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! 

Rotor fits V6 & V8 marine engines with Prestolite screw down cap distributors.
30%
$10.00 $14.29
Rotor fits V6 & V8 marine engines with Prestolite screw down cap distributors. Replaces Mercury 392-9089, 392-9089T 392-9089Q, 392-9767, 392-9089Q, FI6900186, FI6900190 Replaces OMC 982880,...
Ignition Coil Ford - GM Standard Ignition OEM R117001
17%
$71.92 $86.52
OEM ignition coil for standard ignition - Original Crusader Item R117001 Ignition Coil Replaces Volvo Penta 835998 Point Type Ignitions Used with external resistance Replaces: Volvo...
Tune Up Kit Thunderbolt HEI V8 Complete Tune Up Kit
20%
$41.50 $51.79
Tune-up kit includes cap and rotor fits Mercruiser V8 marine engines with Thunderbolt distributors. For Mercruiser V8 HEI Thunderbolt ignitions Includes 18-5395 distributor cap and...
Tune Up Kit Delco Pre Vortec Using Electronic Ignition Systems Complete Tune Up Kit
8%
$187.74 $205.10
Comprehensive kit includes everything needed to tune-up Pre Vortec 7.4 L engines with Electronic Ignition Systems. Tune Up Kit for Pre Vortec 7.4 L engines...
Rotor Mallory Unilite OEM Mallory Rotor MAA-335
6%
$34.05 $36.22
Original Equipment Mallory Unilite Rotor with copper tip Distributor Rotor, Unilite, Brass Contact, Mallory, 37, 38 Series, V8 Mallory constructed these distributor rotors from an...
Rotor Prestolite Distributors with Clip Down Cap 1986 & Prior Replaces PCM R103003 Sierra Brand 18-5407 Rotor Prestolite Distributors with Clip Down Cap 1986 & Prior Replaces PCM R103003 Sierra Brand 18-5407
18%
$13.49 $16.38
Rotor for Prestolite distributors with clip down cap to 1986 Sierra Brand 18-5407 Goes with Cap # 41052 Clip Down with screws at base This...
Points Mallory (87 & Prior) 5.0L - 5.7L - 7.4L - 2.6 AV Original PCM R114001
23%
$17.33 $22.49
Points Original PCM R114001 1987 and Prior Points All 5.0 - 5.7 - 7.4 - 2.6 Strap Type Connector, AV models Older Correct Craft boats...
Condenser Mallory All Years Sierra 18-5345 Replaces PCM R115001 Condenser Mallory All Years Sierra 18-5345 Replaces PCM R115001
15%
$7.21 $8.49
All years Mallory Condenser Sierra Brand 18-5345 Replaces PCM R115001 Condenser fits Delco 4 & 6 cylinder inline single point marine distributors Replaces Chris Craft 16.69-00050 Replaces...
SPRAY NINE MARINE GREZ-OFF 32 OUNCE SPRAY BOTTLE
7%
$12.99 $13.93
SPRAY NINE MARINE GREZ-OFF 32 OUNCE SPRAY BOTTLE Powers off grease, oil and grime quickly and completely from inboards, outboards, I/O's and more. Simply spray...
Instant Hull Cleaner Star Brite 32 Oz Bottle Easy On  Easy Off 81732
20%
$21.88 $27.34
Star Brite's Instant Hull Cleaner cleans scum lines and stains on boat hulls easily and effortlessly. Star Brite instant hull cleaner 32 ounce bottle Instantly...
Boat Care In A Bucket Star Brite - STAR-083701N
22%
Sold Out
The perfect cleaning kit for any boat owner! TOP 10 ITEM! Kit includes: Star Brite Boat Wash 80416 Marine Polish 85716 Hull Cleaner 81732 Vinyl...
GOLD FUEL FILTER ELEMENT 3271
26%
$8.99 $12.10
GOLD FUEL FILTER ELEMENT 3271 Filter Media Material: Enhanced CelluloseFuel Filter Gasket O.D. (Inches): 2.768 in.Fuel Filter Gasket O.D. (mm): 70 mmFuel Filter Gasket Thickness (Inches):...
