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! 

Hose Blower - Air Vent Hose 4 Inch White 5' Length Each - Order 2 For 10' Etc. 400-4000
61%
$4.99 $12.75
Air Vent - Blower Hose - 4" Color WHITE - Sierra Brand This is A FIVE FOOT Length of Hose! Price is per 5 foot...
Rudder Seal Kit 1" For Rudder Box Marine Hardware - RBST1.00-SEAL-KIT RUDDER SEAL KIT FOR RUDDER BOX MARINE HARDWARE - RBST1.00-SEAL-KIT
35%
$87.00 $133.65
MARINE HARDWARE RUDDER RENEW KIT Seal Kit fits 1998 and up Marine Hardware Rudders Only! Marine Hardware rudders are usually stamped with the letters "MH"...
Impeller & O-Ring Kit PCM 2004 Up Modular Pump PCM Original RP061022 Impeller & O-Ring Kit PCM 2004 Up Modular Pump PCM Original RP061022
22%
$49.94 $64.20
Original equipment Crusader kit includes impeller and sealing o-rings for Crusader RA057032 serpentine driven raw water pumps. Crusader impeller kit Fits Crusader 5.7L, 6.0L and...
Belt Indmar V-Belt With Teeth Ford 351 & GM 454 OEM 72-5015 Belt Indmar V-Belt With Teeth Ford 351 & GM 454 OEM 72-5015
13%
$26.05 $29.99
V-BELT FORD 351 & GM 454 INDMAR ORIGINAL PART This is an Indmar OEM Belt and not the NAPA 25-7440! Indmar Factory Single Belt Drive...
Raw Water Pump Indmar Crankshaft Driven 7 Hole Flange F6 Extra Flow Crankshaft Pump Johnson Pump 10-24946-01  OEM# 68-5001 Raw Water Pump Indmar Crankshaft Driven 7 Hole Flange F6 Extra Flow Crankshaft Pump Johnson Pump 10-24946-01  OEM# 68-5001
42%
$176.29 $304.50
Johnson Pump JP-10-24946-01 Crankshaft Mounted Raw Water Pump Replaces Indmar 68-5001 7 Holes in the flange Indmar Ford 351 and GM 350 - 68-5001 FOR...
Bearing Housing Assembly Modular Raw Water Pump Factory PCM OEM RA134071 Bearing Housing Assembly Modular Raw Water Pump Factory PCM OEM RA134071
19%
$297.00 $368.33
PCM Modular Raw Water Pump Bearing Housing Assembly 2004 & Up Fits 5.0L - 5.7L - 6.0L - 6.2L This is the original manufacturer OEM replacement from...
Belt Indmar Alternator Serpentine For 5.7L From 2003 And Up Original Indmar 72-5034 Belt Indmar Alternator Serpentine For 5.7L From 2003 And Up Original Indmar 72-5034
$31.00
Indmar serpentine belt for Indmar 5.7L marine engines from 2003 & up This is an Original Indmar Belt Serpentine Belt. 2005 & Up Malibu Monsoon &...
Wire Set Spark Plug and Coil Full Set Both Sides LT1 LTR Indmar OEM ALL YEARS 55-6010A-B Wire Set Spark Plug and Coil Full Set Both Sides LT1 LTR Indmar OEM ALL YEARS 55-6010A-B
27%
$124.00 $169.00
Original Indmar Ignition Wire Set Includes Both Sides For Odd Bank and Even Bank FITS ALL YEARS LT1 CORVETTE FITS ALL YEARS LTR NORTHSTAR COIL...
Fuel Water Separator Filter PCM Spin On 2011 And Up OEM R077019 Fuel Water Separator Filter PCM Spin On 2011 And Up OEM R077019
17%
$26.75 $32.08
FUEL FILTER  WATER SEPARATOR PCM SPIN ON 2011 AND UP R077019 PCM High performance fuel - water separating filter, 90 GPH 10 micron filtration over...
Temperature Sender Water Temp PCM - Indmar - Some PCM GM 1/2 Inch NPT OEM R020003 Temperature Sender Water Temp PCM - Indmar - Some PCM GM 1/2 Inch NPT OEM R020003
10%
$34.74 $38.43
OEM PCM Ford - GM & INDMAR Ford - GM R020003 Engine temperature sending unit sends signal to temperature gauge 1/2 in. NPT Single Station Temperature Sender...
Sea Strainer O-Ring Replacement Fits All 1" and 1-1/4" and 1-1/2" Sherwood Strainers
22%
$9.00 $11.49
Fits All 1" and 1-1/4" and 1-1/2" Sherwood Strainers Replacement o-ring for Sherwood 1 in., 1 1/4 in., & 1 1/2 in. NPT marine raw...
