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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!

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Glide Strut Bearing Set | Bushing 1" Shaft Diameter | 1-1/4 Outside Diameter | 2" Length Each Bearing OEM 1.000X1.250X2.000
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 Set | Bushing 1" Shaft Diameter | 1-1/4 Outside Diameter | 2" Length Each Bearing OEM 1.000X1.250X2.000
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1" - 1 Inch Shafts Shaft Size-Diameter: 1.00" Strut Inside Diameter: 1-1/4" Bearing Length: 2.00" Each Set: Comes with...
ACME Harmonic Prop Puller For 1-1/2 INCH Shafts 5010
ACME Harmonic Prop Puller For 1-1/2 INCH Shafts 5010 ACME Harmonic Prop Puller For 1-1/2 INCH Shafts 5010
$135.00 $155.00
ACME Harmonic Prop Puller For 1-1/2 INCH Shafts 5010
$135.00 $155.00
By ACME Marine for 1-1/2" Shafts. Awesome device that works by simply removing your prop nut, screw the harmonic puller onto the shaft and gently...
Strut - Tige 15 Degree 1-1/8 Inch Shaft 6 Hole Pattern - Includes Strut Bearings OEM TIGEU1004
Strut - Tige 15 Degree 1-1/8 Inch Shaft 6 Hole Pattern - Includes Strut Bearings OEM TIGEU1004
$695.00 $769.62
Strut - Tige 15 Degree 1-1/8 Inch Shaft 6 Hole Pattern - Includes Strut Bearings OEM TIGEU1004
$695.00 $769.62
Fits boats with 1-1/8" driveshaft and 6 bolt mounting pattern15 degree Has 6 Mounting Holes and includes brass shelled rubber strut bushings! Tige - 15...
Glide Strut Bearing Set | Bushing 1-1/8" Shaft Diameter | 1-3/8 Outside Diameter | 2" Length Each Bearing OEM 1.125X1.375X2.000
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 Set | Bushing 1-1/8" Shaft Diameter | 1-3/8 Outside Diameter | 2" Length Each Bearing OEM 1.125X1.375X2.000
$45.00 $57.00
GLIDE® STRUT BEARING | BUSHING SET 1-1/8" - 1-1/8 Inch Shafts Shaft Size-Diameter: 1-1/8" Strut Inside Diameter: 1-3/8" Bearing Length: 2.00" Each Set: Comes with...
Acme Harmonic Prop Puller For 2 Inch Shafts 5012
Acme Harmonic Prop Puller For <b>2 Inch</b> Shafts 5012 Acme Harmonic Prop Puller For <b>2 Inch</b> Shafts 5012
$177.50 $225.00
Acme Harmonic Prop Puller For 2 Inch Shafts 5012
$177.50 $225.00
By ACME Marine for 2" Shafts. Awesome device that works by simply removing your prop nut, screw the harmonic puller onto the shaft and gently...
The ACME Harmonic Prop Kit - The Weekend Saver Full Replacement Kit For 1 Or 1-1/8 Inch Shafts ACME-4997
ACME HARMONIC PROP KIT - THE WEEKEND SAVER FULL REPLACEMENT KIT FOR 1 OR 1-1/8 INCH SHAFTS ACME HARMONIC PROP KIT - THE WEEKEND SAVER FULL REPLACEMENT KIT FOR 1 OR 1-1/8 INCH SHAFTS
$181.25 $230.00
The ACME Harmonic Prop Kit - The Weekend Saver Full Replacement Kit For 1 Or 1-1/8 Inch Shafts ACME-4997
$181.25 $230.00
The 1-1/8" shaft size kit includes a carry case that fits props up to 15.5" in diameter. Everything you need to save a weekend on...
Rudder Assembly RPTN Slotted Port or Starboard Drop TA-RPTNSB-P-DROP
REPLACEMENT RUDDER ASSEMBLY FOR TOURNAMENT SKI BOATS
$1,198.00 $1,361.86
Rudder Assembly RPTN Slotted Port or Starboard Drop TA-RPTNSB-P-DROP
$1,198.00 $1,361.86
REPLACEMENT RUDDER ASSEMBLY FOR TOURNAMENT SKI BOATS Marine Hardware rudders are cast and machined in the USA The tiller arm is double keyed for left...
