DRIVETRAIN

Boat Drivetrain

My Inboard Marine is your go-to supply for all your boat drivetrain needs. We carry a variety of inboard mufflers, inboard transmissions and parts ideal for fitting a diverse option of boats, including Mastercraft Mufflers, Borg Warner and Pleasurecraft boat transmission parts. Allow yourself and others to enjoy the sound of the waves as opposed to a noisy boat. Our huge inventory of boat mufflers gives you several choices to decide on. We carry only high-quality products while offering affordable pricing.

We carry interchangeable mufflers, muffler kits, outlet exhausts, and flapper exhaust protector valves as well. We ship products inside and outside the United States. Grab your boat drivetrain products from My Inboard Marine today and experience the difference with our boating solutions.

More Drivetrain Items Coming Soon!

Seal Front Oil Seal Borg Warner Transmissions 71C - 72C Velvet Drive Brand # VD-1000044014 Seal Front Oil Seal Borg Warner Transmissions 71C - 72C Velvet Drive Brand # VD-1000044014
$7.95 $8.05
FRONT OIL SEAL BORG WARNER 71C & 72C TRANSMISSIONS VELVET DRIVE BRAND OEM VD-1000044014 Fits 71C and 72C This is an Original Velvet Drive Marine Item...
SEAL REAR OIL SEAL OLD STYLE BORG WARNER TRANSMISSIONS 71C - 72C VELVET DROVE BRAND # VD-71C-110 Seal Rear Oil Seal Old Style Borg Warner Transmissions 71C - 72C Velvet Drive Brand # VD-71C-110
$18.05 $20.18
REAR OIL SEAL BORG WARNER 71C & 72C TRANSMISSIONS VELVET DRIVE BRAND OEM VD-71C-110 Fits 71C and 72C This is an Original Velvet Drive Marine Item Oil...
Flapper Exhaust Protector Valve 3 Inch
$28.05 $43.59
3 Inch Exhaust Flapper Protective Valve With Stainless Steel Clamp Exhaust protector valve mounts on the outside of 3 in. exhaust tip to prevent backflow...
2008-2012 Muffler Mastercraft - 3-1/2" Inlet 30° Angle - 3-1/2" Outlet 80° Angle Vertical X1 OEM 252023
$525.00 $834.96
 2008-2012 MUFFLER MASTERCRAFT SILENT MASTER OPT. This muffler fits Port & Starboard Sides 3.5" Inlet w/80° angle - 3.5" outlet  w/30° angle Vertical X1/200/215/230/235/245/255 Euro...
2000-2006 Muffler Mastercraft - 3.5"  Inlet w/40° Angle - 3.5" Outlet - SS19/PS190/205/209 OEM 252033 2000-2006 Muffler Mastercraft - 3.5"  Inlet w/40° Angle - 3.5" Outlet - SS19/PS190/205/209 OEM 252033
$544.00 $780.12
MUFFLER MASTERCRAFT 2000 - 2006 3.5" Inlet with 40° Angle 3.5" outlet SS19/PS190/205/209/PS197 OEM 252033 Overall Length is approximately 26" Barrel Diameter is approximately 5-1/8"...
Oil Cooler Transmission Standard Indmar 5 Inch Cooler 3/8 Inch Fittings OEM 86-5001 Oil Cooler Transmission Standard Indmar 5 Inch Cooler 1-1/4 Inch O.D. Barbs 3/8 Inch Fittings OEM 86-5001
$177.98 $191.67
OIL COOLER TRANSMISSION 5" STANDARD COOLER INDMAR BRAND 5 inch Standard Cooler with 3/8" Fittings - Threaded Connectors. Replaces Crusader 97112 Replaces Marine Power 0440-001...
Muffler Supra-Moomba 104378 Interchangeable Angled 3-1/2 Inch 60° O.D. Inlet 3 Inch O.D. Straight Outlet 34 Inches OEM UM-104378 Muffler Supra-Moomba 104378 Interchangeable Angled 3-1/2 Inch 60° O.D. Inlet 3 Inch O.D. Straight Outlet 34 Inches OEM UM-104378
$395.41 $698.99
Ultra Marine In-Line Silencer (Moomba Direct Drive) The UM-107378 is a high-performance fiberglass silencer designed specifically for marine environments. Utilizing fine fiberglass and highly fire-retardant...
