SPARKWHIZ 36-181 Jet Assortment Kit for Holley Carburetors — 72 Brass Jets (Sizes 64-99)
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Description
xOverview
Discover the SPARKWHIZ 36-181 Jet Assortment Kit, a precision brass jet set built for Holley carburetors. Whether you are replacing worn jets or exploring a wider range of sizes for tuning, this kit places a broad selection at your fingertips in a compact, organized package. The premium brass construction pairs durability with reliable sealing, supporting routine maintenance and adjustment sessions without sacrificing accuracy.
What’s included
- 72 jets total across sizes 64–99, two pieces per size, with a standard 1/4"-32 thread.
- A durable plastic case with numerically labeled sections for fast retrieval and neat storage.
- Jet sizes arranged to help you compare performance across different bore openings during tuning.
Compatibility and verification
This kit is designed for Holley carburetor models 2010, 2300, 4010, 4011, 4150, 4160, and 4500. Before purchasing, please verify your carburetor model, size, and specifications to ensure a proper fit. The kit supports informed tuning and routine maintenance by hobbyists and professionals who handle carburetors regularly.
Durability and material
Made from premium brass, these jets offer wear resistance and long-term durability, helping maintain consistent performance through multiple tuning sessions.
How to use and stay organized
Use the assortment to trial different jets during tuning. Start with a mid-range size, then adjust based on observed performance. The labeled case helps you stay organized as you test and log results.
Tips for effective tuning
Test one jet at a time and monitor idle stability, acceleration, and fuel response. Record findings with each size and revert to baseline when needed. Keep jets clean and stored in their labeled slots to prevent mix-ups.
Notes on care and handling
- Handle jets with appropriate tools to avoid damaging bore openings.
- Store in a dry environment to minimize brass tarnish and corrosion over time.
While results may vary depending on engine setup and operating conditions, this kit offers a practical range for exploring tuning possibilities on Holley carburetors.
FAQ
Q: What Holley carburetor models are compatible with the SPARKWHIZ 36-181 Jet Kit?
A: Compatible with Holley models 2010, 2300, 4010, 4011, 4150, 4160, and 4500.
Q: How many jets and sizes are included in the kit?
A: 72 jets total, sizes #64 to #99, two pieces per size, with 1/4-32 thread.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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