Page 382 - REPOWER REFERENCE GUIDE (2020)

Recommended Longblock Replacements
Components to Consider for Replacement

Customer Information
Customer name
Engine serial number
Date
Technician
Repair order number

Distributor Components Ignition Components
May
Components to require Requires Checked Components to May require Requires Checked
check future immediate and OK at check future immediate and OK at
attention attention this time attention attention this time
Distributor ⃞ ⃞ ⃞ Distributor cap ⃞ ⃞ ⃞
assembly
Distributor
housing assembly ⃞ ⃞ ⃞ Spark plug wires ⃞ ⃞ ⃞
Distributor shaft ⃞ ⃞ ⃞ Spark plugs ⃞ ⃞ ⃞
bushings
Distributor shaft ⃞ ⃞ ⃞ Coil ⃞ ⃞ ⃞
Distributor gear ⃞ ⃞ ⃞ Ignition module ⃞ ⃞ ⃞
Ignition sensor ⃞ ⃞ ⃞
Ignition points ⃞ ⃞ ⃞
Fuel System Components Cooling System Components
May Requires Checked May Requires Checked
Components to require immediate and OK at Components to require immediate and OK at
check future check future
attention attention this time attention attention this time
MC I/Alpha One
Carburetor ⃞ ⃞ ⃞ sterndrive water ⃞ ⃞ ⃞
pump
Bravo sterndrive
Injectors ⃞ ⃞ ⃞ seawater pump ⃞ ⃞ ⃞
Fuel pumps ⃞ ⃞ ⃞ Thermostat ⃞ ⃞ ⃞
Fuel pressure ⃞ ⃞ ⃞ Thermostat ⃞ ⃞ ⃞
Regulator housing
Fuel filters ⃞ ⃞ ⃞ Water hoses ⃞ ⃞ ⃞
Fuel lines ⃞ ⃞ ⃞ Circulating pump ⃞ ⃞ ⃞
Antisiphon valve ⃞ ⃞ ⃞ Oil cooler ⃞ ⃞ ⃞
Heat exchanger ⃞ ⃞ ⃞

Exhaust Components Electrical Components
May
May require Requires Checked Requires Checked
Components to Components to require
check future immediate and OK at check future immediate and OK at
attention attention this time attention this time
attention
Manifolds ⃞ ⃞ ⃞ Alternator ⃞ ⃞ ⃞
Risers ⃞ ⃞ ⃞ Starter ⃞ ⃞ ⃞
Elbows ⃞ ⃞ ⃞ Wiring harness ⃞ ⃞ ⃞
Shutters ⃞ ⃞ ⃞
Y‑pipe ⃞ ⃞ ⃞
Exhaust hose ⃞ ⃞ ⃞
Gaskets ⃞ ⃞ ⃞

Page 11B-2 © 2019 Mercury Marine 90-8M0149179 eng NOVEMBER 2018