Dipstick For All Borg Warner Velvet Drive Direct Drive Transmissions Expandable OEM Velvet Drive # VD-1017559001 Dipstick For All Borg Warner Velvet Drive Direct Drive Transmissions Expandable OEM Velvet Drive # VD-1017559001
$91.51
Velvet Drive Direct Drive Transmission Dipstick Original Velvet Drive OEM Expandable Adjustment Velvet Drive 1:1, 1.52:1 through 2.91:1 ratios Velvet Drive Direct Drive Transmission Dipstick...
OEM Indmar damper plate fits GM 5.7L, 6.0L, 6.2L & 8.1L marine engines with 14 in. flywheels. OEM Indmar damper plate fits GM 5.7L, 6.0L, 6.2L & 8.1L marine engines with 14 in. flywheels.
$434.49 $467.91
OEM Indmar damper plate fits GM 5.7L, 6.0L, 6.2L & 8.1L marine engines with 14 in. flywheels. ZF Hurth & Velvet Drive Transmissions Indmar flywheel...
Muffler Supra Moomba Skiers Choice 3.5" Inlet W/60° Angle  - 3" Outlet OEM 100700
$493.99 $561.68
MUFFLER SUPRA MOOMBA SKIERS CHOICE - REPLACES UM-0429 3.5" inlet w/60° angle 3" Outlet OEM 100700 Angled 60 Degree 3-1/2" Inlet With 3" Straight Outlet...
O-Ring Shift Spool Borg Warner Transmissions 71C - 72C Velvet Drive Alto 010210B
$1.50
SHIFT SPOOL O-RING BORG WARNER 71C & 72C TRANSMISSIONS Fits 71C and 72C  Alto 010210B This replaces PCM / Crusader R047010
1994-1999 Muffler Mastercraft - 3.5" Inlet  w/45° Angle  - 3.5" Outlet - SS19/SS190B/190/205 OEM 252026
$466.27 $765.12
1994-1999 MUFFLER MASTERCRAFT 3.5" Inlet  w/45° Angle - 3.5" outlet SS19/SS190B/190/205 OEM 252026 REPLACES THE NLA UM288MUFFLER MUFFLER-3.5" 45° ELBOW SS19/SS19OB/190/205 '94 - '99 26.5"...
Muffler Kit Supra Moomba Skiers Choice 3.5" Inlet W/15° Angle  - 3.5" Outlet OEM 100701
$1,143.26 $1,503.12
MUFFLER KIT SUPRA MOOMBA SKIERS CHOICE Two 3.5" inlets w/15° angle Two 3.5" outlets Does NOT come with the 2 Rubber Elbows part number 111417 OEM...
Overhaul Kit Complete Borg Warner 71C And 72C Works With All Ratios Item 023901
$375.00 $468.69
This is The Complete Rebuild Kit for 1017 & 1018 Velvet Drive Transmissions For All Ratios. Includes: All seals Forward & reverse clutches and gaskets...
DAMPER PLATE BORG WARNER GM SMALL BLOCK OEM 97596
$111.00
Inner Reverse Clutch Plate For Borg Warner Velvet Drive Transmissions OEM Crusader damper plate connects GM 262, 305 and 350 cu. in. marine engines to...
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UM288MUFFLER IS NLA - Ultra Marine - Muffler Aftermarket Interchangeable FOR REPLACEMENT - CLICK HERE Angled 45 Degree 3-1/2" Inlet With 3-1/2" Straight Outlet 26"...
1990-1993 MUFFLER MASTERCRAFT LIFT - 3" INLINE LIFT 60° ANGLE - 3" OUTLET 24"L OEM 252015
$515.52 $741.05
MUFFLER MASTERCRAFT LIFT 1990-1993 + 3" INLINE LIFT 60° ANGLE - 3" OUTLET APPROXIMATELY 26" OVERALL LENGTH OEM 252015 Part# 252015 3" Inlet & 3"...
Breather Cap For Velvet Drive Transmissions OEM VD-A4740G Breather Cap For Velvet Drive Transmissions OEM VD-A4740G
$27.03
Transmission Breather Cap Velvet Drive Transmission Breather For Velvet Drive 71C and 72C transmissions and V-drives Replaces Crusader R034002 Replaces Pleasurecraft Marine R034002 Replaces Velvet...
Damper Plate Ford Small Block For Velvet Drive Transmissions OEM R140001
$339.03
Damper Plate Ford Small Block For Velvet Drive Transmissions OEM R140001 - Replaces Indmar 882015! OEM Crusader damper plate - FITS Indmar Ford Small Block...
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