MerCruiser Engine Parts
-
OEM Quicksilver/Mercury Spark Plug Wire Kit 84-816608Q80
Mercury Marine / Quicksilver
$103.49 $78.12OEM Quicksilver/Mercury Spark Plug Wire Kit 84-816608Q80 Spark plug set 816608Q80 is for use on MerCruiser 5.7L Inboard and Tow Sports engines with Thunderbolt IV ignition systems (1998 through 2010).- Part Number:
- 710-84-816608Q80
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Red wires - Fits 5.7L MIE & Tow Sports with Thunderbolt IV ignition ('98 & Newer)
$103.49 $78.12 -
OEM Quicksilver/Mercury V6 Spark Plug Wires 84-816608Q82
Mercury Marine / Quicksilver
$91.49 $69.54OEM Quicksilver/Mercury V6 Spark Plug Wires 84-816608Q82 Spark plug set 816608Q82 is for use on V-6 MerCruiser engines (262 CID) made by General Motors with Delco HEI ignition systems (1996 through 2001).- Part Number:
- 710-84-816608Q82
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Red wires - Fits GM V-6 262 cid engines with Delco HEI ignition ('96 & Newer)
$91.49 $69.54 -
OEM Quicksilver/Mercury Spark Plug Wires 84-816761Q 7
Mercury Marine / Quicksilver
$80.49 $62.19OEM Quicksilver/Mercury Spark Plug Wires 84-816761Q 7 Spark plug set 816761Q7 is for use on V-6 MerCruiser engines (229 CID) with conventional points ignition systems (1983 through 1984).- Part Number:
- 710-84-816761Q 7
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Fits GM V-6 229 cid engines w/ conventional points ignition (1983-1984)
$80.49 $62.19 -
OEM Quicksilver/Mercury Spark Plug Wires 84-816761Q13
Mercury Marine / Quicksilver
$61.49 $45.68Spark plug set 816761Q13: Is for use on 3.0L and LX versions of MerCruiser engines with Delco digital ignition systems (1990 through 1995). Complete set of four spark plug wires with boots at spark plug end.- Part Number:
- 710-84-816761Q13
- Availability:
- In Stock - Ships same or next business day.
- Application:
- Fits MCM 3.0L/LX w/ Delco digital ignition (1990-1995)
$61.49 $45.68 -
OEM Quicksilver/Mercury Delco V6 Distributor Cap 850484T 2
Mercury Marine / Quicksilver
$37.99 $28.68OEM Quicksilver/Mercury Delco V6 Distributor Cap 850484T 2 This is the distributor cap only. It fits Marinized, V-6 MerCruiser Engines made by General Motors with Delco HEI ignition systems. See your owner’s manual for replacement information...- Part Number:
- 710-850484T 2
- Availability:
- In Stock - Ships same or next business day.
- Application:
- GM V-6 engines w/ Delco HEI ignition
$37.99 $28.68 -
OPEN BOX OEM MerCruiser Water Distribution Housing (Single Point/Rod Actuated - standard cooling) 863444T1
Mercury Marine / Quicksilver
$294.83 $194.99OPEN BOX OEM MerCruiser Water Distribution Housing (Single Point/Rod Actuated - standard cooling) 863444T1 This is a commonly mis-ordered part! Please confirm fitment of MerCruiser parts with your serial numberPhotos and descriptions...- Part Number:
- OPENBOX-863444T 1
- Availability:
- In Stock - Ships same or next business day.
$294.83 $194.99 -
OPEN BOX OEM Mercury / Quicksilver 496 Sea Water Pump w/o Air Fittings 46-8M0139994
Mercury Marine / Quicksilver
$822.21 $599.99OPEN BOX OEM Mercury / Quicksilver SEA PUMP KIT 46-8M0139994- Part Number:
- OPENBOX-46-8M0139994
- Availability:
- In Stock - Ships same or next business day.
$822.21 $599.99
Engine Parts
PowerBoatSupply.com has all the premium-quality Mercruiser engine parts you need for an overhaul of your boat’s engine. The Mercruiser I/O and inboard engine generally last longer than its outboard cousin. But even with a longer lifespan, these engines will eventually need an overhaul. Find OEM 3.01 Mercruiser engine parts, including alternators, starter motors, and cool fuel kits. Use replacement parts to improve your engine's ignition and fuel system, whether it's diesel or gasoline.
You can get 1500 hours with an inboard engine and about 750 hours with outboard engines. However, taking apart the engine, identifying and replacing damaged parts, and cleaning all components before restoring it can improve power and longevity. Use quality 454 Mercruiser engine parts during an overhaul to increase the performance and lifespan of your boat.
Boat engine parts Mercruiser
We have all the Mercruiser 3.0 engine parts and accessories you need to service your engine, including replacement serpentine belts, distributor caps, circulating pumps, thermostat kits, gear lube monitor bottles, inline engine starters – and so much more!
Mercruiser engine parts kits
It is usually more efficient to work with complete kits when overhauling your Mercruiser engine. Why place multiple orders for individual parts when you can get the complete package of OEM replacement parts to refurbish your engine and get it running in peak condition? For example, an ignition sensor assembly kit contains all components that precisely fit together to improve your ignition system.
PowerBoatSupply.com has provided boat owners and marine mechanics with premium engine parts for over four decades. Our team is ready to use our knowledge and experience to help you find the right Mercruiser parts for your engine. Just ask if you have any questions about which is the right part to order. Buy with peace of mind knowing that we wouldn’t sell you a part that we weren’t confident in using in our own boats.