
CDI Electronics 511-9766 Mercury 91-850439T1 Spark Gap Tester Replacement
CDI Pressure & Vacuum Tester
Part Number: 551-33PV
Combination tester does both pressure & vaccum testing. Replaces: S34, V34 Testers. Includes: 551-34HA, 551-334M & 551-334S
551-34PV