Find durable engine parts and accessories for outboards and inboards. Top brands and reliable components to keep your boat running smoothly.

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Showing 1–12 of 289 results

Bolt, Trim Tab

SKU: ST-98-116-34
$3.62

Bolt Trim Tab 98-116-34 is a high-quality outboard lower unit trim tab bolt kit designed for improved performance and durability on your boat’s outboard motor.

Bravo Drive Shower

SKU: ST-121-DS
$209.95

Bravo Drive Shower ST121DS, a premium outboard lower unit designed for superior performance. Experience enhanced boat handling and control with our expertly crafted Bravo Drive Shower systems.

Bravo I Anode Kit, Alum

SKU: ST-90-121-71ak
$67.15

Bravo I Anode Kit, 90-121-71ak, protects your outboard lower unit from corrosion with premium aluminum anodes, ensuring a safe and durable boating experience.

Bravo I Anode Kit, Zinc

SKU: ST-90-121-71k
$67.15

Bravo I Anode Kit, 90-121-71k protects your outboard lower unit from corrosion with high-quality zinc anodes, ensuring reliable performance and extended lifespan.

Driveshaft Removal Tool

SKU: ST-89-102-10K
$31.49

“Driveshaft Removal Tool (89-102-10K) simplifies the removal of two-piece driveshafts on Johnson/Evinrude V4 and V6 outboard lower unit engines, making maintenance a breeze.”

Gearcase Seal Kit 95-206-11K

SKU: ST-95-206-11K
$56.42

Gearcase Seal Kit 95-206-11K for Mercury Outboard Lower Units. Replace worn-out seals with our quality kit, compatible with 2.0L, 2.4L, and 2.5L engines.

GEARCASE SEAL KIT, V4

SKU: ST-95-405-11K
$72.73

Gearcase Seal Kit V4 Replacement – 9540511K outboard lower unit seal kit, replaces OE# 6E5-W0001-F1-00, ensures a proper seal and prevents water intrusion, order now!

Gen I 1.47 Complete – C. R. (Replaces Mercruiser’s Alpha One)

SKU: ST-GEN-I-1_47-COMPLETE-COUNTER-ROTATION
(19)
Original price was: $2,170.05.Current price is: $1,955.00.

Gen I 1.47 Complete GEN-I-1_47-COMPLETE-COUNTER-ROTATION outboard lower unit replacement for Mercruiser Alpha One, up to 300 HP, counter rotation only, ships in two boxes with 9-9/16 new style input yoke.

Gen I 1.62 Complete – C. R. (Replaces Mercruiser Alpha One&reg

SKU: ST-GEN-I-1_62-COMPLETE-COUNTER-ROTATION
(10)
Original price was: $2,170.05.Current price is: $1,955.00.

Gen I 1.62 Complete Counter Rotation – GEN-I-1_62-COMPLETE-COUNTER-ROTATION outboard lower unit replacement for Mercruiser Alpha One, comes with 9-9/16 new style input yoke, ships in two boxes.

Gen I 1.81 Complete – C. R. (Replaces Mercruiser Alpha One&reg

SKU: ST-GEN-I-1_81-COMPLETE-COUNTER-ROTATION
(25)
Original price was: $2,170.05.Current price is: $1,955.00.

Gen I 1.81 Complete Counter Rotation Sterndrive (GEN-I-1_81-COMPLETE-COUNTER-ROTATION) is a high-quality outboard lower unit replacement for Mercruiser Alpha One. Ships in two boxes, includes 9-9/16 new style input yoke, but does not include Complete Install Kit or Anode Kit.

Gen I 1.94 Complete – C. R. (Replaces Mercruiser Alpha One&reg

SKU: ST-GEN-I-1_94-COMPLETE-COUNTER-ROTATION
(12)
Original price was: $2,170.05.Current price is: $1,955.00.

Gen I 1.94 Complete Outboard Lower Unit GEN-I-1_94-COMPLETE-COUNTER-ROTATION replaces Mercruiser Alpha One with a 9-9/16 new style input yoke, ideal for counter rotation outboard applications. Ships in two boxes with a quick turnaround.

Gen I Installation Kit

SKU: ST-90-106-03k
$55.00

“Gen I Installation Kit 90-106-03k for outboard lower unit installation. Simplify your outboard motor installation with our comprehensive kit, designed for hassle-free setup and optimal performance.”