
HR Valve Spring Kits - GM LS - 1.034
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Shipping & Returns
Most orders ship within 1–2 business days from US warehouses. Tracking is emailed as soon as your order is on its way.
30-day hassle-free returns on unused parts in original packaging. Read the full returns policy
Overview
Unlock the full potential of your GM LS engine with the PAC Racing Springs HR Valve Spring Kits, designed specifically for enhanced performance and reliability.
- Optimized Performance: These valve springs provide superior stability at high RPMs, ensuring your engine operates smoothly under demanding conditions.
- Durable Construction: Crafted for longevity, these springs withstand extreme pressure and heat, reducing the risk of failure and maintaining engine efficiency.
- Enhanced Valvetrain Response: Experience quicker valve response times, which translates to improved acceleration and throttle response.
Weighing in at 4.8 lbs, the PAC Racing Springs HR Valve Spring Kits are an essential upgrade for serious enthusiasts looking to maximize their engine's performance.
Elevate your engine's capabilities with PAC Racing Springs, your trusted partner in high-performance parts.
- Ships fast from US warehouses
- 30-day hassle-free returns
Specifications
| Brand | PAC RACING SPRINGS |
| GTIN | 00193564535566 |
| Type | Engines and Components |
| Weight | 4.8 lb |




