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!

2014 Muffler Mastercraft - 5.7 Standard X2 Port Side 250044BP
17%
$505.65 $605.69
Mastercraft Muffler 2014 Prostar 5.7L Standard X2 Port Side Muffler X2 Part# 250044BP Full Kit Part# 250044B includes both mufflers. Manufactured by Ultra Marine. Easy to install! Ultra...
2011-2012 Muffler Mastercraft - 3.5" Inlet/Outlet Port 6.0/6.2 Liter OEM 252082
32%
$620.83 $907.97
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Port 6.0/6.2 Liter OEM 252082 MUFFLER - PORT 6.0/6.2 Manufactured by Ultra Marine. Easy to install! Ultra Marine...
2011-2012 MUFFLER MASTERCRAFT - 3.5" inlet/outlet -Starboard 5.7 L ILMOR Engine OEM 252071
17%
$478.15 $573.20
MUFFLER MASTERCRAFT 2011 - 2012 3.5" inlet/outlet Starboard 5.7 L ILMOR Engine OEM 252071 The body is approx. 6-1/8” in diameter and is 9-1/4” long...
PowerPlus 50W V-Drive MVF Lubricant Quart | Pleasurecraft Marine R193003A-1 PowerPlus 50W V-Drive MVF Lubricant Quart | Pleasurecraft Marine R193003A-1
4%
$44.22 $46.22
Specially formulated synthetic gear lubricant developed for Pleasurecraft Engine group by Amsoil and recommended for all PCM Powerplus v-drive assemblies. Formulated for ultimate performance Engineered...
PCM PowerPlus V-Drive Assembly 1.48:1 Ratio | Pleasurecraft Marine RA156011D PCM PowerPlus V-Drive Assembly 1.48:1 Ratio | Pleasurecraft Marine RA156011D
18%
$3,560.00 $4,364.59
PowerPlus v-drive unit with black tag 1.48:1 gear ratio used in combination with the PCM 80S transmission. PCM Power Plus V-drive Assembly 1.48:1 gear ratio...
Transmission Oil Cooler 5 Inch With O-Ring Threaded 1-1/4 Inch O.D. Barbs OEM Indmar 86-5003 Transmission Oil Cooler 5 Inch With O-Ring Threaded 1-1/4 Inch O.D. Barbs OEM Indmar 86-5003
19%
$157.00 $194.02
Transmission Cooler 5 Inch w/O-Ring Thread | Indmar 865003 Indmar 5 inch transmission oil cooler Overall length is 8 inches and hose connections are 1...
72C Late Model Oil Baffle | Velvet Drive 1018-036001
13%
$71.00 $81.17
Transmission Oil Baffle 72C Late Model Oil Baffle | Velvet Drive 1018036001 72C Oil Baffle For Velvet Drive 72C transmissions Replaces Velvet Drive 71-140 FOR...
2004-2006 Muffler Kit Mastercraft - 3.5" MCX 280 Twin Port OEM 253016
34%
$1,124.32 $1,699.83
MUFFLER MASTERCRAFT 2004-2006 3.5" MCX 280 Twin Port Side OEM 253017 MUFFLER-KIT 280 TWIN MCX STBD 04 - 06 3.5 INCH OUTLET  Manufactured by Ultra...
2014 Muffler Mastercraft - 5.7 Standard 214V - X14V Starboard Side UM-250047AS
17%
$503.98 $605.69
Mastercraft Muffler 2014 Prostar 5.7L Standard 214V &  X14V Starboard Side Muffler 214V - X14V Part# 250047AS Full Kit Part# 250047A includes both mufflers. Manufactured by Ultra...
Transmission Kit GM 80A 1:23-1 Ratio Pleasurecraft Marine PCM-RF157017-27A CHEVY ONLY Transmission Kit GM 80A 1:23-1 Ratio Pleasurecraft Marine PCM-RF157017-27A CHEVY ONLY
17%
$4,550.00 $5,469.00
Transmission update kit to replace PCM 40A model 1:23-1 ratio with 80A model on GM CHEVY engines and includes all necessary parts for the conversion....
