Feature:
1: According to the original factory specifications,perfect match for the original car.
2: Own different test machines to design exact accurate parameter for our products.All switches were tested for performance.
3: Made by high quality material, lightweight, anti-rust, colorfast and durable.
4: Aftermarket product with premium quality.
5: Stable performance, high reliability,suitable for replacing your broken one.

Specifics:
Condition: 100% Brand New
Material: Steel
Color: show as pictures
Manufacture Part Number:SK001S
Interchange Part Number:Steel Retainers, LS1 LS2 LS3 LS4 LS6 L76 L92 L99 LQ4 LQ9 L33 LSA
Other Part Number:SK001
Type:Valve Spring
Fitment Type:Direct Replacement

Fitment:
Fits for Gen3 and Gen4 LS Engines:
LS1 LS2 LS3 LS4 LS6 LQ4 LQ9 4.8 5.3 6.0 6.2
(Does not fit LS7 or LS9, message us for those kits)

Package Include:
Platinum .660 Lift Dual Valve Springs (16)
Steel Retainers (16)
Spring Locators for stock guides (16)
Valve Stem Seal Set (16)
​Locks (32)

[* Instruction is not included!]

Note:
1Please check the description or use the year/make/model check finder and replace part numbers to confirm the compatibility before purchasing.
2.Professional installation is recommended.