Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only)

Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only)

Marsoni

M251S

$10.44

Get it in 3 business days with 1 day shipping. Friday, May 29

Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only)Supertech Mini Cooper N14B16 N18B16 Beehive Valve Spring Single (Fits OEM Retainer)

Easy Shipping

Quick Dispatch:

Your Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only) orders ship within 1-2 business days.

Delivery Options:

Standard: 3-7 business days
Fast: 2-3 business days
Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only) ships.

Need Help?
Questions about Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only), sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Supertech Mini Cooper N14B16/N18B16 Beehive Valve Spring - Single (Fits OEM Retainer / D/S Only) in your area.

Get Shipping Estimates

Country Zip/Postal Code

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

I decided to try LIQUI MOLY Valve Clean to help keep the intake valves clean and maintain engine performance, and I’m really impressed with the results. After adding it to the fuel tank and running through a full tank of gas, the engine felt noticeably smoother and more responsive. It’s very easy to use—just pour it into the fuel tank as directed. I also like that it’s from LIQUI MOLY, a brand known for high-quality automotive additives. While it’s not a miracle fix for serious mechanical issues, it’s a great preventative maintenance product to help reduce deposits and keep the engine running efficiently. I plan to use it periodically as part of my regular maintenance routine.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on March 7, 2026

Verified Purchase

Jack

Louisville, US

★★★★★ 5

Must have.

Size: 150 ml, Pack of 1

Very good product, works great.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on May 7, 2026

Verified Purchase

Robert Cordrick

Carnegie, US

★★★★★ 5

Good for routine engine care

Size: 150 ml, Pack of 1

Definitely not a cure-all for major mechanical problems, but it works well as a preventative step. It helps lessen deposits and keeps the engine running smoothly. I intend to use it regularly as part of my maintenance schedule to keep everything in good shape.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on April 21, 2026