Engine Parts & Systems

Sierra Pressure and Vacuum Tester 18-99530, Combination Marine Engine Diagnostic Tool

Sierra Spark Tester for 4 Cylinder Mercury Outboards, Part 18-99547

Sierra Insertion Tool for Evinrude Outboard Motors, Part 18-99557

Sierra Hose Assembly 18-99551 for Marine Oil Change Pump Systems

Sierra Spark Tester 18-99540 with Adjustable Open Spark Gap for 1-8 Cylinder Marine Engines

Sierra Pack Load Resistor 18-99541 for Marine Ignition Diagnostic Testing

Sierra Threaded Nozzle 18-99543 for Pressure and Vacuum Tester

Sierra Amphenol Tool Set 18-99539 for Johnson Evinrude Outboard Electrical Connectors

Sierra Lower Unit Filler Adapter 18-99536 for Mercruiser

Sierra Metric Adapter 18-99535 for Suzuki Outboard Engines, Cross to CDI Electronics 551-334S

Sierra Metric Adapter 18-99531 for Johnson Evinrude Outboard Ignition Systems

Sierra DVA Adapter - No Leads, 18-99532 Marine Diagnostic Tool Adapter

Sierra Volvo Gearcase Filler Adapter 18-99529

Sierra Gearcase Filler Replacement Hose Assembly 18-99526

Sierra Neon Spark Tester 18-99527, Inline 1-Cylinder Spark Checker for PWC Engines

Sierra Rectifier 18-99475, Compatible with Tohatsu 158-9501, Nissan Outboard Ignition System

Sierra Timer Base 18-99482 for Johnson Evinrude 6 Cylinder Outboard Engines

Sierra 18-99485 Engine Adapter Wiring Harness - Johnson/Evinrude Engine to Mercury Control Box

Sierra Mercury Mariner Engine Wiring Harness with Cannon Plug Connector, Part 18-99484

Sierra 18-99483 Trigger Disc for Mercury Mariner 6-Cylinder Outboards, Replaces MC# 393-4313

Sierra Ballast Resistor 2.0 Ohm 18-99495 for Johnson Evinrude Outboard Electrical System

Sierra Wire Harness 18-99462 for Johnson Evinrude Outboard Motors

Sierra Johnson/Evinrude Round Plug Internal Engine Wiring Harness 18-99480