Performance Springs Holden LS1 Dual Valve Springs, Titanium Retainers & Base Locators Kit – PST 70668K
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Performance Springs PST 70668K is a complete performance valve spring, titanium retainer and base locator kit designed for Holden LS1 engines.
The kit features PVS dual valve springs matched with titanium retainers and base locators, providing an upgraded valve train solution for Holden LS1 performance applications.
The springs are designed to install at 1.80" installed height, with 130 lb seat pressure and 330 lb pressure at 0.630" lift. The maximum specified valve lift is 0.635".
Product Specifications:
- Engine Model: LS1
- Spring Type: PVS Dual Valve Springs
- Installed Height: 1.80"
- Seat Pressure: 130 lb
- Pressure @ 0.630" Lift: 330 lb
- Maximum Valve Lift: 0.635"
Kit Includes:
- 16 × PVS valve springs
- 16 × Titanium valve spring retainers
- 16 × Base locators
Valve Stem Seals:
Valve stem seals are not included with this kit. Performance Valve Springs specifies VSS 191-16 as the required valve stem seal set.
This kit is designed for LS1 performance applications requiring increased valve spring pressure and upgraded valve train components.
Important: Always verify installed height, valve lift, spring pressures, coil bind clearance, retainer compatibility, base locator fitment and valve stem seal clearance before installation. Performance Valve Springs states that valve spring pressure specifications have an approximate ±8% tolerance and that the installer is responsible for checking all dimensions, pressures, applications and specifications before, during and after installation.
Performance Valve Springs also notes that its titanium retainers are made in-house and may be subject to availability delays.
| Product Name | Performance Springs Holden LS1 Dual Valve Springs, Titanium Retainers & Base Locators Kit – PST 70668K |
|---|---|
| Brands | Performance Springs |
| Engine | GM / LS, LS 5.7L and 6.0L V8 |
| Make | Chevrolet, GM, Holden, LS Chev |
Delivery & Freight
We are an Australian-based company that ships items nationally and internationally, usually within 48 hours of receiving your order. High-value items shipped internationally are sent via DHL Express, while lower-value items are sent via Australia Post Express unless otherwise instructed.
You can calculate shipping rates inside the shopping cart. After adding all the products you would like, navigate to the cart and click the ESTIMATE SHIPPING & TAX link. .
If you only see the Click and Collect shipping option, it means that your address was not validated correctly.
If you have issues calculating freight, please get in touch. We are happy to help.
If you are outside of Australia, you are responsible for any duty or taxes charged by your government."
Disclaimer:
Product images are for description purposes only. Actual product may vary.
Shipping calculations available at checkout.
If you are unsure, get in touch by emailing [email protected], messaging us on Facebook, or phoning us at +61 7 5645 1333 (8am to 2pm AET).
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