PLEASE NOTE - Some products are not immediately available. If your order will be delayed, we will e-mail you or call you and let you know.
E-MAIL US HERE about availability and we will respond quickly! We ship same day if your order was placed by 1:00 PM EST during normal business hours BASED ON AVAILABILITY.
NEXT DAY SHIPPING NOTE - Please see our Shipping Policy SATURDAY OR SUNDAY DELIVERY IS NOT AN OPTION.

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!

Gasket Bearing Retainer Borg Warner Velvet Drive OEM ALTO-023025
39%
$5.00 $8.20
Bearing Retainer Gasket Borg Warner - Item Number 8 in the picture. CLICK HERE FOR PICTURE Bearing Retainer Gasket Replaces Velvet Drive 71-147
Damper Plate GM PCM 80 Series ZF And Velvet Drive OEM R140023
10%
$291.86 $324.99
Transmission damper drive plate used with 80 series PCM transmission, ZF Hurth and Velvet Drive transmissions on GM engines with 14" diameter flywheel. Damper drive...
Muffler Tige' - D4028 - Silent Rider V-Drive Dual 4" Inlets  - Dual 3.5" Outlets OEM - D4028
20%
$1,279.00 $1,599.00
MUFFLER TIGE' CUSTOM Dual 4" Inside Diameter Inlets - Dual 3.5" Inside Diameter Outlets The outlets are extended approx. 13" out from the main cylinder....
Oil Cooler Transmission Seakamp 9 Inch X 1-1/4 Inch Oil Cooler Seakamp SK-29134
7%
$164.00 $175.62
SEAKAMP BRAND OIL COOLER TRANSMISSION 9" Barrel x 1-1/4" Barbs This is for Indmar Ford & GM with Powerslot Will also fit Mercruiser GM -...
Gasket - Seal Kit Transmission 71C - 72C Velvet Drive Brand OEM VD-A4867HA Gasket - Seal Kit Transmission 71C - 72C Velvet Drive Brand OEM PCM RK173018
12%
$224.00 $253.21
OEM kit includes all gaskets & seals needs to reseal Velvet Drive 71C & 72C marine transmissions. Gasket & Seal Kit - All 71C and...
Muffler Interchangeable Angled 3 Inch O.D. 60° Inlet With 3 Inch  O.D. Straight Outlet 24 Inches Long OEM UM-2015
24%
$315.00 $413.32
Ultra Marine - Muffler Aftermarket Interchangeable UM-2015 60 Degree <NOT 45 degree> Angled 3" Inlet With 3" Straight Outlet 3" Angled 60 Degree Inlet 3"...
2014 Muffler Mastercraft - 5.7 Standard X10/25/30/46 Port Side 250041BP
17%
$481.72 $581.76
Mastercraft Muffler 2014 5.7L Standard Port Side Muffler X10/25/30/46 Part# 250041BP Full Kit Part# 250041B includes both mufflers. Manufactured by Ultra Marine. Easy to install! Ultra Marine Fine...
2014 Muffler Kit Mastercraft - 5.7 Standard X10/25/30/46 Port And Starboard Mufflers 250041B
22%
$1,007.39 $1,286.71
Mastercraft Muffler Kit - 2014 5.7L Standard X10/25/30/46 Part# 250041B For Standard 5.7L X10/25/30/46 Kit Includes: 1 - Standard 5.7L Port Muffler 1 - Standard 5.7L...
2011-2012 Muffler Mastercraft - 3.5" Inlet/Outlet - Port 5.7 Liter OEM 252080
30%
$579.82 $823.69
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Port 5.7 Liter OEM 252080 MUFFLER - PORT 5.7 Manufactured by Ultra Marine. Easy to install! Ultra Marine...
2011-2012 MUFFLER MASTERCRAFT - 3.5" inlet/outlet - Port 5.7 L ILMOR Engine OEM 252070
20%
$425.05 $529.27
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Port Side 5.7 L ILMOR Engine OEM 252070 MUFFLER-PORT 2011 - 2012 - USE W/ILMOR 5.7L The body...