Transmission Kit Ford 80A 1:23-1 Ratio Pleasurecraft Marine PCM-RF157017-27 FORD ONLY Transmission Kit Ford 80A 1:23-1 Ratio Pleasurecraft Marine PCM-RF157017-27 FORD ONLY
20%
$4,800.00 $6,000.00
Transmission update kit to replace PCM 40A model 1:23-1 ratio with 80A model on FORD engines and includes all necessary parts for the conversion. Update...
Oil Cooler Transmission Standard Indmar 9 Inch Cooler Standard O-Ring Thread OEM 86-5004 Oil Cooler Transmission Standard Indmar 9 Inch Cooler Standard O-Ring Thread OEM 86-5004
9%
$219.05 $239.88
OIL COOLER TRANSMISSION 9" STANDARD O-RING THREAD INDMAR OEM 86-5004 Indmar 9 inch transmission oil cooler Overall length is 9 inches and hose connections are...
71C Late Model Oil Baffle Velvet Drive 1017036002 71C Late Model Oil Baffle Velvet Drive 1017036002
13%
$79.05 $91.17
Transmission Oil Baffle 71C Late Model Oil Baffle Velvet Drive 1017036002 New Style 71C Oil Baffle For Velvet Drive new style 71C transmissions Replaces Velvet...
Dust-Starter Cover for Bell Housing BOTTOM Mount Starter Indmar OEM MC-24-0001
14%
$12.00 $14.00
Starter Dust Cover Plate For Indmar Bell Housing with a BOTTOM MOUNT Starter Dust-Starter Cover for the bottom mount starter mounting slot on bell housing when using bottom...
Splash Plate Top Mount For Bell Housing For TOP Mounted Starter Indmar OEM 53-5047
15%
$37.00 $43.68
Splash Plate For Indmar Bell Housing with TOP MOUNT Starter OEM Indmar for TOP MOUNT starter Used with Indmar Bell Housing 53-1410 & 53-1410P - CLICK...
Bolt For Bell Housing Dust Cover Indmar OEM 565300Q Bolt For Bell Housing Dust Cover Indmar OEM 565300Q
44%
$1.64 $2.95
Screw For Indmar Bell Housing Starter-Dust Cover  Indmar 565300Q Bolt size is 7/16-14 X 1 HHCS Original Indmar SP 25 Flare Head Screw SOLD EACH...
1982-1988 Muffler Mastercraft - 3" Inlet 60° Angled Elbow 3" Outlet OEM 25-0009
45%
$393.00 $719.99
MUFFLER MASTERCRAFT 1982 through 1988 - 41.5" Approximate Overall Length 3" INLET HORIZONTAL 60° ANGLED ELBOW - 3" OUTLET OEM 25-0009 Part# 25-0009 3" Inlet...
Seal Rear Flange PCM 40A - 40A 1.23:1 Transmissions OEM R047191 Seal Rear Flange PCM 40A - 40A 1.23:1 Transmissions OEM R047191
3%
$23.75 $24.40
PCM Rear Flange Seal PCM 40 I and 40 A transmissions. You should not have to drain the case because of the case design due...
Damper Plate For Velvet Drive Alto DA-107 Damper Plate For Velvet Drive Alto DA-107
31%
$254.00 $370.24
Alto Flywheel mounted transmission drive plate typically used on GM and Chrysler big block marine engines with Velvet Drive 72 series or Paragon transmissions. We...
Damper Plate Velvet Drive OEM VD-1004650007
10%
$761.82 $847.61
OEM Velvet Drive Flywheel mounted transmission drive plate typically used on GM and Chrysler big block marine engines with Velvet Drive 72 series or Paragon...
Items 141 to 160 of 216 total