OUR OFFICES ARE CLOSED TUESDAY, DECEMBER 24th THROUGH WEDNESDAY, JANUARY 1st FOR THE HOLIDAYS.
Orders received during this time will be processed when we resume normal business hours on Thursday, January 2nd.

Thank YOU for another great year and we are looking forward to keeping you on the water in 2025!
Merry Christmas, Happy New Year and God Bless YOU!

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! 

Replacement fuel filter for Mercruiser & OMC inline 4 & 6 cylinder marine engines with Carter mechanical fuel pumps. Fuel Filter Element Carter Fuel Pumps Mercruiser-OMC Inline 4-6 Cylinder Engines
40%
$8.95 $14.88
Replacement fuel filter for Mercruiser & OMC inline 4 & 6 cylinder marine engines with Carter mechanical fuel pumps. Sierra Brand Fits many Mercruiser 4...
Fuel Filter Spin On 4-1/4 Inch High Replaces PCM 22687 Sierra 18-7845 Long Filter Fuel Filter Spin On 4-1/4 Inch High Replaces PCM 22687 Sierra 18-7845 Long Filter
17%
$9.90 $11.99
Long Fuel Water Separator Filter Long Filter 4-1/4"   Replacement spin-on fuel filter fits many Mercury & Mercruiser marine engines to remove contaminants & water from...
Spark Plug Set Vortec 5.7L AC Delco Replaces PCM RP030008 MR43-LTS Set Of 8 Spark Plug Set Vortec 5.7L AC Delco Replaces PCM RP030008 MR43-LTS Set Of 8
18%
$36.53 $44.33
AC Delco MR43-LTS Long Reach Spark Plug Set Replaces PCM RP030008 & RP030008A Includes 8 Plugs AC Delco MR43-LTS Replaces Indmar 49-1008 GM Vortec 300+ HP...
Spark Plug Set Ford 302 - 351 -14MM - Autolite #24 Set Of 8 OEM RP030002 Spark Plug Set Ford 302 - 351 -14MM - Autolite #24 Set Of 8 OEM RP030002
8%
$36.72 $39.95
Original Crusader - PCM Spark Plug Set RP030002 STANDARD ENGINES 240/250 HP - 1989 - 1995 Includes 8 Plugs Prestolite & Mallory Distributors Plug gap .035...
Ballast Ignition Resistor Ford And GM 1.5 OHM For Ignition Coils 18-5450
13%
$18.30 $20.99
Ballast Resistor for use with externally resisted ignition coils Sierra replacement resistor for standard ignitions Prevents premature failure of points and condenser For Ignition Coil...
Fuel Filter Long Filter Long Filter Correct Craft CCS1136 WIX 33436
48%
$39.79 $76.99
FUEL FILTER LONG FILTER CORRECT CRAFT Wix 33436 Long Fuel Filter (CCS1136) or Napa Gold 3436 Fits most Correct Craft through the 80's WIX replacement filter
Anodized Quick Connect Fitting 1/2 Inch x 1/2 Inch OEM Indmar 601048A Anodized Quick Connect Fitting 1/2 Inch x 1/2 Inch OEM Indmar 601048A
20%
$19.99 $24.99
ORIGINAL INDMAR Anodized fitting that has 1/2 inch MB thread to 1/2 Jiffy connections. Quick connect cooler line fitting Fitting has 1/2 ORB thread on cooler side...
Blower 3 Inch 12V In-Line White Rule Water Resistant Blower 3 Inch 12V In-Line White Rule Water Resistant
9%
$52.05 $56.95
Rule 3" Blower 12 Volt Efficient high-volume air flow. Quiet operation. Low amp draw. Slip-on inlet & outlet ducting connections. Sealed motor shaft for moisture protection....
Impeller Kit Sherwood For P151 And G157 Pumps Impeller Kit Sherwood For P151 And G157 Pumps
14%
$77.05 $89.42
Original Sherwood impeller kit protects marine engines by maintaining consistent engine temperatures. FULL REPAIR KIT! Fits Sherwood P151 Pump! US Marine Ford And Some Marine...
