Best in 7 days
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Ships within 48 hours · Estimated delivery Jul 3 - Jul 8
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Description
BTR GM LS7 .685" Lift Dual Valve Spring Kit & Titanium Retainers. 685" Lift Dual Spring Kit for LS7 engines using limited stock rocker arm setups and Roller Rockers. Includes dual springs, matching titanium retainers, your choice of locators for Stock or bronze guides, locks and seals. Spring specs are 170 lbs @ 1. 800", 380 lbs @ 1. 180", 450 lbs @ 1. 115, coil bind @ 1. 000" This is a drop in spring kit for all 15 degree LS7 heads. This kit will not fit LS9 engines, please see item SK006 for LS9 heads. Stock
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
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.5 ★★★★★
Based on 1168 reviews
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Product Reviews
★★★★★ 5
Smooth and ergo nice mouse.
Size: 1 Pack, Style: USB Receiver, Color: Swift Grey
I needed this little thing quickly and got it within 2 hours of ordering. It was only an extra five bucks to get it now. Would have burned more than that in fuel. Works exactly as I would have expected. Perfect.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 11, 2026
★★★★★ 5
Simple and efficient
Size: 1 Pack, Style: USB Receiver, Color: Swift Grey
This is a dandy little item. Easy to use straight out of the box, No fancy bells and whistles.but why should a mouse try to replicate commands that are on the laptop?
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 16, 2026
★★★★★ 4
Simple, Reliable, and Works Great
Size: 1 Pack, Style: USB Receiver, Color: Swift Grey
The Logitech M185 has been exactly what I needed for everyday computer use. Setup took less than a minute—just plug in the tiny USB receiver and it was ready to go. The mouse responds smoothly, tracks accurately, and feels comfortable in my hand even after several hours of use.
What I appreciate most is the reliability. The wireless connection has been stable with no noticeable lag or dropouts, and the battery life has been excellent. For browsing, office work, and general daily tasks, this mouse delivers solid performance at a very reasonable price. I'm extremely happy with it.
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Reviewed in the United States on June 11, 2026
★★★★★ 5
Great.
Size: 1 Pack, Style: USB Receiver, Color: Swift Grey
Great deal. Works great.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
★★★★★ 5
Great mouse
Size: 1 Pack, Style: USB Receiver, Color: Swift Grey
It synced right up and is working great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 7, 2026
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