Shaft Seal Only OJ 1-1/8 With Snap Ring GBS1125-JP OEM 2041
Shaft Seal Only OJ 1-1/8 With Snap Ring GBS1125-JP OEM 2041 Shaft Seal Only OJ 1-1/8 With Snap Ring GBS1125-JP OEM 2041
$29.00 $40.80
Shaft Seal Only OJ 1-1/8 With Snap Ring GBS1125-JP OEM 2041
$29.00 $40.80
Replacement seal for OJ XPC dripless systems with 1-1/8" shafts. Also fits OJ rudder ports original equipment on Mastercraft's 2003 - 2012 Uses the same parts as the...
Strut - Moomba-Supra Vee Drive 15 Degree 1-1/8" Shaft Size Includes Strut Bearings MH701-1.12
Strut - Moomba-Supra Vee Drive 15 Degree 1-1/8" Shaft Size Includes Strut Bearings MH701-1.12
$713.00 $735.90
Strut - Moomba-Supra Vee Drive 15 Degree 1-1/8" Shaft Size Includes Strut Bearings MH701-1.12
$713.00 $735.90
15 Degree with a 6 bolt mounting pattern - Fits 1-1/8" Shafts Has 6 Mounting Holes and includes brass shelled rubber strut bushings! Fits most...
Prop Nut Brass Castle Nut For 1-1/4" Inboard Shafts Slotted Castle Nut
Prop Nut Brass Castle Nut For 1-1/4" Shafts Slotted Castle Nut Prop Nut Brass Castle Nut For 1-1/4" Shafts Slotted Castle Nut
$23.37 $45.28
Prop Nut Brass Castle Nut For 1-1/4" Inboard Shafts Slotted Castle Nut
$23.37 $45.28
Inboard Castle Nut - Fits 1-1/4" shafts. 7/8-9 thread
Retaining Nut Socket 1-1/4" for the A.R.E. Drive Shaft Systems SYSSOCKET125
Retaining Nut Socket 1-1/4" for the A.R.E. Drive Shaft Systems SYSSOCKET125
$33.00 $36.99
Retaining Nut Socket 1-1/4" for the A.R.E. Drive Shaft Systems SYSSOCKET125
$33.00 $36.99
1-1/4" Socket With Wrench Flats. The ARE retaining nut socket with wrench flats requires only 1" clearance to fit between the transmission and the coupling....
Shaft Packing Dripless 3/16" x 2 Feet GFO-3/16X24
Shaft Packing Dripless 3/16" x 2 Feet GFO-3/16X24
$12.59 $14.99
Shaft Packing Dripless 3/16" x 2 Feet GFO-3/16X24
$12.59 $14.99
GFO Fiber Packing for Shafts and Rudders: 2 Foot Piece 3/16" For 1/4" Click Here High thermal conductivity: GFO fiber packing is four times more...
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 Packing Nut Wrench For Rudder | Shaft Stuffing Box 2-1/4" OEM SPW-415
$38.95 $42.95
Packing Nut Wrench For Rudder | Shaft Stuffing Box 2-1/4" OEM SPW-415
$38.95 $42.95
2-1/4" Rudder & Shaft Stuffing Box Wrench for Inboards, made out of 3/8" thick Billet Aluminum | Black Anodized This is a Stub Wrench for...
OJ Johnson Prop Knocker - For 1" - 1 - 1/8" And 1-1/4" Shafts For Tige - Malibu The Original Prop Knocker
OJ JOHNSON PROP KNOCKER FOR 1 AND 1-1/8 INCH SHAFTS OJ JOHNSON PROP KNOCKER FOR 1 AND 1-1/8 INCH SHAFTS
$29.75 $35.00
OJ Johnson Prop Knocker - For 1" - 1 - 1/8" And 1-1/4" Shafts For Tige - Malibu The Original Prop Knocker
$29.75 $35.00
The Original "OJ® Prop Knocker" Prop Puller Also Fits Splined Shafts The Harmonic Puller (Prop Knocker) By Johnson Propeller! Excellent for Splined Shafts! Threads onto...
Rudder Assembly N & J Seal Box And Port RPTN Blade- RPTNNJ-P
RUDDER ASSEMBLY N & J SEAL BOX AND PORT RPTN BLADE- RPTNNJ-P
$1,198.00 $1,803.95
Rudder Assembly N & J Seal Box And Port RPTN Blade- RPTNNJ-P
$1,198.00 $1,803.95
For Malibu approximately 1988 through 1994 Marine Hardware Rudder Assembly 3-1/4" x 4" rectangular rudder port with a 2" bore 5" long tiller arm Keyed for port...
