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Ships within 48 hours · Estimated delivery Jul 26 - Jul 31
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Description
Brian Crower Mitsubishi 4G63/EVO 8/9 Single Spring & Steel Retainer KitUpgrade your Mitsubishi 4G63 or EVO 8 9 engine with the Brian Crower Single Spring & Steel Retainer Kit. Designed for high performance and durability, this kit is perfect for enthusiasts seeking reliable valve spring upgrades to enhance engine efficiency and power output. The kit features premium quality steel retainers paired with strong single valve springs crafted to withstand demanding motorsport conditions. Brian Crowers renowned expertise
Upgrade your Mitsubishi 4G63 or EVO 8/9 engine with the Brian Crower Single Spring & Steel Retainer Kit. Designed for high-performance and durability, this kit is perfect for enthusiasts seeking reliable valve spring upgrades to enhance engine efficiency and power output.The kit features premium-quality steel retainers paired with strong single valve springs crafted to withstand demanding motorsport conditions. Brian Crowers renowned expertise ensures a perfect fit and long-lasting performance, making it an essential choice for tuning and engine building projects.
Trust in the craftsmanship and reliability of Brian Crower parts to push your engine to its limits with confidence. Whether you are rebuilding a race engine or upgrading your street performance, this spring and retainer kit delivers precision and strength where it matters most.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
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
4.1 ★★★★★
Based on 5 reviews
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Product Reviews
★★★★★ 5
Great fit
Size: Medium, Color: White
Perfect fit and they don't slide off the back of your ankle.
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Reviewed in the United States on March 16, 2026
★★★★★ 5
Best socks!
Size: Medium, Color: Blue
I love these socks! They last for years and they fit so nicely on my feet. I love that I can wear the in tennis shoes or wool boots and they never move!
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Reviewed in the United States on October 21, 2025
★★★★★ 1
TOO SMALL
Size: Medium, Color: Blue
Nice socks, but they are way too small. Says they fit size 6 - 10. I kept 3 ( I wear size 8) and gave 3 to my daughter (size 8.5). We both agreed that they were just too small.
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Reviewed in the United States on May 12, 2026
★★★★★ 5
Style and comfort
Size: Medium, Color: Black
Exactly what I was looking for. Style and sock thickness and comfort.
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Reviewed in the United States on December 14, 2025
★★★★★ 5
Comfortable
Size: Medium, Color: Blue
So comfortable! They stay up perfectly love love love
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Reviewed in the United States on December 7, 2025