC-machined spacers designed for superior fuel-air mixture acceleration, increased horsepower, and smoother power delivery in motocross, enduro, and trail riding. Compatible with top models like Honda CRF, Yamaha YZ, KTM SX/EXC, Husqvarna, and Gas Gas, these durable components reduce carbon buildup, improve mid-range punch, and ensure reliable performance in 2-stroke engines. From Moto Tassinari's innovative V-Force 4X systems to Moose Racing's torque-optimizing spacers, upgrade your intake setup for better acceleration and efficiency on every rip.
Shop trusted brands like V-Force/Moto Tassinari and Moose Racing for race-proven quality. Explore related categories such as dirt bike carburetor rebuild kits for full maintenance or dirt bike air and fuel for complete intake systems.
Top Dirt Bike Reed Valves & Parts
- VFORCE/MOTO TASSINARI V-Force 4X Reed Valve Set - Gas Gas/Husqvarna/KTM V4X26AM – This reed valve set is designed for Gas Gas, Husqvarna, and KTM dirt bikes, offering exceptional durability and improved performance over stock systems. It increases engine power and enhances throttle response.
- VFORCE/MOTO TASSINARI Replacement V-Force 3 Reed Petal Set - Honda 3P793A – This replacement reed petal set accelerates the air mixture for increased airflow, resulting in higher horsepower for dirt bikes. It is designed for Honda models and should be ordered one set per reed cage.
- MOOSE RACING Torque Spacer - YZ125 '05-08-302 – This CNC-machined aluminum torque spacer shifts the torque curve to favor the low-end to mid-range of the rev range for Yamaha YZ125 models from 2005 to 2008. It includes gaskets and bolts for installation between the cylinder and reed valve, eliminating interference problems and enhancing off-road performance.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
BOYESEN Radiator Valve - RM250 '93 RAD24A
BOYESEN
$179.95The Boyesen Radiator Valve optimizes intake charge distribution to your RM250's cylinder, translating into sharper throttle response and measurable horsepower gains across the entire rpm band. By maintaining consistent flow velocity through the valve and...RAD24A- SKU:
- RAD24A
- Availability:
- Ships Same Business Day
- Weight:
- 1.06 LBS
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- TYPE:
- DUAL STAGE
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - RM250 '90-'92 RAD-24
BOYESEN
$179.95If you're running a RM250 two-stroke, intake charge distribution directly impacts throttle response and mid-range power delivery. The Boyesen Radiator Valve optimizes flow velocity through the intake tract, ensuring an even charge distribution across all...RAD24- SKU:
- RAD24
- Availability:
- Ships Same Business Day
- Weight:
- 1.13 LBS
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- UNITS:
- EACH
$179.95 -
BOYESEN Radiator Valve RM125 '01 RAD21G
BOYESEN
$179.95The Boyesen Radiator Valve optimizes intake charge distribution across your RM125's cylinder head, eliminating dead zones that rob you of peak horsepower. By maintaining consistent flow velocity through a precisely engineered reed system, this valve...RAD21G- SKU:
- RAD21G
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- COLOR/FINISH:
- SILVER
- UNITS:
- EACH
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - RM125 RAD21F
BOYESEN
$179.95If you're serious about extracting maximum performance from your RM125, the Boyesen Radiator Valve is a straightforward way to gain noticeable gains in throttle response and mid-to-top-end horsepower. By optimizing intake charge velocity and distribution...RAD21F- SKU:
- RAD21F
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Radiator Valve - RM125 '92-'93 RAD-21A
BOYESEN
$179.95If you're running a RM125 two-stroke, intake charge distribution directly impacts how your engine responds and produces power across the rpm band. The Boyesen Radiator Valve optimizes flow velocity and redirects the intake charge evenly to your ports,...RAD21A- SKU:
- RAD21A
- Availability:
- Ships Same Business Day
