PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

Winterization - Maintenance

Winterization - Maintenance

When it's time to winterize, My Inboard Marine has a large selection of marine winterization products to help make the job easier and save you valuable time. We carry engine oil, oil change pumps, oil change kits, filters, impellers, spark plugs, flush kits, oils, grease and so much more! Don't get left at the dock when it is time for some fun!

Check out our Marine Maintenance Products too! Nothing takes the fun out of your boating experience than a boat that will not start or a problem that has not been fixed. Keep your boat in excellent condition all year round with our Boat Winterization and Marine Maintenance Products today. Get the jump on your boating season! 

1" FLUSH PRO MARINE ENGINE FLUSHING AND WINTERIZING SYSTEM 1" FLUSH PRO MARINE ENGINE FLUSHING AND WINTERIZING SYSTEM
18%
$124.70 $152.15
1" FLUSH PRO MARINE ENGINE FLUSHING AND WINTERIZING SYSTEM FLUSHPRO™ VALVE MARINE ENGINE FLUSHING & WINTERIZING SYSTEM Some 2002 up PCM GM Engines in Correct...
Oil Filter For All GM Engines Long Filter
18%
$9.06 $10.99
Sierra oil filter for GM based marine engines with GM long style oil filters. Long GM oil filter 13/16 in. x 16 size threads High...
Oil - Engine - Marine Engine Oil 25W-40 Five Quart Jug
9%
$50.29 $55.29
Synthetic blend 25W-40 engine oil is formulated for stern drive & inboard marine engines. Sierra synthetic blend inboard engine oil SAE 25W-40 5 quart jug...
Impeller Lubricant  Glycerin Grease | 01-46968
29%
$2.65 $3.73
Glycerin grease lubricate impeller during the service of pump. Impeller Pump impeller lubricant Designed to work with neoprene, nitrile, and MC97 impellers Optimizes the priming...
Connector Control Cable OEM R024024
8%
$3.50 $3.80
Threaded connector for throttle or shift cables. MV2, MV3, and current with 10/32nd threaded cables.
Distibutor Cap and Rotor Kit Delco EST Distributor OEM Indmar 49-6083 Distibutor Cap and Rotor Kit Delco EST Distributor OEM Indmar 49-6083
19%
$32.00 $39.51
Original OEM INDMAR Distributor Cap & Rotor Distributor Cap and Rotor Kit Delco EST Distributor 496083. Kit includes distributor cap (screw on) and rotor for...
8.1 liter SparkPlug Wire Set Volvo Penta OEM 3861295 8.1 liter SparkPlug Wire Set Volvo Penta OEM 3861295
4%
$88.00 $91.20
8.1L Spark Plug High Performance Wire Set OEM VOLVO Ignition Cable Kit Replaces Crusader RK120019 Replaces Indmar 756003 Replaces Mercury 84-881698 Replaces Pleasurecraft Marine RK120019...
Winged Drain Plug & O-Ring For Tee Exhaust Drain Hose Kit Indmar 60-5176 Winged Drain Plug & O-Ring For Tee Exhaust Drain Hose Kit Indmar 60-5176
34%
$8.50 $12.95
Winged Drain Plug for Exhaust Drain Hose OEM Indmar 605176 For Complete Hose Kit with Drain Plug & Tee - CLICK HERE For Plastic Tee...
Dual Station Temperature Sender 1/2-14 Inch NPT Sierra 18-5898
8%
$26.50 $28.95
Engine temperature sending unit sends signal from 1 engine to 2 separate temperature gauges. Dual station 1/2 inch NPT thread size 10-32 stud terminal Works...
Switch Engine Oil Pressure Switch Indmar 64-5006 Switch Engine Oil Pressure Switch Indmar 64-5006
11%
$34.00 $38.24
OEM Indmar Low oil pressure switch with spade terminal activates alarm & warning light. Oil pressure sending unit to ECM Indmar oil pressure switch Low...
Spin-On Water separating Fuel Filter OEM Crusader 22687
8%
$19.29 $20.86
Long Original equipment Crusader water separating spin-on fuel filter in 10 micron. Spin-on water separating fuel filter with 10 micron rating O-ring seal is 2...
V8 Spark Plug Wire Set United Marine 112
9%
$82.38 $90.09
V8 Spark Plug Wire Set United Ignition Wire 112 V8 marine spark plug wire set For GM and Ford V8 engines with Mallory or Prestolite...
Indmar Malibu Oil Filter Marine Engine Cartridge-Style 6.2L Ford  Indmar 501022S Indmar Malibu Oil Filter Marine Engine Cartridge-Style 6.2L Ford  Indmar 501022S
18%
$20.00 $24.25
Recommended for all 6.2L Ford Raptor based engines with cartridge-style oil filters. Indmar filters capture 45 percent more dirt and last 30 percent longer than...
Sending Unit Oil Pressure 80 PSI Single Station GM Ford PCM & Indmar 2006 & Prior Sierra® 18-5899
12%
$38.00 $42.99
Single Station Oil Pressure Sender 80 PSI - 1/8-27 in. NPT Sierra® Brand 18-5899 Engine oil pressure sending unit sends a signal to a 0-80...
Belt V-Belt Volvo Penta Carbureted Engine With 2 Belts OEM Volvo 3852464
20%
$18.45 $22.95
Volvo Penta V-Belt For 2 Belt V-Belt Drives - You will need 2 of these belts. SOLD EACH! Fits Volvo Engine Models 4.3GL 4.3GS 4.3GI...
Rudder Assembly Mastercraft 1987 - 2015 - Flat Tiller Arm Keyed Port Or Starboard Rudder Assembly Mastercraft 1987 - 2015 - Flat Tiller Arm Keyed Port Or Starboard
28%
$1,038.00 $1,448.99
Rudder Assembly - Rudder Assembly Mastercraft Keyed  - Flat Tiller Arm Keyed Keyed port & starboard with two key cuts on each rudder. For Mastercraft 1987...
Mechanical Steering Support Tube and Bracket OEM Seastar®-300617
2%
Sold Out
2 Inch short bracket secures mechanical steering cable at the transom for inboard rudder connection applications. Inboard steering cable standoff bracket 2 in. short bracket...
Sender Switch Transmission Oil Temperature Replaces Merc. 87-88031 OEM R020037
8%
$137.00 $148.50
Temperature switch activates alarm buzzer if transmission reaches 235 degrees. Switch activates at 235 degrees to turn on alarm Normally open switch Original Crusader Replaces...
Wire Set Spark Plug Wire Set Long Boot EST Distributor OEM 98171
2%
$69.00 $70.35
Original Crusader 7mm ignition spark plug wires fit Crusader big block engines with Delco EST electronic ignition marine distributors. Crusader Delco EST big block engine...
Side Mount Electric Ski Boat Side Mount Control Seastar OEM CH2200ENCP
17%
$575.00 $690.99
Side Mount Electric Ski Boat Control Side Mount Electric Ski Boat Control | Seastar Solutions CH2200ENCP.  
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