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!

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
$840.00 $895.00
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...
1" PSS Shaft Seal Kit 1" Diameter Drive Shafts Comes With Install Kit 1" PSS Shaft Seal Kit 1" Diameter Drive Shafts Comes With Install Kit
$375.00 $455.00
Fits all boats with 1" shaft and 1-3/4 length shaft log.  This kit COMES WITH the quick install kit; Item INSTKIT1.0X.37 Uses a Stainless Steel rotor that slides down...
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
$1,455.00 $1,730.65
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
$425.00 $492.78
Tracking Fin Short - Special Turn Fin Flat Base Marine Hardware - TURN2020-S Marine Hardware,™ Inc. proudly makes the most competitive product line of ski...
Gimbal Bearing, SX Drives | Volvo Penta 21752712
$132.00 $139.00
Gimbal Bearing OEM sealed gimball bearing for a variety of SX model sterndrives. Fits TSK SX-C, TSK SX-C1, TSK SX-C1AC, TSK SX-C2AC, TSK SX-CLT M10,...
Strut Bushing Set 1 Inch I.D. X 1-3/8 Inch O.D. Brass Bearings OEM Marine Hardware
$159.00 $219.58
1 Inch I.D. X 1-3/8 Inch O.D. MARINE HARDWARE OEM STRUT BEARING SET Fits some Malibus, Mastercrafts, Ski Brendella, Ski Centurion's before 1992 when they...
Strut Bushing Set 1-1/8 Inch I.D. X 1-1/2 Inch O.D. Brass Bearings OEM Marine Hardware
$149.05 $190.16
1-1/8" I.D. x 1-1/2" O.D. MARINE HARDWARE OEM STRUT BEARING SET Fits most Mastercraft with Powerslot 1.5"1 ratio transmission. 1-1/8" I.D. x 1-1/2" O.D. Fits...
5/16 x 22 inch Teflon PTFE Flax Shaft Packing | Western Pacific Trading 10018
$11.95 $15.32
5/16 x 22 inch Teflon PTFE Flax Shaft Packing CHECK OUT THIS PACKING REMOVAL TOOL! INEXPENSIVE AND WORKS GREAT! CLICK HERE! Wax Impregnated Rope Packing...
O-Ring | ZF Industries 0634303314
$9.50 $12.00
O-Ring OEM Replaces Hurth 0634303314, 105559
Stainless Steel Nylock Nut, 3/4-Inch | Marine Machine NN 3/4-16 Stainless Steel Nylock Nut, 3/4-Inch | Marine Machine NN 3/4-16
$14.00 $15.80
3/4-16 Thread Pitch The Nylock Nut is zinc coated Stainless Steel and prevents galling; seizing of the shaft threads and shaft!  
Packing Nut Wrench For Rudder | Shaft Stuffing Box 2-1/4" OEM SPW-415 Packing Nut Wrench For Rudder | Shaft Stuffing Box 2-1/4" OEM SPW-415
$40.95 $44.95
2-1/2" Rudder & Shaft Stuffing Box Wrench for Inboards, made out of 3/8" thick Billet Aluminum | Black Anodized This is a Stub Wrench for...
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 1-1/4" - 1-1/4 Inch Shafts Shaft Diameter: 1-1/4" Strut Inside Diameter: 1-1/2" Bearing Length: 2.00" Each Set: Comes with...
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
$50.00 $62.95
GLIDE® STRUT BEARING | BUSHING SET 1" - 1 Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-1/2" Bearing Length: 2.00" Each Set: Comes with...
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 1-1/4" X 2.00" OEM GMSS 1.250X2.000
$175.00 $199.00
Glide® Dripless Shaft Seal 1-1/4" X 2.00" GLIDE Marine Seal Systems are comprised entirely of our GLIDE-400 material and are  roudly made in the USA....
Glide® Dripless Shaft Seal 1-1/4" X 2.00" OEM GMSS 1.250X2.000
$160.00 $173.00
Glide® Dripless Shaft Seal 1" X 1-3/4" GLIDE Marine Seal Systems are comprised entirely of our GLIDE-400 material and are  roudly made in the USA....
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....
ACME Soft Case Prop Saver With C-Clamp and Tools ACME-4999
$265.00 $309.99
A must-have for peace of mind and your boat! This kit comes with everything you need to save your weekend on the water. Replace a damaged prop...
ACME HARMONIC PROP KIT - THE WEEKEND SAVER FULL REPLACEMENT KIT FOR <b>1-1/4</b> INCH SHAFTS ACME HARMONIC PROP KIT - THE WEEKEND SAVER FULL REPLACEMENT KIT FOR <b>1-1/4</b> INCH SHAFTS
$245.00 $323.00
Everything you need to save a weekend on the water in the unfortunate case you damage your propeller. Nothing is worse than losing a day...
Rudder Assembly With Rudder Box <b>Drop</b> Tiller Arm - RPMC1.00-S
$964.80 $1,448.51
Keyed for both Port AND / OR Starboard DROP Tiller Arm With a DROP down tiller arm; has a crook in it like a bend. NOTE...
RUDDER ASSEMBLY N & J SEAL BOX AND PORT RPTN BLADE- RPTNNJ-P
$875.00 $1,298.44
Rudder for Starboard Pointing Tiller Arm Marine Hardware Rudder Assembly Keyed for STARBOARD side installation MFG Description: Rudder Assembly, RPTN blade, N & J seal box...
PSS Shaft Seal Kit 1" T-Fitting Water Supply Kit PSS Shaft Seal Kit 1" T-Fitting Water Supply Kit
$65.00 $85.00
1-1/8" T-Fitting Quick install water supply KIT ONLY for the PSS Shaft Seals This kit COMES WITH the PSS Shaft Seal Kit if you purchase a PSS...
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