- Weight:
- 1.13 LBS
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- COLOR/FINISH:
- SILVER
- MODEL:
- RAD VALVE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- UNITS:
- EACH
$179.95 -
BOYESEN Radiator Valve - RM80 '94-'00 RAD20
BOYESEN
$169.95Stock intake manifolds compromise flow velocity and throttle response—the Boyesen Radiator Valve fixes both. By maintaining charge velocity through the valve and redirecting intake flow for even distribution across ports, this part delivers sharper...RAD20- SKU:
- RAD20
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- REED CAGE ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- MATERIAL:
- ALUMINUM
- MODEL:
- RAD VALVE
- UNITS:
- EACH
- MATERIAL:
- CARBON FIBER
$169.95Qty in Cart: 0Quantity:Price:$169.95Subtotal: -
BOYESEN Radiator Valve - KDX200/220 RAD14XA
BOYESEN
$179.95If you're running a KDX200 or KDX220, the Boyesen Radiator Valve is one of the most direct ways to unlock sharper throttle response and measurable horsepower gains across your entire RPM range. By optimizing intake charge distribution and maintaining...RAD14XA- SKU:
- RAD14XA
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
- MODEL:
- RAD VALVE
- TYPE:
- DUAL STAGE
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM
- MATERIAL:
- CARBON FIBER
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- REED CAGE ASSEMBLY
$179.95Qty in Cart: 0Quantity:Price:$179.95Subtotal: -
BOYESEN Pro Series Reed for RAD42 PSR23
BOYESEN
$64.95Reed valve performance directly impacts throttle response and acceleration in two-stroke engines—a sluggish reed setup costs you milliseconds and measurable horsepower. The Boyesen Pro Series PSR23 combines carbon fiber rigidity with a dual-stage design...PRO23- SKU:
- PRO23
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
BOYESEN Pro Series Reed for RAD34B PSR20
BOYESEN
$64.95The Boyesen Pro Series Reed delivers measurable gains in throttle response and acceleration by precisely timing intake cycles to match piston speed—critical for two-stroke engines where reed timing directly impacts horsepower and torque output. If you're...PRO20- SKU:
- PRO20
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- PRODUCT NAME:
- REED PETAL
- MATERIAL:
- CARBON FIBER
- BASE COLOR:
- YELLOW
- UNITS:
- SET
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
$64.95 -
BOYESEN Pro Series Reed - KX250 '03 PRO-193
BOYESEN
$62.95If you're running a KX250 and want measurable gains in throttle response and low-end acceleration, your reed valve design is doing the heavy lifting. The Boyesen Pro Series Reed uses a dual-stage carbon fiber and fiberglass construction that tracks...PRO193- SKU:
- PRO193
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
- MODEL:
- PRO SERIES
- PRODUCT NAME:
- REED PETAL
- RIDING STYLE:
- OFF-ROAD
$62.95 -
BOYESEN Pro Series Reed - KX125 '03 PRO-191
BOYESEN
$62.95If you're serious about extracting maximum power from your KX125, reed quality directly impacts throttle response and acceleration off the line. The Boyesen Pro Series delivers the quick intake response your engine demands, with a proven dual-stage...PRO191- SKU:
- PRO191
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED PETAL
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
$62.95 -
BOYESEN Pro Series Reed - RM250 '03 PRO-189
BOYESEN
$62.95If you're running a RM250 two-stroke, your reed valve design directly impacts throttle response, acceleration, and peak horsepower. The Boyesen Pro Series Reed eliminates lag and inconsistency by pairing a high-tech carbon fiber top reed with a...PRO189- SKU:
- PRO189
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- PRO SERIES
- BASE COLOR:
- YELLOW
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
- UNITS:
- SET
$62.95 -
BOYESEN Pro Series Reed for RAD12C PSR108
BOYESEN
$64.95The BOYESEN Pro Series Reed delivers the throttle response precision that separates competitive advantage from the competition. By combining a responsive carbon fiber top reed with a reinforced fiberglass/epoxy bottom reed, this two-stage design...PRO108- SKU:
