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.

UNDERWATER GEAR

Underwater Hull Boat Parts

If you need underwater gear, My Inboard Marine is the right place for you. We carry drive shafts, nuts, wrenches, shaft systems, seals, struts, rudders, steering systems and parts plus so much more! All designed to withstand the harsh effects of long exposure to water. Whatever tools or parts you need for your boat, you can find it right here at My Inboard Marine.

If you have any questions pertaining to our products, feel free to contact us today at 803-766-8586 or email us at sales@myinboardmarine.com and we will respond to help. Purchase your underwater hull boat parts from us today!

Strut Bearings Set Glide Marine Vesconite Hilube 1" X 1-1/2"
16%
$75.00 $89.00
VESCONITE STRUT BEARING SET 1" I.D. x 1-1/2 O.D. Each of the bearings are 2" in length and are sold by the pair. OJ-2025 Vesconite...
Strut Bearings Set Glide Marine Vesconite Hilube 1-1/8" X 1-1/2"
24%
$75.00 $99.00
VESCONITE STRUT BEARING SET 1-1/8 I.D. x 1-1/2 O.D. Each of the bearings are 2" in length and are sold by the pair. OJ-2024 Vesconite...
Strut Bearings Set Glide Marine Vesconite Hilube 1-1/8" X 1-3/8"
$85.00
VESCONITE STRUT BEARING SET 1-1/8 I.D. x 1-3/8 O.D. Each of the bearings are 2" in length and are sold by the pair. OJ-2023 Vesconite...
Strut Bearings Set Glide Marine Vesconite Hilube 1" X 1-1/4"
12%
$78.00 $89.00
VESCONITE STRUT BEARING SET 1" I.D. x 1-1/4" O.D. Each of the bearings are 2" in length and are sold by the pair. OJ-2026 -...
Strut Bushing Set 1-1/4 Inch I.D. X 1-3/4 Inch O.D. Brass Marine Hardware Bushings
19%
$209.55 $259.55
STRUT BEARING SET 1-1/4" I.D. x 1-3/4" O.D. These bearings are one long piece Bearing length is 5" long Worn strut bearings increase vibration & causes wear...
Strut Bushing 1-1/4 Inch I.D. X 2.00 Inch O.D. Brass Marine Hardware Bushing
16%
$219.25 $259.55
STRUT BEARING SET 1-1/4" I.D. x 2.00" O.D. These bearings are one long piece Bearing length is 5" long Worn strut bearings increase vibration & causes wear...
Strut Bushing 1-1/4 Inch I.D. X 2.00 Inch O.D. Brass Morse Bushing
48%
$78.39 $149.88
STRUT BEARING SET 1-1/4" I.D. x 2.00" O.D. 1-1/4 inch x 2 inch x 5 inch brass sleeve bearing provides a wear surface between prop...
Strut Bushing 1-3/8 Inch I.D. X 2 Inch O.D. Brass Marine Hardware Bushing Strut Bushing 1-3/8 Inch I.D. X 2 Inch O.D. Brass Marine Hardware Bushing
7%
$247.85 $267.88
STRUT BEARING 1-3/8" I.D. x 2" O.D. Marine Hardware One Piece Bearing These bearings are one long piece Bearing length is 5-1/2" long Dogfish 1.375...
Strut Bushing Set 1 Inch I.D. X 1-1/2 Inch O.D. Brass Bearings SB1.0X1.5 Strut Bushing Set 1 Inch I.D. X 1-1/2 Inch O.D. Brass Bearings SB1.0X1.5
20%
$95.00 $119.00
STRUT BEARING SET 1" I.D. x 1-1/2" O.D. Fits some of the late model 1970's & 1980's Mastercrafts with the 1:1 Velvet Drive transmission. These...
Strut Bushing Set 1 Inch I.D. X 1-1/4 Inch O.D. Brass Bearings SB1.0X1.2 Strut Bushing Set 1 Inch I.D. X 1-1/4 Inch O.D. Brass Bearings SB1.0X1.2
5%
$102.00 $107.00
STRUT BEARING SET 1" I.D. x 1-1/4" O.D. Fits most Ski Nautique, Supra Inboard,  Supra Moomba but not the Vee-Drive. These bearings used to be one...
Strut Bushing Set 1 Inch I.D. X 1-3/8 Inch O.D. Brass Bearings SB1.0X1.3 Strut Bushing Set 1 Inch I.D. X 1-3/8 Inch O.D. Brass Bearings SB1.0X1.3
13%
$99.99 $115.00
STRUT BEARING SET 1" I.D. x 1-3/8" O.D. Fits some Malibus, Mastercrafts, Ski Brendella, Ski Centurion's before 1992 when they went to the 1-1/8" shafts....
Strut Bushing Set 1-1/8 Inch I.D X 1-1/2 Inch O.D. Brass Bearings SB1.1X1.5 Strut Bushing Set 1-1/8 Inch I.D X 1-1/2 Inch O.D. Brass Bearings SB1.1X1.5
22%
$118.00 $151.00
STRUT BEARING SET 1-1/8" I.D. x 1-1/2" O.D. Fits most Mastercraft with Powerslot 1.5"1 ratio transmission. These bearings used to be one long piece but are...