2002-2016 Muffler Kit Mastercraft - 8.1 L - 4" VRS OEM 253001A
29%
$1,134.00 $1,588.51
MUFFLER MASTERCRAFT 2002-2016 8.1 L 4" VRS OEM 253001A MUFFLER-KIT 8.1 VRS '2002 -'2016 Manufactured by Ultra Marine. Easy to install! Ultra Marine Fine fiberglass and highly...
Dust-Starter Cover for Bell Housing TOP Mount Starter Indmar OEM 80-5062
14%
$12.00 $14.00
Starter Dust Cover Plate For Indmar Bell Housing with a TOP MOUNT Starter Dust-Starter Cover for the top mount starter mounting slot on bell housing when using...
Transmission Filter Kit ZF Industries 3312199031
5%
$82.00 $86.00
Transmission Filter Kit | ZF Industries 3312199031 Zf transmission filter with o-rings Original equipment ZF item Check product attachment for transmission applications Replaces Hurth 463772,...
Dipstick Down Angle Twist Lock VD 5000 OEM VD-2001559003
19%
$163.00 $200.76
T-handle dipstick assembly for the Velvet Drive 5000 series and Liberty series 8 degree down angle transmission. Velvet Drive 5000 and Liberty series down angle...
Salisbury 4 Inch Flapper with Hose Clamp Corsa® Marine 10840
20%
$28.51 $35.79
Replacement CORSA branded Salisbury style exterior flapper. Salisbury 4 in. Flapper with Hose Clamp Replaces Corsa Performance 10072 Sold individually - Sold Each
Oil Pump Gasket Borg Warner Transmissions 71C - 72C Velvet Drive VD-3-61
9%
$17.95 $19.83
Oil Pump Gasket Borg Warner Transmissions 71C - 72C Velvet Drive VD-3-61
Products Oil Cooler Transmission Indmar OEM 5 Inch Oil Cooler With O-Ring Adaptors for 3/8" Fittings 1-1/4 Inch O.D. OEM 49-5150
24%
$122.39 $159.99
OIL COOLER TRANSMISSION 5" STANDARD COOLER INDMAR BRAND 5 inch Standard Cooler with 3/8" Fittings Replaces Crusader 97112 Replaces Marine Power 0440-001 Replaces Pleasurecraft Marine...
Transmission Kit GM 80I 1:1 Ratio Pleasurecraft Marine RF157016-26A
17%
$3,325.00 $3,983.33
Transmission update kit to replace PCM 40I model 1:1 ratio with 80I model on CHEVY GM engines and includes all necessary parts for the conversion....
Damper Plate PCM 40 GM & Ford Small Block Marine Engines To PCM 40 Transmissions
8%
$298.05 $325.19
OEM Pleasurecraft Marine damper plate for connects GM & Ford small block marine engines to PCM 40 model transmissions. PCM 40 Flywheel Damper Plate For use...
Oil Cooler 9 Inch X 1-1/4 Inch 6.0L Engine OEM R147049
1%
$209.00 $212.06
OEM dual oil cooler fits a variety of Crusader engine applications. 14 in. overall length 2 in. diameter bundle 1 1/4 in. water hose connections...
Ultra Marine - Muffler Supra-Moomba BOOMERANG! Part Number: 100270
23%
$401.03 $521.93
Ultra Marine - Muffler Supra-Moomba BOOMERANG! Part Number: 100270 Muffler Number: 100270 Supra-Moomba Boomerang UM-100270 Angled 60 Degree 3" Inlet With 3" Straight Outlet 3" in...
PUMP ASSEMBLY COMPLETE WITH FRONT SEAL 71-C AND 72-C PCM # RA070001 PUMP ASSEMBLY COMPLETE WITH FRONT SEAL 71-C AND 72-C PCM # RA070001
10%
$693.88 $774.90
PUMP ASSEMBLY COMPLETE WITH FRONT SEAL 71-C AND 72-C This is an Original Pleasurecraft Marine Item RA070001 OIL PUMP FOR BORG WARNER TRANSMISSIONS 71C - 72C...
