Part of: Sierra Voltage Regulator for Sea-Doo PWC Engines
Other options in this family: Sierra 18-5743-1 Sierra 18-5732-1 Sierra 118-5743-1 Sierra 18-99404 Sierra 18-99412
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$141.18
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The Sierra 18-99439 voltage regulator is a charging system part for Mercury 4-cylinder outboards. A voltage regulator controls the voltage the charging system sends to the battery and the boat's electrical system. This keeps charging output steady while the engine runs.
Key Features:
Use it to restore proper charging system regulation on a 4-cylinder Mercury outboard.
Great shopping experience.
Juan
Great price; easy ordering and very timely delivery
RT
Part arrived on time. Happy customer
Edward W
good service,
Gerd S
Easy to order, great price and fast shipping. Great first buying experience.
Jason G
Competitive pricing & fast delivery
Vicki T
Answers were prompt and helpful
Martin D
all good on price and ordering
Scott K
Great parts fast shipping .
sue f
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