Strut Bushing Set 1-1/8 Inch I.D. X 1-3/8 Inch O.D. Brass Marine Hardware Bushings SB1.1X1.3 Strut Bushing Set 1-1/8 Inch I.D. X 1-3/8 Inch O.D. Brass Marine Hardware Bushings SB1.1X1.3
22%
$155.00 $199.00
STRUT BEARING SET 1-1/8"I.D. X 1-3/8" O.D. Fits most Malibu 1993 and up with 1-1/8" drive shafts, direct drive and the Vee Drive. These bearings...
Strut Custom Strut - Marine Hardware® - 15.6 Degree 1.125 I.D. Supreme SL Strut
26%
$647.05 $869.99
Custom Strut - Marine Hardware® - 15.6 Degree 1.125 I.D. Supreme SL Strut Lead Time is 10 weeks - No returns on this custom item All...
Strut Malibu 1997 And Up 16 Degree Strut Malibu 1997 And Up 16 Degree
29%
$548.00 $769.69
There are some late 1996 models that ight have this 16 degree strut. The former was a 15.45 degree strut. This strut also fits some Axis boats,...
Strut Malibu N & J With Bearings 1 Inch Shaft Marine Hardware OEM MLBU000356
29%
$548.00 $769.69
New Malibu Complete strut with Bushsings for a 1 inch shaft. Mostly used on Malibu's built in the 1980s. Used on Malibu Skier and Malibu...
Strut Mastercraft 1986 Up 1-1/8 Inch Drive Shaft - Includes New Bearings
12%
$545.00 $619.99
Has 8 Mounting holes and includes brass shelled rubber strut bearings! Fits 1986 up Mastercraft boats with the Powerslot or V-drive 1-1/8" shafts with an...
Stuffing Box 1" Shaft and 1-3/4" I.D. Hose Stuffing Box 1" Shaft and 1-3/4" I.D. Hose
6%
$183.33 $195.00
STUFFING BOX FOR 1" SHAFT This is your traditional wax rope packed stuffing box for your 1" shaft with a 1-3/4" ID hose. Stuffing Box comes WITH...
Stuffing Box 1-1/8" Shaft and 1-3/4" I.D. Hose
10%
$175.00 $195.00
STUFFING BOX FOR 1-1/8" SHAFT This is your traditional wax rope packed stuffing box for your 1-1/8" shaft with a 1-3/4" ID hose. Stuffing Box comes WITH...
Tracking Fin - Malibu Turn Fin Flat Base Marine Hardware - MLBU000341
16%
$225.00 $267.75
Tracking Fin - Malibu Turn Fin Flat Base Marine Hardware - MLBU000341 Marine Hardware,™ Inc. proudly makes the most competitive product line of ski boat turn...
Tracking Fin - Special Turn Fin Flat Base Marine Hardware - TURN1050 Tracking Fin - Special Turn Fin Flat Base Marine Hardware - TURN1050
25%
$170.00 $226.30
Tracking Fin - Special Turn Fin Flat Base Marine Hardware - TURN1050  70mag. - 6" Marine Hardware,™ Inc. proudly makes the most competitive product line...
Tracking Fin - Special Turn Fin Flat Base Marine Hardware - TURN2020
29%
$275.00 $387.89
Tracking Fin - Special Turn Fin Flat Base Marine Hardware - TURN2020  70mag - SEE IMAGE FOR SPECS Marine Hardware,™ Inc. proudly makes the most...
Tracking Fin - Special Turn Fin Flat Base Marine Hardware TURN6.00-F-B Tracking Fin - Special Turn Fin Flat Base Marine Hardware TURN6.00-F-B
25%
$170.00 $226.30
Tracking Fin - Special Turn Fin Flat Base Marine Hardware Fits Centurion and Supreme boats TURN6.00-F-B Marine Hardware,™ Inc. proudly makes the most competitive product line...
Woodruff Coupler Key For A.R.E. Drive Shafts - Coupling Side - OEM KEYCPSY.2 Woodruff Coupler Key For A.R.E. Drive Shafts - Coupling Side - OEM KEYCPSY.2
28%
$13.00 $17.95
Coupling Woodruff Keyway for A.R.E. Drive Shafts - COUPLER SIDE OEM - KEYCPSY.2 - Picture # 5 in the picture for illustration
Woodruff Key Brass For Keyway Prop - Shaft 1/4" X 1/4" X 1 1/2" Woodruff Key Brass For Keyway Prop - Shaft 1/4" X 1/4" X 1 1/2" ACME BRAND
16%
$10.95 $12.99
Woodruff Key Brass For Keyway Prop - Shaft 1/4" X 1/4" X 1 1/2"    
WRENCH A.R.E. COUPLING WRENCH FOR 4" AND 5" COUPLINGS WRENCH A.R.E. COUPLING WRENCH FOR 4" AND 5" COUPLINGS
14%
$48.00 $56.00
This wrench goes in one of the coupling bolt holes and keeps the shaft from turning while loosening the coupling nut. A.R.E.’s coupling wrench keeps...
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