Install Tool For 1-1/8" Flex Gland Seal - Fits The 1-1/8"Flex Gland Dripless Shaft Seal by Johnson Propellers OJFGB_1.125
Install Tool For 1-1/8" Flex Gland Seal - Fits The <b>1-1/8"</b> Flex Gland Dripless Shaft Seal by Johnson Propellers OJFGB_1.125 Install Tool For 1-1/8" Flex Gland Seal - Fits The <b>1-1/8"</b> Flex Gland Dripless Shaft Seal by Johnson Propellers OJFGB_1.125
$16.15 $19.00
Install Tool For 1-1/8" Flex Gland Seal - Fits The 1-1/8"Flex Gland Dripless Shaft Seal by Johnson Propellers OJFGB_1.125
$16.15 $19.00
Plastic INSTALL TOOL only! The complete Flex Gland comes WITH one of these tools. This one would be an extra tool in case you need...
Strut - Sanger 16 Degree 1-1/8 Inch Shaft 6 Hole Pattern - Includes Strut Bearings MH-710-1.12
Strut - Sanger 16 Degree 1 Inch Shaft 6 Hole Pattern - Includes Strut Bearings MH-710-1.00 Strut - Sanger 16 Degree 1 Inch Shaft 6 Hole Pattern - Includes Strut Bearings MH-710-1.00
$594.00 $656.00
Strut - Sanger 16 Degree 1-1/8 Inch Shaft 6 Hole Pattern - Includes Strut Bearings MH-710-1.12
$594.00 $656.00
Fits boats with 1-1/8" driveshaft and 6 bolt mounting pattern16 degree - Sanger Has 6 Mounting Holes and includes brass shelled rubber strut bushings! All...
Seal Kit Lower Unit Lower Unit Seal Kit for Johnson Evinrude OEM 18-2684
Seal Kit Lower Unit Lower Unit Seal Kit for Johnson Evinrude OEM 18-2684
$33.00 $37.29
Seal Kit Lower Unit Lower Unit Seal Kit for Johnson Evinrude OEM 18-2684
$33.00 $37.29
Lower unit seal kit for Johnson Evinrude Sierra Kit Replaces Mallory 9-74105  
Strut Bearings Set OJ Marine Vesconite 1" I.D. X 1-1/2" O.D. OEM 2025
Strut Bearings Set Glide Marine Vesconite Hilube 1" X 1-1/2"
$57.80 $68.00
Strut Bearings Set OJ Marine Vesconite 1" I.D. X 1-1/2" O.D. OEM 2025
$57.80 $68.00
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...
1-1/8" PSS Shaft Seal Kit 1-1/8" Diameter Drive Shafts Comes With Install Kit
1-1/8" PSS Shaft Seal Kit 1-1/8" Diameter Drive Shafts Comes With Install Kit 1-1/8" PSS Shaft Seal Kit 1-1/8" Diameter Drive Shafts Comes With Install Kit
$472.00 $479.00
1-1/8" PSS Shaft Seal Kit 1-1/8" Diameter Drive Shafts Comes With Install Kit
$472.00 $479.00
Fits all boats with 1-1/8" shaft and 1-3/4 length shaft log.  COMES WITH the quick install kit; Item INSTKIT1.125X.37 Uses a Stainless Steel rotor that slides...
Ring Nut | ZF Industries 637513037
Ring Nut | ZF Industries 637513037 Ring Nut | ZF Industries 637513037
$30.85 $31.14
Ring Nut | ZF Industries 637513037
$30.85 $31.14
Ring Nut OEM  Replaces Hurth 0637513037, 489305
Glide® Replacement Seal Kit 1-1/8" | OEM GMS-TL-1.125
Glide® Replacement Seal Kit 1" | One Inch OEM GMS-TL-1.000 Glide® Replacement Seal Kit 1-1/4" | OEM GMS-TL-1.250
$35.00 $49.55
Glide® Replacement Seal Kit 1-1/8" | OEM GMS-TL-1.125
$35.00 $49.55
Glide® Replacement Seal Kit 1-1/8" Our replacement seal kits are compatible with any Glide Housing with the (6) screw cap. Glide Seal Kit Includes: Seal...
Prop Knocker All Brass Harmonic Prop Puller - For 1" And 1-1/8" Shafts KNOCKER118
Prop Knocker All Brass Harmonic Prop Puller - For 1" And 1-1/8" Shafts Prop Knocker All Brass Harmonic Prop Puller - For 1" And 1-1/8" Shafts
$54.95 $69.99
Prop Knocker All Brass Harmonic Prop Puller - For 1" And 1-1/8" Shafts KNOCKER118
$54.95 $69.99
All Brass Prop Knocker - Fits 1" & 1-1/8" Shafts 3/4"-10 threads CNC Machined from All Brass with perfection. Threads onto the shaft, excellent for splined...