STRAINER PRO INDMAR WITH BUILT IN FLUSH KIT 1-1/4 INCH BY INDMAR STRAINER PRO INDMAR WITH BUILT IN FLUSH KIT 1-1/4 INCH BY INDMAR
7%
$98.05 $105.99
ANGLED BIB STYLE - For The Angled Connections 1-1/4" Indmar flushing strainer protects engine from debris and provides necessary flushing maintenance in one integrated product. Indmar...
Belt Indmar V-Belt 302 - 305 - 350 Monsoon & Hammerhead OEM 72-5018 Belt Indmar V-Belt 302 - 305 - 350 Monsoon & Hammerhead OEM 72-5018
16%
$17.00 $20.24
Indmar alternator belt used from 1996-2004 on Indmar 5.7L Monsoon & Hammerhead marine engines with V belt. NOT the NAPA 7430 belt. This is Genuine...
Impeller & O-Ring Kit PCM 2004 Up Modular Pump Replaces RP061022  Sierra Brand 18-8926
23%
$45.50 $58.99
Impeller & O-Ring Kit For PCM Modular Pumps Sierra Brand - REPLACES PCM & Crusader RP061022 FITS: CRUSADER 5.7 & 6.0L WITH SERPENTINE BELT Incudes...
Tune Up Kit Mercruiser 7.4 Liter Thunderbolt Complete Tune Up Kit
9%
$205.00 $224.05
Comprehensive kit includes everything needed to tune-up Pre Vortec Mercruiser 7.4L engines with Thunderbolt electronic distributors. For Mercruiser 7.4 liter 454 cu. in. Pre Vortec...
Paint Evinrude Metallic Dark Blue Touch Up Spray Paint 11.5 Ounces OEM Evinrude
23%
$20.05 $25.99
Evinrude Metallic Dark Blue Spray Paint 11.5 Ounce Can OMC - Evinrude Marine Products 777174 11.5 oz. Evinrude Dark Blue Metallic Touch-Up Spray Paint For 1989-1993 Evinrude...
Spark Plug Set Ford 351 HO - GT-40 NGK-7060 Set Of 8 Plugs Replaces PCM RP030007 Spark Plug Set Ford 351 HO - GT-40 NGK-7060 Set Of 8 Plugs Replaces PCM RP030007
13%
$32.00 $36.99
NGK Spark Plug Set - Replaces PCM - RP030007 PCM Spark plugs for 351's, GT-40 engines Includes 8 Plugs 285 HP & Up Carbureted Plug gap...
Raw Water Pump Indmar Crankshaft Driven High Flow F6B-9 Indmar# 68-5020-4 Fits LT1+ Raw Water Pump Indmar Crankshaft Driven High Flow F6B-9 Indmar# 68-5020-4 Fits LT1+
12%
$325.00 $369.99
ORIGINAL INDMAR PUMP for INDMAR LT1 - LTR - 685020-3 3 FLANGE HOLES ONLY to keep vibration down for the LT Engines. LT-1 / LTR Bronze...
Fuel Filter Element Racor R11T For 110 & 110-A Indmar Ford RACOR-R11T Fuel Filter Element Racor R11T For 110 & 110-A Indmar Ford RACOR-R11T
4%
$33.00 $34.35
Replacment Aquabloc filter element used in Racor 110 and 110A fuel filters Includes gasket and O-Ring! Indmar Ford Original Racor Racor R11T & 110 is...
Switch Neutral Safety Newer Style 1981 And Up Includes O-Ring OEM R153011 Switch Neutral Safety Newer Style 1981 And Up Includes O-Ring OEM R153011
51%
$23.59 $48.14
Neutral Safety Switch only, used in all Borg-Warner Velvet Drive (1981 & Up) and PCM transmissions INCLUDES O-RING! Recommended each time you replace NSS Fits Velvet Drive, PCM &...
Drain Hose Exhaust Drain Hose With Coupler Indmar 816058 Drain Hose Exhaust Drain Hose With Coupler Indmar 816058
30%
$35.00 $49.99
Exhaust Drain Hose With Coupler OEM Indmar This is a great kit! Indmar 5/8" Inside Diameter Exhaust Drain Hose Replaces the old style plastic connectors...
HOSE BLOWER - AIR VENT HOSE 3 INCH WHITE MPI 400-3006
61%
$4.99 $12.75
Air Vent - Blower Hose - 3" MPI Brand - Color WHITE This is A FIVE FOOT Length of Hose! Price is per 5 foot...
Gasket For Distributor Cap Prestolite Clip Down Cap - Mallory Stack Cap Original PCM RM0118 Gasket For Distributor Cap Prestolite Clip Down Cap - Mallory Stack Cap Original PCM RM0118
25%
$1.50 $1.99
Distributor Cap Gasket for Prestolite & Mallory Clip Down Cap The cap has clips with screws at the base 1970's through 1987 Also fits the...
Alarm For Engine With Audible Warning Kit
15%
$45.00 $52.99
Audible Warning System Kit Kit includes oil pressure switch, water temperature switch, and alarm buzzer to alert of low oil pressure or high engine temperature...
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