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!

Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000 Glide Strut Bearing | Bushing 1-1/4" Shaft Diameter OEM 1.250X1.500X2.000
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1" - 1 Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-3/8" Bearing Length: 2.00" Each Set: Comes with...
Glide® Dripless Shaft Seal Complete Kit  1-1/4" X 2.00" OEM GMSS 1.250X2.000 KIT
$165.00 $177.00
1" X 1-3/4" Glide® Dripless Shaft Complete Seal Kit  For those ready to tackle the job of replacing your existing seal system on your own, we...
Glide® Dripless Shaft Seal 1-1/4" X 2.00" OEM GMSS 1.250X2.000
$130.00 $145.00
Glide® Dripless Shaft Seal 1" X 1.5" GLIDE Marine Seal Systems are comprised entirely of our GLIDE-400 material and are  roudly made in the USA....
Rudder Assembly RPTH400-SB-F Rudder Assembly RPTH400-SB-F
$1,072.46 $1,251.20
$1,072.46 $1,251.20
Marine Hardware Rudder Assembly Forward Facing Keyway Forward Facing Straight Tiller Arm  
RUDDER ASSEMBLY DROP ARM TILLER - RPTLSB-P-DROP
$1,112.97 $1,298.47
Flat Tiller Arm - Arm is flat and does NOT drop down from the clamp. 4" X 4" Rudder Port Flange with slotted bolt holes and...
Strut MB Sort 16 Degree 1-1/8 Inch Shaft 8 Hole Bolt Pattern With Bearings MHST756-1.12 Strut MB Sort 16 Degree 1-1/8 Inch Shaft 8 Hole Bolt Pattern With Bearings MHST756-1.12
$619.00 $808.12
ThMB Sport Strut 16 Degree - 7.38" Barrel Length SEF-1012 16 Degree Strut Fits boats with 1-1/8" driveshaft and 8 bolt mounting pattern16 degree Has...
Tool Output Flange Nut Wrench Indmar 99-6010
$210.66 $225.00
Tool Output Flange Nut Wrench OEM Indmar 99-6010 For removing coupler attaching nut on ZF transmission Needed when attaching Walter Machine RV-26D v-drive adapter Nut...
Strut Bushing 1 Inch I.D. X 1.50 Inch O.D. X 4 Inches Brass Marine Hardware Bushing
$128.75 $150.20
STRUT BEARING ONE PIECE 1" I.D. x 1.5" O.D. OEM Marine Hardware This bearing is one piece and will replace the 2 Piece SB1.0X1.5 Bearing...
Strut Malibu N & J With Bearings 1 Inch Shaft Marine Hardware OEM MLBU000356
$680.90 $888.93
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...
1" X 4" A.R.E. Inboard Shaft System and Coupler SHAFT SYSTEM A.R.E. FOR 1 INCH X 5 INCH BORG WARNER STYLE COUPLER
$446.00 $679.00
SPECIAL PRICE ON THIS LENTGHT ONLY! ONE IN STOCK.  49.7 SHAFT LENGTH Dual Taper, Shaft Length is 49.7" - "B" Measurement should be very near...
Stuffing Box 1-1/8" Shaft and 1-3/4" I.D. Hose and 2 Stainless Steel Hose Clamps
$199.00 $229.00
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...
Seal Kit Lower Unit Lower Unit Seal Kit 84-86 OEM BRP-0396352
$49.66 $57.02
Lower unit seal kit for Johnson Evinrude O-Ring Seal Kit 25 HP 1984 25 Comm., 28 SPL, 30 SPL 1985-96  
Strut Bushing 1-3/8 Inch I.D. X 2 Inch O.D. X 5.5 Inch Brass Marine Hardware Bushing Strut Bushing 1-3/8 Inch I.D. X 2 Inch O.D. X 5.5 Inch Brass Marine Hardware Bushing
$198.27 $231.32
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...
Strut Bushing 1-1/4 Inch I.D. X 1-3/4 Inch O.D. X 5 Inches Brass Marine Hardware Bushing
$158.05 $181.77
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 &...
1-1/4" PSS Shaft Seal Kit For 1-1/4" Diameter Drive Shafts Comes With Install Kit 1-1/4" PSS Shaft Seal Kit For 1-1/4" Diameter Drive Shafts Comes With Install Kit
$385.00 $398.00
Fits all boats with 1-1/4" shafts This kit COMES WITH the quick install kit; Item INSTIKIT1.2X.37 Uses a Stainless Steel rotor that slides down the shaft and compresses the...
Nylock Prop Nut Brass For 1-1/4" Shafts Nylon Prop Nut Nylock Prop Nut Brass For 1-1/4" Shafts Nylon Prop Nut
$33.00 $40.00
Fits boats with 1-1/4" shafts only. NOT for 1" or 1-1/8" shafts! Only fits 1-1/4" - 7/8-9 thread If you need 1" or 1-1/8" Nylock Nut, click...
1-1/8" X 5" A.R.E Inboard Shaft System With Inverted Hurth Coupler Dual Taper 1-1/8" X 5" A.R.E Inboard Shaft System With Inverted Hurth Coupler
$632.00 $798.00
Dual Taper, Pricing Good For Shafts Up To 5' You Must Supply Us With The "A" Shaft Length Measurement. Please follow the illustration in the pictures and be...
Prop Wrench A.R.E. 1-1/4" X 3/4" For All Correct Craft
$35.00 $39.89
This wrench WILL FIT Correct Craft. Fits the "Castle Nut" and the 3/4" end fits the A.R.E. Ironman Prop Puller. For ALL OTHERS use Item ARE106 Helps remove the...
Strut Mastercraft 1986 Up 1-1/8 Inch Drive Shaft - Includes New Bearings
$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...
Shaft Seal Only OJ 1-1/4" Inch With Snap Ring  OJ - XPC OEM OJ 2127 Shaft Seal Only OJ 1-1/4" Inch With Snap Ring  OJ - XPC OEM OJ 2127
$35.00 $48.80
Replacement seal for GLIDE GMSS and OJ dripless systems with 1-1/4" shafts. OJ dripless systems with 1-1/4" shafts that are held in with a snap...
Shaft Seal Only OJ 1" Inch With Snap Ring OEM OJ 2040
$29.00 $40.80
Replacement seal for GLIDE GMSS and OJ dripless systems with 1" shafts. If you’re looking for a replacement seal for an OJ XPC dripless system...
Rudder Algonac Cast Searay Rudder OEM 26540 Rudder Algonac Cast Searay Rudder OEM 26540
$3,710.00 $5,236.61
REPLACEMENT RUDDER - POST AND RUDDER ONLY FOR Searay 410, 420, 440 with 1/2 inch rudder post. Fits Searay 410, 420 and 440 Shaft Size: ...
1-1/4" Custom Inboard Prop Shaft System With Borg Warner 5 Inch Drive Coupler Dual Taper 56.188 Inch Assembled Length 1-1/4" Custom Inboard Prop Shaft System With Borg Warner 5 Inch Drive Coupler Dual Taper 56.188 Inch Assembled Length
$705.00 $925.46
Marine Hardware 1-1/4" Custom Prop Shaft & Borg Warner 5" Coupler Shaft length is 56.188" Assembled Length 1-1/4" Shaft Diameter Borg Warner Coupler Face System...
Tracking Fin Short - Marine Hardware TURN2020-S
$365.90 $426.88
Tracking Fin Short - Special Turn Fin Flat Base Marine Hardware - TURN2020-S Marine Hardware,™ Inc. proudly makes the most competitive product line of ski...
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