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! 

Sea Strainer Bowl Replacement Marine Hardware 1-1/4 And 1-1/2 Inch NPT Sea Strainer Bowl Replacement Marine Hardware 1-1/4 And 1-1/2 Inch NPT
$114.95 $134.63
 Replacement BOWL for your 1-1/4" OR 1-1/2" Marine Hardware Sea Strainer * Comes with the bowl, o-ring for the bowl, drain plug and o-ring for drain plug....
Wire Set GM Delco Spark Plug And Coil 5.7 - 7.4 - Black Original PCM# RK120011 Wire Set GM Delco Spark Plug And Coil 5.7 - 7.4 - Black Original PCM# RK120011
$75.71
ORIGINAL PCM SPARK PLUG & COIL WIRE SET GM BLACK Black - 8mm Works great with Ford DUI Distributors - Coil wire is not used. Delco...
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
$1.28
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...
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
$10.95 $11.69
$10.95 $11.69
Replacement fuel filter for Mercruiser & OMC inline 4 & 6 cylinder marine engines with Carter mechanical fuel pumps. Sierra Brand Fits many Mercruiser 4...
Sea Strainer O-Ring Replacement For Sherwood Sea Strainer Fits 1/2 And 3/4 Inch NPT
$10.75 $13.49
Fits All 1/2" and 3/4" Sherwood Strainers Replacement o-ring for Sherwood 1/2 in. & 3/4 in. NPT marine raw water strainers Sherwood 1/2 in and...
Sea Strainer Bowl Clear Replacement Sherwood Strainer Fits 1/2 And 3/4 Inch NPT Sea Strainer Bowl Clear Replacement Sherwood Strainer Fits 1/2 And 3/4 Inch NPT
$35.04 $44.50
Fits 1/2" and 3/4" Sherwood Strainers O'ring sold separately - Item SHER-11805 Replacement screw-on clear bowl for Sherwood 1/2 in. and 3/4" NPT marine seawater...
PCM Ford Impeller Kit 302 351 & Gt-40 (RP061015) Sherwood 09959K PCM Ford Impeller Kit 302 351 & Gt-40 (RP061015) Sherwood 09959K
$35.00 $47.50
Fits ALL PCM 302/351 Ford Engines Includes O-ring and paper gaskets! Stainless Steel Hub! Fits most  Correct Craft boats with PCM 302 cid or 351...
Belt PCM Serpentine GM CHEVY 5.7 - 5.0 Belt PCM Serpentine GM CHEVY 5.7 - 5.0
$56.84
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...
Belt Set PCM Chevy 305-350 Alternator - Raw Water Pump Complete Set RP06610/21 Belt Set PCM Chevy 305-350 Alternator - Raw Water Pump Complete Set RP06610/21
$31.58
DRIVE BELT SET (305/350) Includes: PCM R066010 Alternator Belt PCM R066021 Raw Water Pump Belt Fits the older style PCM GM with belt driven Raw...
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
$10.89 $13.00
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...
1-1/4" FLUSHPRO™ VALVE MARINE ENGINE FLUSHING & WINTERIZING SYSTEM 1-1/4" FLUSHPRO™ VALVE MARINE ENGINE FLUSHING & WINTERIZING SYSTEM
$118.86 $158.00
1-1/4" FLUSHPRO™ VALVE MARINE ENGINE FLUSHING & WINTERIZING SYSTEM GM Engines, PCM, Indmar & Mercruiser Indmar Ford Engines, 87 up Mastercraft Flush your boat engine...
Oil Filter GM 5.7L - 6.0L - 6.2L OEM Marine Engine Indmar 872023-1 Oil Filter GM 5.7L - 6.0L - 6.2L OEM Marine Engine Indmar 872023-1
$13.68 $14.73
Recommended for all 5.7L & GM based 6.0L & 6.2L below S/N 174786. Indmar filters capture 45 percent more dirt and last 30 percent longer...
Power Steering Actuator SX Cylinder Assembly Complete Volvo Penta Power Steering Actuator SX Cylinder Assembly Complete Volvo Penta
$1,149.00 $1,310.00
Original Volvo Penta Power Steering Actuator. Complete Assembly. Volvo Penta SX steering cylinder Fits Volvo Penta SX-M, SX-A, DPS, DPS-A, and DPS-B model sterndrive transom...
Ballast Ignition Resistor Ford And GM 1.5 OHM For Ignition Coils 18-5450
$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...
Oil Filter All GM Engines Sierra® Replaces PCM R077002 Sierra® Brand 18-7824-2
$9.55 $10.59
OIL FILTER ALL GM SIERRA BRAND  18-7824 REPLACES R077002 This is a bottom mount and Indmar remote mount like a car engine This is NOT...
Tune Up Kit Delco Ignition System Tune Up Kit Complete Tune Up Kit Delco Ignition System Tune Up Kit Complete
$198.20 $207.96
Comprehensive kit includes everything needed to tune-up This Delco ignition tune-up kit bundle fits most variations of Indmar engines with a Delco Ignition system. The...