- PRO108
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED PETAL
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
BOYESEN Pro Series Reed for RAD-24E PSR106
BOYESEN
$64.95A reed valve that actually delivers measurable performance gains, the BOYESEN Pro Series responds instantly to throttle input by precisely matching piston speed changes—eliminating the sluggish hesitation that costs you acceleration and top-end power. If...PRO106- SKU:
- PRO106
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
- MODEL:
- PRO SERIES
- PRODUCT NAME:
- REED PETAL
- RIDING STYLE:
- OFF-ROAD
$64.95 -
On Sale
BOYESEN Pro Series Reed for RAD21D PSR105
BOYESEN
MSRP: $64.95Now: $42.00Was: $64.95A reed valve is your engine's gatekeeper—it controls the precise timing of fuel and air mixture entering the combustion chamber, directly impacting throttle response and power delivery. The Boyesen Pro Series PSR105 combines carbon fiber technology with...PRO105- SKU:
- PRO105
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- PRODUCT NAME:
- REED PETAL
- MATERIAL:
- CARBON FIBER
- BASE COLOR:
- YELLOW
- TYPE:
- DUAL STAGE
- UNITS:
- SET
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
MSRP: $64.95Now: $42.00Was: $64.95 -
BOYESEN Pro Series Reed - KTM PSR102
BOYESEN
$64.95Reed valve performance directly impacts throttle response and acceleration in 2-stroke engines—a sluggish reed design costs you both horsepower and lap time. The Boyesen Pro Series Reed delivers the responsiveness you need by reacting instantly to piston...PRO102- SKU:
- PRO102
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- MODEL:
- PRO SERIES
- PRODUCT NAME:
- REED PETAL
- TYPE:
- DUAL STAGE
$64.95Qty in Cart: 0Quantity:Price:$64.95Subtotal: -
BOYESEN Pro Series Reed for RAD-01C PSR100
BOYESEN
$64.95If you're chasing peak throttle response and acceleration, reed valve performance is non-negotiable—and the BOYESEN Pro Series Reed delivers the speed and precision you need to outpace the competition. The dual-stage carbon fiber construction responds...PRO100- SKU:
- PRO100
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REPLACEMENT REED FOR RAD01B/01C
- TYPE:
- DUAL STAGE
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
$64.95 -
BOYESEN Pro Series Reed - YZ125 PRO08
BOYESEN
$62.95If you're running a YZ125 and want measurable gains in throttle response and acceleration, the Boyesen Pro Series Reed delivers real performance improvements where it matters most—at the intake. The dual-stage carbon fiber and fiberglass design responds...PRO08- SKU:
- PRO08
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- BASE COLOR:
- YELLOW
- MATERIAL:
- CARBON FIBER
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
- MODEL:
- PRO SERIES
$62.95 -
BOYESEN Pro Series Reed - RM250 '96 PRO07
BOYESEN
$62.95If you're running an RM250 and leaving performance on the table, your reed valve design is likely the culprit. The Boyesen Pro Series Reed delivers the throttle response and peak power output that separates competitive racers from the field, thanks to a...PRO07- SKU:
- PRO07
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- MODEL:
- PRO SERIES
- PRODUCT NAME:
- REED PETAL
- BASE COLOR:
- YELLOW
- MATERIAL:
- CARBON FIBER
- UNITS:
- SET
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
$62.95 -
BOYESEN Pro Series Reed - RM250 '93-'95 PRO06
BOYESEN
$62.95If you're running a RM250 two-stroke, your reed valve is the gateway to peak performance—and a worn or poorly designed reed will cost you horsepower, throttle response, and consistency at the line. The Boyesen Pro Series Reed delivers the quick intake...PRO06- SKU:
- PRO06
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- CARBON FIBER
- MODEL:
- PRO SERIES
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- DUAL STAGE
- BASE COLOR:
- YELLOW
- PRODUCT NAME:
- REED PETAL
- UNITS:
- SET
$62.95Qty in Cart: 0Quantity:Price:$62.95Subtotal:
