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PAC Racing 1900 Series Dual Valve Spring Set – GM Gen III/IV LS
0.694 in. ID – 1.304 in. OD – 1.800 in. installed Height – 0.650 in. Max Valve Lift
Your Price: $237.65
SKU: PAC-1905-16
In Stock
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PAC Racing’s 1900 Series Hot Rod Valve Springs provide performance and quality on a budget. These springs utilize our signature PACaloy super clean wire and undergo a multi-peen process to optimize service life. Applications include Small Block Chevy, Big Block Chevy, AMC, GM Gen III/IV LS, Big Block Ford, Big Block Mopar, Buick V8, and more.
- Built using our signature PACaloy super clean wire to ensure strength and durability
- Multi-peen process to optimize service life
- Available in single and dual spring configurations
GTIN: 00193564532558
| Outer Diameter – Outer Valve Spring | 1.304 IN |
|---|---|
| Inner Diameter – Outer Valve Spring | 0.950 IN |
| Inner Diameter – Inner Valve Spring | 0.694 IN |
| Installed Height | 1.800 IN |
| Installed Load / Height (Valve Closed) | 160 LB @ 1.800 IN |
| Open Height | 1.125 IN |
| Open Load | 425 PS |
| Open Load / Height (Valve Open) | 425 LB @ 1.125 IN |
| Valve Spring Rate | 392 PS |
| Max Coil Bind | 1.020 IN |
| Max Valve Lift | 0.650 IN |
| Recommended Valve Spring Retainer – 300 Series | R335 |
| Recommended Valve Spring Seat | S129, S135 |
| Valve Spring Series | 1900 Series |
| Valve Spring Type | Dual |
| Valve Spring Application | Hot Rod |
| Primary Market | Drag Race|Street Performance |