MUFFLER MASTERCRAFT ANGLED 3-1/2" 60° INLET 3-1/2 " STRAIGHT OUTLET 38" LONG 250016
26%
Sold Out
Mastercraft Muffler Part# 250016 60 Degree Angled 3-1/2" Inlet With 3-1/2" Straight Outlet 3-1/2" Angled 60 Degree Inlet 3-1/2" Straight Outlet 38 Inches long - approximately Manufactured...
2014 Muffler Mastercraft - 5.7 Standard X10/25/30/46 Starboard Side 250041BS
17%
$481.72 $581.76
Mastercraft Muffler 2014 5.7L Standard Starboard Side Muffler X10/25/30/46 Part# 250041BS Full Kit Part# 250041B includes both mufflers. Manufactured by Ultra Marine. Easy to install! Ultra Marine Fine...
2011-2014 Muffler Mastercraft - 3.5" W/80° Elbow -28" Body OEM 252079
29%
$564.53 $793.65
MUFFLER MASTERCRAFT 2011 - 2014 3.5" W/80° Elbow 28" Body OEM 252079 MUFFLER - 3.5" Outlet X 80* INLET 2011 - 2014 with a 28"...
2011-2012 Muffler Mastercraft - 3.5" Inlet/Outlet - Starboard 5.7 Liter OEM 252081
32%
$558.00 $823.69
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Starboard 5.7 Liter OEM 252081 MUFFLER-STBD 5.7 Manufactured by Ultra Marine. Easy to install! Ultra Marine Fine fiberglass...
Transmission Oil Cooler Adapter Fitting 8MB x 6FP  OEM Indmar 60-1015
67%
$4.06 $12.41
OIL COOLER TRANSMISSION ADAPTOR INDMAR OEM 60-1015 FITTING COOLER ADAPTOR 8MBX6FP Transmission oil cooler adapter fitting Fitting has 1/2 ORB thread on cooler end and...
2014 Muffler Mastercraft - Prostar 5.7 For Port or Starboard 2500391
30%
$475.00 $675.47
Mastercraft Muffler - 2014 5.7L ULTRA-2500391 Part# 2500391 Fits Port OR Starboard Side SOLD EACH Main Barrel is 4" Diameter - 28" not including inlet...
Transmission Oil Filter ZF Industries 3213308019 Transmission Oil Filter ZF Industries 3213308019
3%
$110.00 $112.99
Original equipment oil filter for various ZF 280 thru 600 series transmissions. ZF spin-on type oil filter Fits a variety of ZF 280, 300, 500...
Transmission Gasket & Seal Kit ZF Industries 3311199035
15%
$125.00 $146.35
Replacement gasket & Seal kit Complete OEM kit includes all gaskets & seals needed to reseal ZF 45C, 63C, & 88C model transmissions. For ZF 45C,...
PCM 1:1 80S V-Drive GM Transmission Kit Pleasurecraft RF157015-25 PCM 1:1 80S V-Drive GM Transmission Kit Pleasurecraft RF157015-25
17%
$3,325.00 $3,983.33
Transmission update kit to replace PCM 40IS model 1:1 ratio with 80S transmission used in combination with the PCM PowerPlus v-drive on GM engines.  Conversion...
Rubber Elbow Set For Muffler Kit Supra Moomba Skiers Choice 3.5" Inlet W/15° Angle - 3.5" Outlet OEM 100701 Rubber Elbow Set For Muffler Kit Supra Moomba Skiers Choice 3.5" Inlet W/15° Angle - 3.5" Outlet OEM 100701
11%
$425.00 $475.00
RUBBER ELBOWS ONLY FOR THE UM-100701 MUFFLER KIT SUPRA MOOMBA SKIERS CHOICE One Set of 2 Rubber Elbows part number 111417 Lead Time To Ship...
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