PAC Racing 1219 LS Valve Spring Kit .625" Lift with Retainers Seals & Locks | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LS6 LQ4 LQ9 Engines
Product details
| Management number | 221748720 | Release Date | 2026/05/03 | List Price | $120.00 | Model Number | 221748720 | ||
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The PAC Racing Springs PAC-1219 Ovate Beehive Valve Spring Kit delivers unmatched reliability and performance for street and mild racing LS engine applications. Engineered with PAC’s premium 1200 Series alloy and shot-peened to aerospace standards, these springs offer superior fatigue strength, consistent spring pressure, and long service life. Ideal for camshaft upgrades or performance rebuilds, the PAC-1219 springs maintain the precision load required to handle aggressive lift profiles without valve float or coil bind. Each kit includes springs, retainers, locks, and seals for a complete installation package.
- High-Performance Beehive Design: Ovate wire shape reduces mass while maintaining high spring pressure stability—ideal for aggressive camshaft applications.
- Premium Alloy Construction: Manufactured from a high-strength alloy that surpasses industry standards, shot-peened to aerospace specifications for superior fatigue resistance and durability.
- Optimized Performance Range: Perfect for street performance and mild racing setups, providing consistent load control at high RPMs.
- Complete Kit: Includes (16) valve springs, (16) retainers, (32) valve locks, and (16) hat seals—everything needed for a full valvetrain refresh or upgrade.
- Precision Specifications: Max Lift: .625" | Spring Rate: 340 lbs/in | Coil Bind: 1.100" | Installed Height: 1.800" @ 135 lbs | Open Load: 348 lbs @ 1.175".
| Brand | Michigan Motorsports |
|---|---|
| Model | Pac-1219 Spring Kit |
| Set Name | Complete LS Valve Spring Kit |
| Size Name | One Size |
| Item Shape | Oval |
| Part Number | Pac-1219 Spring Kit |
| Manufacturer | Michigan Motorsports |
| Material Type | Aluminum |
| Item Type Name | Ovate Beehive Springs |
| Item Dimensions | 7.5 x 5.5 x 3 inches |
| Number Of Items | 1 |
| Number of Pieces | 80 |
| Included Components | No |
| Warranty Description | 30 Days |
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