Bushing Internal Rudder Box Assembly Bushing - OEM RBBRG1.20X3.00
$72.15 $85.89
2012 and after Only - And only fits the 1" Marine Hardware Rudder Internal Bushing For the MH Rudder BOX Assembly OEM Marine Hardware Bushing...
Switch Low Oil Pressure For Engine Alarm 6 PSI Sierra OP22900
$15.50 $20.59
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...
Rudder Assembly Starboard Keyed  - Flat Tiller Arm Keyed For Port Or Starboard RPTNSB-P
$1,198.00 $1,444.47
Rudder Assembly Keyed  RPTNSB-P - Flat Tiller Arm Keyed For Port Or Starboard Marine Hardware Rudder Complete Assembly Keyed for STARBOARD or PORT side installation Rudder...
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
$39.01
Original Crusader - PCM Spark Plug Set RP030002 NGK Plug Set STANDARD ENGINES 240/250 HP - 1989 - 1995 Includes 8 Plugs Prestolite & Mallory Distributors...
12 oz. Yamaha Metallic Blue Silver Spray Paint Moeller 025469
$17.05 $18.48
Moeller 025469 12 oz. Yamaha Metallic Blue Silver Spray Paint Moeller 025469 12 oz. Yamaha Metallic Blue Silver Spray Paint For 1985-90 Heat and solvent...
Wire Kit 8MM Ford - Chevy 302-351-350 Blue Color Mega Mag 109 MEG-109
$84.00 $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...
Fuel Filter Element NAPA Gold 3943 Replaces Indmar 98-2021 Which Is NLA Fuel Filter Element NAPA Gold 3943 Replaces Indmar 98-2021 Which Is NLA
$11.45 $14.95
FUEL FILTER ELEMENT FOR CARTER MECHANICAL FUEL PUMPS WIX FILTER. REPLACES INDMAR 98-2021 Fits: Indmar Ford 351 fuel pump filter. All years with the original...
Belt Set PCM Chevy 454 Alternator - Raw Water Pump Complete Set RP06611/21 Belt Set PCM Chevy 454 Alternator - Raw Water Pump Complete Set RP06611/21
$82.13
PCM DRIVE BELT SET 454 CHEVY ENGINES ALL Includes: PCM R066011 Alternator Belt PCM R066021 Raw Water Pump Belt OEM# RP06611/21 Here is a link to the...
Sea Strainer Bowl Clear Replacement Sherwood Strainer Fits 1 Inch, 1-1/4 Inch & 1-1/2 Inch NPT Sea Strainer Bowl Clear Replacement Sherwood Strainer Fits 1 Inch, 1-1/4 Inch & 1-1/2 Inch NPT
$56.00 $75.29
Fits 1", 1-1/4" and 1-1/2" Sherwood Strainers O'ring sold separately Item SHER-11803 Replacement screw-on clear bowl for Sherwood 1 in., 1 1/4 in. & 1...
Rotor Prestolite Distributors With Screw Down Cap (87 And Later) Original PCM-Crusader R103004 Rotor Prestolite Distributors With Screw Down Cap (87 And Later) Original PCM-Crusader R103004
$12.80
Rotor for Prestolite distributors with screw down cap to 1987 & Up. Original OEM - PCM / Crusader R103004 Rotor for Prestolite distributors using 2 screws to...
Tune Up Kit Delco EST V8 original Factory PCM RP173081
$41.45
Original OEM - PCM - Crusader Distributor Cap & Rotor OEM Crusader kit includes distributor cap and rotor. Fits most Indmar EFI and carbureted after...
Tilt Sport Help Splined Shaft Teleflex SH91810P Tilt Sport Help Splined Shaft Teleflex SH91810P
$179.93 $247.99
"Performance Sport Helm" Teleflex Splined Some Mastercrafts 1993 & Up Nautiques The steering wheel shaft is splined and not keyed. Will not fit Morse Helm....
Impeller Kit Sherwood For P151 And G157 Pumps Impeller Kit Sherwood For P151 And G157 Pumps
$62.00 $87.67
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...
Wire Set Spark Plug and Coil LS 1 - 6.0L - LY6 OEM Indmar 75-1202 Wire Set Spark Plug and Coil LS 1 - 6.0L - LY6 OEM Indmar 75-1202
$69.75 $75.11
OEM spark plug wire set for Indmar LS-1 & 6.0L & LY6 marine engines with ignition coils near the plugs. Spark plug wire set for...
Paint Crusader Blue Color Vision Paint By Moeller Marine 12 Oz. OEM 25491
$19.00 $19.49
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 Tensioner Assembly PCM 5.0L - 5.7L - 8.1L Engines RA068001 Belt Tensioner Assembly PCM 5.0L - 5.7L - 8.1L Engines RA068001
$107.10
CRU-RA068001 COMPLETE ASSEMBLY BODY & PULLEY 2004 and up PCM 5.0 Pro Sport and Excalibur 330 Fits EX-343 with Serpentine Belts Fits PCM 8.1L Serpentine belt tensioner...
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