ACME Harmonic Prop Puller For 1-3/8 Inch Shafts 5019
ACME Harmonic Prop Puller For 1-3/8 Inch Shafts 5019 ACME Harmonic Prop Puller For 1-3/8 Inch Shafts 5019
$130.00 $155.00
ACME Harmonic Prop Puller For 1-3/8 Inch Shafts 5019
$130.00 $155.00
By ACME Marine for 1-3/8" Shafts. 1" - 8 UNC Awesome device that works by simply removing your prop nut, screw the harmonic puller onto the...
Castle Nut Brass Low Profile For 1" and 1-1/8" Inboard Shafts Slotted Castle Nut PNUTFULL-1.000-BCN
Castle Nut Brass For 1" and 1-1/8" Inboard Shafts Slotted Castle Nut PNUTFULL-1.000-BCN
$39.29 $45.83
Castle Nut Brass Low Profile For 1" and 1-1/8" Inboard Shafts Slotted Castle Nut PNUTFULL-1.000-BCN
$39.29 $45.83
Inboard Castle Nut - Fits 1" and 1-1/8" shafts. 3/4-10 thread - Low Profile Machined grooves to accept all cotter pin sizes. CNC Class 3...
Shaft Log 15-16 Degree Aluminum OEM Marine Hardware - SHLG16150A
Shaft Log 15-16 Degree Aluminum OEM Marine Hardware - SHLG16150A
$127.66 $140.84
Shaft Log 15-16 Degree Aluminum OEM Marine Hardware - SHLG16150A
$127.66 $140.84
15-16 Degree Shaft Log By Marine Hardware® Note: When the shaft log is connected to the stuffing box with a rubber hose, the angle can...
1" X 5" A.R.E. Inboard Shaft System and Coupler Dual Taper WS2000A
1" X 5" A.R.E. Inboard Shaft System and Coupler 1" X 5" A.R.E. Inboard Shaft System and Coupler
$514.00 $707.00
1" X 5" A.R.E. Inboard Shaft System and Coupler Dual Taper WS2000A
$514.00 $707.00
Dual Taper, Pricing Good For Shafts Up To 5' Fits most boats with a 1:1 transmission Borg Warner Style (72c) and big block engines 454-...
Bolt Flywheel Damper GM Small And Big Block Engine OEM R009092
Bolt Flywheel Damper GM Small And Big Block Engine OEM R009092
$3.83
Bolt Flywheel Damper GM Small And Big Block Engine OEM R009092
$3.83
You can use your old bolts. These bolts fit standard thread flywheels  Grade 5 -  3/8 - 1 X 1"  Be sure to make sure...
1-1/8" X 4" A.R.E. Inboard Drive Shaft System Dual Taper WS2050
1-1/8" X 4" A.R.E. Inboard Drive Shaft System Dual Taper 1-1/8" X 4" A.R.E Inboard Shaft System and Coupler
$585.00 $699.00
1-1/8" X 4" A.R.E. Inboard Drive Shaft System Dual Taper WS2050
$585.00 $699.00
Dual Taper, Pricing Good For Shafts Up To 5' Normally fits inboard boats that have a 1:1 transmission Borg Warner Style and a small block...
Shaft Packing Dripless 1/4" x 2 Feet GFO-1/4X24
Shaft Packing Dripless 1/4" x 2 Feet GFO-1/4X24
$16.82 $18.72
Shaft Packing Dripless 1/4" x 2 Feet GFO-1/4X24
$16.82 $18.72
GFO Fiber Packing for Shafts and Rudders: 2 Foot Piece 1/4" For 3/16" Click Here High thermal conductivity: GFO fiber packing is four times more...
1-1/4" Custom Inboard Prop Shaft System With Borg Warner Style 5" Coupler Dual Taper 58.75 Inch Assembled Length
1-1/4" Custom Inboard Prop Shaft System With Borg Warner Style 5" Coupler Dual Taper 58.75 Inch Assembled Length 1-1/4" Custom Inboard Prop Shaft System With Borg Warner Style 5" Coupler Dual Taper 58.75 Inch Assembled Length
$824.90 $1,101.24
1-1/4" Custom Inboard Prop Shaft System With Borg Warner Style 5" Coupler Dual Taper 58.75 Inch Assembled Length
$824.90 $1,101.24
Marine Hardware 1-1/4" Custom Prop Shaft & Borg Warner Style Coupler 5 Inch Diameter Works for shaft TIP to TIP Length of 58-3/4 inches. 1-1/4"...
5/16 x 22 inch Teflon PTFE Flax Shaft Packing | Western Pacific Trading 10018
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 | 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...
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