Kuryakyn Assembly Dual Velocity Ring Injection - 409473
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Universal fit — no vehicle restriction.
- Part number
- KUR409473
- Manufacturer part number
- 409473
- Brand
- Kuryakyn
- Part type
- Hardware - Singles
- Clearance
- Yes — clearance item
- Prop 65
- ⚠️ WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov
- Special order
- Yes — ordered in for you; allow extra time
- Box size:
- 3.50 × 0.50 × 3.50 (in)
Complete the job
Read before you buy
- Precision crafted for Kuryakyn velocity injection systems
- Improves fuel atomization and combustion efficiency
- Balances airflow between engine cylinders
Optimized velocity ring injection assembly for Harley-Davidson and aftermarket use, balancing airflow and improving fuel atomization for smoother throttle response and enhanced engine efficiency
- Precision crafted for Kuryakyn velocity injection systems
- Improves fuel atomization and combustion efficiency
- Balances airflow between engine cylinders
- Clearance Item:
- Y
- LTL:
- N
- MPN:
- 409473
- Proposition 65:
- Y
- Special Order:
- Y
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Kuryakyn
Kuryakyn Assembly Dual Velocity Ring Injection - 409473
Kuryakyn Assembly Dual Velocity Ring Injection - 409473 FAQ
This is a universal part: it is not tied to one vehicle. Check the Part details and the maker's guide for the sizes it is made for.
What's in the box above lists what the maker includes when we have it, and the maker's guide names any tools or extra parts.
Many parts are bolt-on jobs with hand tools; the maker's guide on this page shows the steps and the torque figures. If it is beyond your tools, a shop can fit it.
Check the vehicle list above against your exact year and trim before ordering. If something is off, call or text us at 813-535-5801 and we will sort it out.
Yes — monthly options show right under the Add to Cart button. Affirm, Klarna, PayPal Pay Later and Snap Finance are offered at checkout, and checking what you qualify for does not affect your credit score.
It balances airflow between engine cylinders and improves fuel atomization and combustion efficiency.
It is described as giving smoother throttle response and enhanced engine efficiency.
It is precision crafted for Kuryakyn velocity injection systems, for Harley-Davidson and aftermarket use.
Install and care: universal
- Before you start, read the maker's guide on this page end to end and lay out every part against the What's in the box list.
- Do torque every fastener to the maker's figure with a torque wrench, and re-check it after the first drive.
- Don't force a part that does not line up: check the vehicle list on this page against your exact year and trim first.
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