Moroso 62390 Valve Seat Pressure Tester – 0-300 lbs/in. Range


  • The original tool for checking valve seat pressure on an assembled engine!
  • Built-in 300-lb reading scale
  • Fits roller rockers on Small Block, Big Block, and 90° V6 Chevy; Ford 221-302, 351-400 SVO and Ford Windsor engines, and most other wedge-type engines
  • Use with Moroso Stud Mount Valve Spring Compressors No. 62370 for the most accurate method of maintaining the valvetrain on a fully assembled engine
SKU: MOR62390 Category:

Valve Seat Pressure Tester

Weight 1.67 lbs
Dimensions 11.8 × 6.9 × 2.9 in



Manufacturer Part Number


Valve Seat Pressure Tester

Prop65WARNING: These auto parts can expose you to chemicals including phthalates and lead. Installing or using these parts can expose you to other parts containing these chemicals and to engine exhaust, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to