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!

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.
4%
$295.00 $306.12
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...
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...
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...
Damper Plate Standard Plate GM 5.7 - 5.0 - Hurth OEM R140019 OEM Crusader damper plate fits 262, 305, 350, 454, and 502 cu. in. marine engines to ZF Hurth and Velvet Drive 5000 series transmissions. OEM Crusader damper plate R140019Damper Plate Standard Plate GM 5.7 - 5.0 - Hurth OEM R140019
11%
$298.00 $334.26
OEM Crusader damper plate fits 262, 305, 350, 454, and 502 cu. in. marine engines to ZF Hurth and Velvet Drive 5000 series transmissions. OEM...
Damper Plate Velvet Drive OEM VD-1004650007
3%
$795.00 $822.92
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...
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...
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
5%
$86.50 $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...
Dipstick Screw In Hurth 450 - 650 - ZF45 And 63 OEM 90-3064
19%
$83.72 $103.95
This dipstick fits Hurth 450 and 630, ZF 45 and 63 Transmissions with screw-in dipsticks For Hurth 630v and ZF 63 IV transmission 45C, 63C...
Dipstick Screw In Hurth 630A OEM 90-3027
13%
$95.00 $108.99
This dipstick fits most Hurth 630-A Transmissions with screw-in dipsticks. ONLY 3 LEFT - THEN WILL BECOME NLA - If you can add one to your...
Dipstick Threaded Design Direct Drive Velvet Drive 1018559001
24%
$19.00 $24.95
Dipstick for late model 72C direct drive transmissions with the threaded in design. Velvet Drive Transmission threaded dipstick with o-ring Used on late design model...
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...
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...
Fiberglass Exhaust Reducer 3.5 Inch to 4 Inch Centek Industries 1200222
8%
$125.00 $135.91
3.5 inch to 4 inch Fiberglass Exhaust Reducer Centek Industries 1200222 SOLD EACH 3.5" to 4" Fiberglass Exhaust Reducer Connects 3.5 in. inside diameter hose...
Fitting Transmission Cooler 90 Degree OEM 89-5002
19%
$8.02 $9.95
Replacement Fitting For Transmission Oil Cooler - OEM Indmar 895002  
Flapper Exhaust Protector Valve 3 Inch
53%
$14.90 $31.49
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...
Flapper Exhaust Protector Valve 4 Inch Flapper Exhaust Protector Valve 4 Inch
13%
$32.05 $36.99
4 Inch Exhaust Flapper Protective Valve With Clamp Exhaust protector valve mounts on the outside of 4 in. exhaust tip to prevent backflow of water...
Flapper Exhaust Protector Valve With Clamp "5 & 6" SIERRA-18-4458 - CLEARANCED Flapper Exhaust Protector Valve With Clamp "5 & 6" SIERRA-18-4458 - CLEARANCED
4%
$70.00 $72.99
Exhaust protector valve mounts on the outside of 5 in. & 6 in. exhaust tip to prevent backflow of water into the exhaust. For 5...
Forward Clutch Pack Complete Kit - 71C OEM Velvet Drive
10%
$229.57 $255.15
Complete OEM clutch kit includes all forward clutches & steel plates for Velvet Drive 71C model transmissions. Velvet Drive 71C series forward clutch pack Complete...
Forward Clutch Plate Supercedes 5C-A66A OEM VD-3000166001
7%
$21.45 $22.95
Forward Clutch Plate Velvet Drive VD-3000166001 Bronze Forward Clutch Plate fits Velvet Drive 70, 71, 72, and 73 series 0.061 inch width approximate and 5.250 O/D...
Gasket - Oil Seal Kit Transmission 40A and 40I PCM Transmissions OEM PCM RK173058
12%
$194.00 $220.65
PCM Gasket and Oil Seal Kit PCM Transmission Gasket and Seal Kit Includes the gaskets and seals needed to rebuild PCM brand transmissions For PCM...
Gasket - Seal Kit Transmission 71C - 72C Velvet Drive 023801B
17%
$69.50 $83.56
OEM kit includes all gaskets & seals needs to reseal Velvet Drive 71C & 72C marine transmissions. Gasket & Seal Kit - All 71C and...
Gasket - Seal Kit Transmission 71C - 72C Velvet Drive Brand OEM PCM RK173018
2%
$153.73 $156.99
PCM kit includes all gaskets & seals needs to reseal Velvet Drive 71C & 72C marine transmissions. Gasket & Seal Kit - All 71C and...
Gasket - Seal Kit Transmission 71C - 72C Velvet Drive Brand OEM VD-A4867HA
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...
Gasket - Seal Kit Transmission Hurth - ZF - 630 IV OEM 316807AB Gasket - Seal Kit Transmission Hurth - ZF - 630 IV OEM 316807AB
7%
$205.00 $220.80
Seal and gasket kit used on the Hurth 630V1 and ZF 63IV v-drive transmission models Includes pump and control valve gasket, necessary o-rings, input shaft...
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