PAC Racing Springs PAC-T903 Valve Spring Height Gauge, 1.400–1.900 in Range

The PAC Racing Springs PAC-T903 Valve Spring Height Gauge is a precision tool designed for accurately measuring valve spring installed height during engine assembly, inspection, and tuning. Its 1.400–1.900 inch measurement range accommodates a broad selection of performance cylinder head and valvetrain applications, helping builders establish consistent spring setup and verify critical clearances with confidence.
The gauge features a 1.200 inch inside diameter and advances 0.050 inch per turn for controlled, repeatable adjustments. This practical design supports efficient measurements while reducing guesswork during valve spring installation. Use the PAC-T903 to help confirm installed height specifications and maintain the correct relationship between valve springs, retainers, seats, and related valvetrain components.
Finished with an orange anodized surface, the PAC Racing Springs height gauge is easy to identify in a busy workshop or engine assembly area. It is supplied individually and is well suited for professional engine builders, race teams, machine shops, and experienced enthusiasts who require a dependable valve spring measurement tool. The PAC-T903 combines straightforward operation with the precision needed for high-performance valvetrain service.

Features:

• Measurement Range: 1.400–1.900 inches for versatile valve spring installed-height measurements

• Inside Diameter: 1.200 inches for compatibility with applicable valve spring and retainer setups

• Adjustment: 0.050 inch per turn for controlled, repeatable positioning

• Finish: Orange anodized for durability and quick tool identification

• Application: Designed for valve spring height measurement during engine assembly and valvetrain setup

• Quantity: Sold individually