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!

SEPARATOR NUT FOR A.R.E. JACKING PLUG REMOVES A.R.E. SHAFT FROM COUPLINGS SEPARATOR NUT FOR A.R.E. JACKING PLUG REMOVES A.R.E. SHAFT FROM COUPLINGS
$22.00 $24.99
The Separator is a jacking plug for pushing the shaft out of an A.R.E. System coupling. ONLY works with the ARE Drive Shaft System It screws...
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
$149.00 $169.95
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...
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
$34.95 $38.95
Shaft Packing Wrench for Inboards, made out of 3/8" thick Billet Aluminum. 1-7/8" This is a Stub Wrench for the hard to reach 1.875" Stuffing Box...
Adaptor For Shaft Puller For Pulling 1-1/4 Inch Shafts For The A.R.E. Slide Hammer Puller
$55.00 $64.00
1-1/4 Inch Adaptor for the A.R.E. Shaft/Strut Bearing Puller This adaptor will allow the A.R.E. shaft removal tool to be used on 1-1/4" shafts more...
Nut For Velvet Drive 71C and 72C Direct Drive 1 to 1 Ratio Transmissions R017002 VD-4775L
$22.33 $36.02
Output Shaft Nut OEM by Velvet Drive Brand Output Shaft Nut - 4" Outside Diameter Couplers For Velvet Drive 71C and 72C direct drive transmissions...
Packing Nut Wrench 2" For 2 Inch For Hard To Reach 2" Stuffing Box
$36.95 $40.95
Shaft Packing Wrench for Inboards, made out of 3/8" thick Billet Aluminum. This is a Stub Wrench for the hard to reach 2" Stuffing Box...
Strut Bearings Set Glide Marine Vesconite Hilube 1" X 1-1/4"
$57.80 $68.00
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 -...
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
$585.00 $699.00
Dual Taper, Pricing Good For Shafts Up To 5' Fits most ski boats with 1:1 transmission Borg Warner Style (71c) and small block engines 5.8,...
Strut Bearings Set Glide Marine Vesconite Hilube 1-1/8" X 1-1/2"
$57.80 $68.00
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...
Prop Knocker All Brass Harmonic Prop Puller - For 1-3/4" Shafts KNOCKER134 Prop Knocker All Brass Harmonic Prop Puller - For 1-3/4" Shafts KNOCKER134
$146.95 $176.95
All Brass Prop Knocker - Fits 1-3/4"Shafts 1-1/4 - 7 threads CNC Machined from All Brass with perfection. Threads onto the shaft, excellent for splined shafts....
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...
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...
Flex Gland Seal and Housing Only - Fits The <b>1"</b> Flex Gland Dripless Shaft Seal by Johnson Propellers Flex Gland Seal and Housing Only - Fits The <b>1"</b> Flex Gland Dripless Shaft Seal by Johnson Propellers
$37.40 $44.00
Johnson Propellers Dripless Shaft Replacement Seal and Housing Only For 1" drive shafts. Replaces your SEAL and HOUSING in your current 1" Flex Gland System! If...
Nylock Prop Nut Brass For 1" Or 1-1/8" Or 1-1/4" Shafts With Key And Cotter Pin ACME 5008
$24.50 $28.00
Fits 1" - 1-1/8" Shafts ACME 5008 ACME Prop Nut Kits include one nylon lock nut, cotter pin, and key.
Flex Gland Seal and Housing Only - Fits The <b>1-1/8"</b> Flex Gland Dripless Shaft Seal by Johnson Propellers Flex Gland Seal and Housing Only - Fits The <b>1-1/8"</b> Flex Gland Dripless Shaft Seal by Johnson Propellers
$37.40 $44.00
Johnson Propellers Dripless Shaft Replacement Seal and Housing Only For 1-1/8" drive shafts. Replaces your SEAL and HOUSING in your current 1-1/8" Flex Gland System! If...
Bolts For Strut - 3/8" - 16 x 3" Stainless Steel Fits All Inboard Struts Bolts For Strut - 3/8" - 16 x 3" Stainless Steel Fits All Inboard Struts
$13.00 $16.00
Fits Most Inboard Struts - 18/8 Stainless Steel -  * SOLD EACH - SOLD EACH 3/8" Diameter 16 Pitch 3" Long Includes: Flat top hex...
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