Winter Boat Upgrade Event

Sierra Compression Tester For Mercury/Mariner Engine, Sierra Part #18-9800

Item # 326882
Please make sure all selections are complete and a valid quantity is entered and try again.

Ships within 5 - 6 business days


  • Sierra Part #18-9800

  • Compression tester

  • For Mercury/Mariner engine

Product Summary 

Sierra compression tester for Mercury/Mariner engine. Sierra Part #18-9800.