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! 

Repair Kit Major Raw Water Pumps For Sherwood G-21 - J-70 And More Pump
7%
$244.83 $264.53
SHERWOOD Major Pump repair kit Sherwood raw water pump major repair kit Includes impeller, 09959K - wear plate, cam, shaft seal, bearings and other small...
Impeller GM Mercruiser - D-Shaft Sierra 18-3087 Replaces OEM 47-59362
11%
$26.79 $29.99
Replacement D shaft impeller for Mercruiser Bravo raw water pump. Replaces OEM Merc 47-59362 and 47-59362T impeller Also fits Jabsco Brass Replacement pumps 43210-0007 Fits...
Raw Water Pump Crusader PCM 5.7L & 5.0L Serpentine PCM# RA057034 Raw Water Pump Crusader PCM 5.7L & 5.0L Serpentine PCM# RA057034
19%
$724.00 $894.06
For PCM Excalibur, Pro Sport 5.0 with serpentine belt Crusader RA057034 Raw Water Pump. Block mounted raw water pump used on some Crusader 5.7L MPI...
Spark Plug Set Vortec 5.7L Autolite Set Of 8 OEM RP030008
24%
$38.00 $49.95
Original Crusader - PCM Spark Plug Set RP030008 Includes 8 Plugs GM Vortec 300+ HP Replaces the MR43LTS The Vortec engines have the intake manifold...
GT 40 Engine Stator Stator PCM GT 40 EFI 1995 And Up GT 40 Engine Stator Stator PCM GT 40 EFI 1995 And Up
10%
$94.00 $104.89
GT 40 Engine Stator Stator PCM GT 40 EFI 1995 And Up 1995 & Up PCM EFI Ford Aftermarket; this item is NLA from PCM/Ford WARNING-...
Crank Sensor 5.0L - 5.7L MPI PCM Brand R020038
17%
$193.61 $232.02
OEM Crank Sensor 5.0L, 5.7L - MPI - PCM R020038 Crank Sensor 5.0/5.7 MPI Replaces Volvo 3858979 Replaces Mecury 864297T01 PCM 2002 & Up 5.7/5.0...
ROTOR PERTRONIX ROTOR FOR CLIP DOWN CAP PNX-1581R - NLA ROTOR PERTRONIX ROTOR FOR CLIP DOWN CAP PNX-1581R - NLA
28%
Sold Out
Distributor Rotor, Replacement, Prestolite, Ignitor Conversion This is the rotor for the Pertronix Ignitor I and II conversion & fits the magnetic collar. Works with...
Points Prestolite 1-42 Ford All Years Original PCM R114002 Points Prestolite 1-42 Ford All Years Original PCM R114002
18%
$20.31 $24.69
All years Ford Prestolite Points Original PCM R114002 Works with All Prestolite Clip Down OR Screw Down Caps New points are ready to install! WARNING-...
Distributor Cap Mallory 209 D-Stack Cap Replaces PCM R108001 Sierra Brand 18-5376
6%
$36.49 $38.99
Distributor Cap for Point type and Electronic distributors Sierra® Brand 18-5376 replaces the PCM R108001 Mallory 209 D Stack Cap This cap now requires a gasket...
Boat Wash In A Bottle 16 Oz Star Brite
39%
$6.00 $9.81
Biodegradable phosphate-free boat wash will leave your boat sparkling clean Star Brite boat wash Concentrated formula in a 16 ounce bottle Biodegradable, phosphate-free and environmentally...
FCC Drain Kit PCM OEM RK024178
18%
$90.49 $111.00
FCC DRAIN KIT PCM Nut Drain Fitting Retaining Fitting Water-fuel drain-special pipe plug HX HD Brass 1/8 NPT
1" FLUSH PRO MARINE ENGINE FLUSHING AND WINTERIZING SYSTEM 1" FLUSH PRO MARINE ENGINE FLUSHING AND WINTERIZING SYSTEM
28%
$124.70 $172.29
1" FLUSH PRO MARINE ENGINE FLUSHING AND WINTERIZING SYSTEM FLUSHPRO™ VALVE MARINE ENGINE FLUSHING & WINTERIZING SYSTEM Some 2002 up PCM GM Engines in Correct...
Spud For Remote Oil Filter Original Indmar 601021
19%
$3.45 $4.25
ORIGINAL INDMAR REMOTE OIL FILTER SPUD 60-1021 For the Remote Oil Filter Locator, order part number 53-1091E HERE.
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...
Filter Water Fuel Separator Filter Indmar OEM 63-6127 Filter Water Fuel Separator Filter Indmar OEM 63-6127
26%
$20.00 $26.99
Fuel/Water Separator Filter Indmar OEM 636127 This is the recommended fuel/water separator filter for the Ford 6.2L engines with a spin-on style filter.  Recommended for...
Dual Station Temperature Sender 1/2-14 Inch NPT Sierra 18-5898
11%
$23.95 $26.95
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...
Spin-On Water separating Fuel Filter OEM Crusader 22687
8%
$18.29 $19.86
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...
Wire Set Spark Plug 8.1L High Performance Spark Plug Wire Set United Marine UIW-116
14%
$137.95 $159.67
8.1L Spark Plug High Performance Wire Set Replaces Crusader/Pleasurecraft Marine RK120019 Replaces Mercury 84-881698 Replaces Volvo Penta 3861295 Replaces Indmar 756003 Replaces Indmar 75-6003
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...
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...
Oil Line - Transmission Oil Line 40 Inches Long OEM 845028-400
11%
$34.00 $38.20
ORIGINAL INDMAR 40" Transmission Oil Line OEM 845028-400
Belt V-Belt Volvo Penta Carbureted Engine With 2 Belts OEM BRP-0978547
12%
$44.00 $49.99
Volvo Penta V-Belt Fits Volvo Engine Models V-Belt Replaces VOLVO-978547 BRP-0978547 For the other belt on this 2 V-Belt Engine, click HERE.
Rudder Assembly Mastercraft Keyed  - Flat Tiller Arm Keyed Rudder Assembly Mastercraft 1987 - 2015 - Flat Tiller Arm Keyed Port Or Starboard
17%
$1,038.00 $1,248.00
Rudder Assembly - Rudder Assembly Mastercraft Keyed  - Flat Tiller Arm Keyed Keyed port & starboard with two key cuts on each rudder. For Mastercraft 1987...
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