Oil Line Release Tool - Transmission Oil Lines From Transmission Cooler Tool OEM 99-6607 Oil Line Release Tool - Transmission Oil Lines From Transmission Cooler Tool OEM 99-6607
19%
$12.95 $15.95
ORIGINAL INDMAR Tool used for releasing the oil lines from transmission oil cooler fittings. TOOL ONLY - PICTURE FOR REFERENCE ONLY If you need the JIFFY...
Belt Alternator V-Belt Marine Power 260515
18%
$22.00 $26.99
Marine Power Alternator V-Belt - OEM alternator belt fits various Marine Power GM small block marine engines. Marine Power alternator v-belt For Marine Power GM 262 and...
Belt PCM Serpentine GM CHEVY 5.7 - 5.0 Belt PCM Serpentine GM CHEVY 5.7 - 5.0
13%
$48.00 $55.44
PCM R066028 Fits PCM Chevy 2004 & Up Excalibur 5.7 with Serial Numbers 440007 & Up - 330 HP EX-343 and Pro Sport 5.0 - 275...
TPS Sensor Potentiometer 5.7L & 6.0L DBW 2007 And Up PCM OEM R119005A R119005A OLD STYLE
17%
$301.00 $361.94
PTC SENSOR POTENTIOMETER 5.7L & 6.0L DBW 2007 AND UP - SEE PICTURE FOR ADVISORY: Replaces Crusader RA119005 If you order the RA119005, PLEASE NOTE...
Sea Strainer Replacement Screen Marine Hardware For 1 And 3/4 Inch NPTSea Strainer Replacement Screen Marine Hardware For 1 And 3/4 Inch NPT Sea Strainer Replacement Screen Marine Hardware For 1 And 3/4 Inch NPTSea Strainer Replacement Screen Marine Hardware For 1 And 3/4 Inch NPT
18%
$57.45 $69.79
Replacement Screen for your 1" and 3/4" Marine Hardware Sea Strainer Fits both sizes. Marine Hardware * SCREEN ONLY. Picture for illustration purposes. Marine Hardware,TM Inc.’s...
SWITCH LOW OIL PRESSURE FOR ENGINE ALARM 6 PSI SIERRA OP22900
13%
$14.50 $16.59
LOW OIL PRESSURE SWITCH FOR ENGINE ALARM Used for Electric Fuel Pump Shut Off.Thread size: 1/8" - 27Terminal type: 10-32 stud Some Indmar Engines Through...
Tilt Sport Help Splined Shaft Teleflex SH91810P Tilt Sport Help Splined Shaft Teleflex SH91810P
20%
$182.56 $229.09
"Performance Sport Helm" Teleflex Splined Some Mastercrafts 1993 & Up Nautiques The steering wheel shaft is splined and not keyed. Will not fit Morse Helm....
Wire Kit 8MM Ford - Chevy 302-351-350 Blue Color Mega Mag 109 MEG-109
40%
$85.00 $142.56
For Prestolite and Mallory Distributors PCM - Indmar up to 1994 Will not fit Delco distributors Mega-Mag low resistance/high output wire 90 degree boots on...
Paint Crusader Blue Color Vision Paint By Moeller Marine 12 Oz. OEM 25491
8%
$18.71 $20.38
Moeller's Color Vision paint is designed for the touch-up or repainting of outboards, inboards, I/Os & lower units. Moeller 25491 12 oz. Crusader Blue Moeller 12...
BELT INDMAR LT1-1995 AND UP MASTERCRAFT OEM 72-5010 BELT INDMAR LT1-1995 AND UP MASTERCRAFT OEM 72-5010
18%
$68.45 $83.56
Fits LT-1 Engines With Serpentine Belt - OEM INDMAR BELT! Due To Alternator Bracket Changes, It may not fit early 1993 & 1994 Models The Current belt supplied...
Sea Strainer Bowl Replacement Marine Hardware For 2 And 2-1/2 Inch NPT Sea Strainer Bowl Replacement Marine Hardware For 2 And 2-1/2 Inch NPT
11%
$194.50 $217.99
 Replacement bowl for your 2-1/2" or your 2" Marine Hardware Sea Strainer  * Comes with the bowl, o-ring for the bowl, drain plug and o-ring for drain...
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