Fuel Filter Mounting Header For PCM High Performance Filter R079076
2%
$35.00 $35.76
MOUNTING HEADER FOR  PCM HIGH PERFORMANCE FILTER R077019 Order the PCM FILTER Part # R077019 click HERE
Sta-Bil Marine Formula Gas-Diesel Fuel Stabilizer-Ethanol Treatment 8 Oz. Concentrated Sta-Bil Marine Formula Gas-Diesel Fuel Stabilizer-Ethanol Treatment 8 Oz. Concentrated
10%
$13.45 $14.99
STA-BIL MARINE FORMULA FUEL PROTECTANT 8 Oz. Concentrate Concentrated blend of scientific additives all of which act together to prevent fuel from undergoing degradation and...
OIL Filter Canister Style Spin On - FIL-1069
19%
$12.95 $15.95
OIL Filter Canister Style Spin On - FIL-1069
EST V6 Ignition Wire Set 7mm | OEM Volvo Penta 3888325
3%
$84.95 $87.40
Spark plug wire set for Volvo V6 GM engines with Delco EST ignition with 135 degree spark plug bootr and 90 degree distributor cap boots....
Delco EST V6 Distributor Cap | OEM Volvo Penta 3854331
10%
$38.50 $42.60
Original equipment Volvo Penta distributor cap for GM V6 marine engines with Delco EST module-in-cap distributors Original Volvo Penta distributor cap for 4.3L GM V6...
V6 Delco Rotor | OEM Volvo Penta 3854311
9%
$13.50 $14.85
V6 Delco Rotor | OEM volvo Penta 3854311 Replaces OMC 3854311 Replaces Volvo Penta 857593 WARNING- This product can expose you to chemicals which are...
Sea Strainer Complete Assembly Marine Hardware 2.00 Inch NPT Sea Strainer Complete Assembly Marine Hardware 2.00 Inch NPT
35%
$540.00 $825.66
This will fit Indmar; Ford & GM, PCM GM and Mercruiser GM UNIVERSAL SWIVEL MOUNT - 2.0" inlet and 2.0" outlet. Drain Plugs included for Winterizing!...
Pro Trim Fingertip Blinker Style Tilt Jack Plate Lever Control | Dometic PT1000-2P Pro Trim Fingertip Blinker Style Tilt Jack Plate Lever Control | Dometic PT1000-2P
16%
$94.00 $111.89
Seastar™ With Pro-Trim from Dometic/SeaStar Solutions, you can keep both hands on the wheel and concentrate on your driving. Its clean, modern design looks at...
Steering Cable Back-Mount Rack Mechanical Steering Cable Single 21 foot | Dometic SSC13421 Steering Cable Back-Mount Rack Mechanical Steering Cable Single 21 foot | Dometic SSC13421
15%
$265.00 $310.99
Standard Teleflex single rack replacement cable fits SH5210P, SH5230P, SH91610P & SH91630P helms
Circulating Water Pump GM LT1 Engines 1993-1996 Corvette Engines Circulating Water Pump GM LT1 Engines 1993-1996 Corvette Engines
26%
$295.00 $399.98
Indmar Mastercraft Circulation Pump 1993-1996 CORVETTE LT1 Engine Water circulating pump fits Indmar LT1 Corvette marine engines. Mostly use in MasterCraft boats. Fits Indmar LT-1...
Fuel Filter In-Line 3/8" Inlet - 3/8" Outlet 33270 Fuel Filter In-Line 3/8" Inlet - 3/8" Outlet 33270
18%
$15.50 $18.95
3/8" Inlet & 3/8" Outlet In-Line Fuel Filter Body Length 3.81 in Bottom Outside Diameter 1.9 in Filter Media Material Wire Mesh Filter Type In-Line Fuel Filter O.D....
Steering Cylinder Seal Rebuild Kit with Wrench | Dometic HS5157 Steering Cylinder Seal Rebuild Kit with Wrench | Dometic HS5157
11%
$253.20 $284.99
Seastar Seal kit for various outboard SeaStar hydraulic steering cylinders. Teleflex SeaStar hydraulic steering cylinder seal kit For SeaStar pivot/front mount hydraulic steering cylinders For...
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