CLOSED FOR ANNUAL INVENTORY - ORDER & SHIPPING NOTICE - OUR OFFICES WILL BE CLOSED THROUGH THE FOLLOWING DATES:

FRIDAY, OCTOBER 17th THROUGH FRIDAY, OCTOBER 24th FOR INVENTORY. WE WILL REOPEN MONDAY, OCTOBER 27th.

ALL ORDERS PLACED DURING THIS TIME WILL BE PROCESSED ON MONDAY, OCTOBER 27th WHEN WE RESUME OUR NORMAL BUSINESS HOURS.

WE APPRECIATE YOU AND THANK YOU FOR YOUR BUSINESS! GOD BLESS AND HAPPY FALL!

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
14%
$244.83 $284.53
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 Pump Repair Kit D-Shaped Shaft Quicksilver Brand Impeller Pump Repair Kit D-Shaped Shaft Quicksilver Brand
14%
$55.99 $64.99
OEM Mercruiser impeller service kit for most inboard Mercruiser V8 engines 1980 to 2003 This is OEM, not an aftermarket CLICK HERE FOR SIERRA BRAND! Four-piece...
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 Pertronix OEM Rotor Pertronix Rotor For Clip Down Cap Pertronix OEM
28%
Sold Out
Distributor Rotor, Replacement, Prestolite, Ignitor Conversion REPLACED BY SIERRA 18-5407 - CLICK HERE This is the rotor for the Pertronix Ignitor I and II conversion...
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-...
Condenser Mallory All Years Original PCM R115001 Condenser Mallory All Years Original PCM R115001
7%
$10.89 $11.65
All years Mallory Condenser Original PCM R115001 Condenser fits Prestolite point type marine distributors OEM Crusader Prestolite condenser Fits Prestolite point style ignition systems Original Crusader Replaces...
Cap And Rotor Prestolite Ford - GM (87 & Later) Screw Down Original PCM Item# RP173073
16%
$51.50 $61.55
Cap & Rotor Original PCM RP173073 Not Aftermarket 1987 & Up with Electronic Ignition Base timing set at 10 degrees BTDC (before top dead center) Electronic...
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...
FUEL WATER SEPARATOR KIT 21 MICRON COMPLETE WITH SPIN ON FILTER SIERRA 18-7852-1
20%
$44.00 $54.99
Fuel Water Separating Kit COMPLETE KIT INCLUDING FILTER! Sierra Mercruiser style 21 micron filter and top housing. Uses SKU# 18-7845 replacement filters. Replaces PCM Racor filter assembly...
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
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...
Spark Plug Wire Set Ford 351 OEM Indmar 75-5007
7%
$109.00 $117.36
OEM Indmar Ford V8 302/351/460 Spark Plug Wire Set  
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.
Gasket, Heat Exchanger End Cap 4" Rubber OEM RM0166 Gasket, Heat Exchanger End Cap 5" Rubber OEM RM0167
27%
$11.00 $15.00
Heat Exchanger Rubber End Cap - 4 Inch NO LONGER AVAILABLE - CLICK HERE FOR THE SUBSTITUTE OEM PCM CRUSADER RM0166 - Number 9 in...
Oil Line - Transmission Oil Line 17 Inches Long With Locking Sleeve OEM 845028-170S
8%
$36.00 $38.95
ORIGINAL INDMAR 17" Transmission Oil Line with Locking Sleeve HOSE ASM, TRANY COOLER 17" W/SLEEVE LOCKING
Anode Zinc With Blue Drain Plug V-Drive Transmission New Style Indmar OEM 49-5602 Anode Zinc With Blue Drain Plug V-Drive Transmission New Style Indmar OEM 49-5602
24%
$48.00 $63.50
NEW STYLE Original Indmar 49-5602 with hole in the middle and a blue drain plug Pencil Anode Drain Plug Anode Zinc Indmar Drain Plug Anode Zinc...
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...
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...
Safe-T QC Dash Tilt Module Kit Seastar Solutions SHT91523
6%
$340.47 $363.99
Seastar Solutions Sport Tilt module includes both the tilt helm and the tilt mechanism to provide comfortable steering angles while either sitting or standing. Safe-T...
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...
Oil Line - Transmission Oil Line 36 Inches Long OEM 845028-360
13%
$28.32 $32.60
ORIGINAL INDMAR 36" Transmission Oil Line
Hydraulic Steering Oil 32 Ounce. SeaStar BayStar  HA5430H Hydraulic Steering Oil 32 Ounce. SeaStar BayStar  HA5430H
3%
$27.99 $28.99
Quart of hydraulic steering fluid is formulated for use with Seastar Solutions & Teleflex marine hydraulic steering systems. The only steering fluid recommended for SeaStar...
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...
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...
Items 321 to 352 of 886 total