



π Elevate your Chevyβs heart with precision power!
The .550" Lift Z28 RV Valve Springs Set by Enginetech is engineered for small block Chevy engines from 1955 to 1993. Featuring a 1.260" outside diameter and .785" inside diameter, these springs support camshaft lifts up to .550" with a robust open pressure of 318 lbs. Designed as a single spring with damper, they provide durable, reliable valve control ideal for towing, RV use, and mild camshaft upgrades.
| Manufacturer | enginetech |
| Brand | Enginetech |
| Item Weight | 3.23 pounds |
| Package Dimensions | 10.67 x 5.83 x 2.28 inches |
| Item model number | ERV-943 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | ERV-943 |
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