PROFORM 66776 Digital Valve Spring Tester, 1,000 lb. Range

The PROFORM 66776 Digital Valve Spring Tester provides an accurate, convenient way to measure valve spring pressure during engine assembly, maintenance, and performance tuning. Its digital readout delivers clear pressure measurements across a range of up to 1,000 pounds, helping engine builders and technicians verify spring performance with confidence. The tester is designed for valve springs up to 4 inches tall and is suitable for a wide variety of automotive and high-performance applications.
The 1-pound measurement scale makes it easier to identify pressure variations that can affect valve-train operation, durability, and engine performance. By checking springs before installation or during service, users can help confirm that components meet the intended specifications and identify weak or inconsistent springs. The digital format allows for quick readings and straightforward monitoring throughout the testing process.
Built for practical shop use, the PROFORM 66776 combines a broad pressure range with a compact benchtop design that is easy to position in an engine-building or service area. It is a useful tool for professional engine builders, performance enthusiasts, and technicians who require repeatable valve spring testing without relying on estimates or manual interpretation. The tester is supplied as an individual unit and is ready to support precise valve-train inspection.

Features:

• Brand: PROFORM

• Part Number: 66776

• Tester Type: Digital valve spring pressure tester

• Pressure Range: Measures valve spring pressure up to 1,000 pounds

• Measurement Scale: Reads in 1-pound increments

• Spring Compatibility: Designed for valve springs up to 4 inches tall

• Application: Suitable for engine assembly, maintenance, and performance testing