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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!

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....
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
$218.88 $278.10
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 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 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
$194.00 $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...
STRUT - 15 DEGREE - 1 (ONE) INCH SHAFT 6 HOLE BOLT PATTERN STSL-15 INCLUDES STRUT BEARINGS
$667.71 $777.82
Fits boats with 1" ONE INCH driveshaft and 6 bolt mounting pattern15 degree. Has 6 Mounting Holes and includes brass shelled rubber strut bushings! All...
Strut Carver Whip 1.5" Inch Shaft Size Includes Strut Bearings Carver 5113701
$2,222.22
Carver Whip Strut 1.5" Inch Shaft Size Includes Strut Bearings Carver 5113701 All struts are precision bored to meet ABYC and Navy standards. Light press...
Strut Carver Main 12.25 Degree 1.5" Inch Shaft Size Includes Strut Bearings Carver 5113601 Strut Carver Main 12.25 Degree 1.5" Inch Shaft Size Includes Strut Bearings Carver 5113601
$3,976.67
Carver Main Strut 12.25 Degree 1.5" Inch Shaft Size Includes Strut Bearings Carver 5113601 All struts are precision bored to meet ABYC and Navy standards....
Rudder Only RPTN Slotted Port or Starboard RPTN1.000-SP
$1,022.39 $1,336.74
REPLACEMENT RUDDER - FOR TOURNAMENT SKI BOATS Rudder Only - No boxCast and machined in the USA 1" Post Diameter - Keyed for Port or...
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...
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