MerCruiser OEM drive shaft assembly kit. This sea water pump drive shaft kit is for use on various MerCruiser / Alpha / Bravo sterndrive engines.
Shaft length approximately 5-1/2"
supersedes; 8M0050018
Fits:
350 MAG MPI ALPHA/BRAVO 0W650000 THRU 1A299999 (MERCRUISER)
350 MAG MPI ALPHA/BRAVO 1A300000 THRU 1A611927 (MERCRUISER)
350 MAG MPI ALPHA/BRAVO 1A611928 THRU 1A623184 (MERCRUISER)
350 MAG MPI ALPHA/BRAVO 1A623185 & Up (MERCRUISER)
350 MAG MPI ALPHA/BRAVO EC 1A300000 THRU 1A611927 (MERCRUISER)
350 MAG MPI ALPHA/BRAVO EC 1A611928 THRU 1A623184 (MERCRUISER)
350 MAG MPI ALPHA/BRAVO EC 1A623185 & Up (MERCRUISER)
350 MAG MPI HORIZON ALPHA/BRAVO 0W650000 THRU 1A299999 (MERCRUISER)
350 MAG MPI HORIZON ALPHA/BRAVO EC 1A300000 THRU 1A611927 (MERCRUISER)
350 MAG MPI HORIZON ALPHA/BRAVO EC 1A611928 THRU 1A623184 (MERCRUISER)
350 MAG MPI HORIZON ALPHA/BRAVO EC 1A623185 & Up (MERCRUISER)
350 MAG MPI HORIZON MIE 0M398372 THRU 0W389999 (MERCRUISER)
350 MAG MPI MIE 0M398372 THRU 0W389999 (MERCRUISER)
350 MAG MPI SKI 0W690000 THRU 1A089999 (MERCRUISER)
357 HRZ 630A BOBTAIL RM 1G300000 & Up (MERCRUISER)
357 HRZ 630V BOBTAIL RM 1G300000 & Up (MERCRUISER)
357 STROKER SCORPION 1G481121 & Up (MERCRUISER)
377 MAG MPI BRAVO 1A300000 THRU 1A611927 (MERCRUISER)
377 MAG MPI BRAVO 1A611928 THRU 1A623184 (MERCRUISER)
377 MAG MPI BRAVO 1A623185 & Up (MERCRUISER)
377 MAG MPI BRAVO EC 1A343300 THRU 1A611927 (MERCRUISER)
377 MAG MPI BRAVO EC 1A611928 THRU 1A623184 (MERCRUISER)
377 MAG MPI BRAVO EC 1A623185 & Up (MERCRUISER)
383 MAG STROKER 1G400000 & Up (MERCRUISER)
383 MAG STROKER BRAVO 1G400000 & Up (MERCRUISER)
383 MAG STROKER INBOARD 1G300000 & Up (MERCRUISER)
383 STROKER SCORPION 1G300000 & Up (MERCRUISER)
383 STROKER SCORPION BRAVO All & Up (MERCRUISER)
385 Performance Tuned 1G400000 & Up (MERCRUISER)
4.3L CARB ALPHA/BRAVO 1A063240 & Up (MERCRUISER)
4.3L MPI ALPHA/BRAVO 0W658583 THRU 0W658583 (MERCRUISER)
4.3L MPI ALPHA/BRAVO 1A030368 THRU 1A030369 (MERCRUISER)
4.3L MPI ALPHA/BRAVO 1A063240 & Up (MERCRUISER)
4.3L MPI ALPHA/BRAVO EC 1A637496 & Up (MERCRUISER)
496 H.O. BRAVO 1G400000 & Up (MERCRUISER)
496 MAG (Base Model) 1A350679 & Up (MERCRUISER)
496 MAG (H.O. Model) 1A350679 & Up (MERCRUISER)
5.0L MPI ALPHA/BRAVO 0W650000 THRU 1A299999 (MERCRUISER)
5.0L MPI ALPHA/BRAVO 1A300000 THRU 1A611927 (MERCRUISER)
5.0L MPI ALPHA/BRAVO 1A611928 THRU 1A623184 (MERCRUISER)
5.0L MPI ALPHA/BRAVO 1A623185 & Up (MERCRUISER)
5.0L MPI ALPHA/BRAVO EC 1A300000 THRU 1A611927 (MERCRUISER)
5.0L MPI ALPHA/BRAVO EC 1A611928 THRU 1A623184 (MERCRUISER)
5.0L MPI ALPHA/BRAVO EC 1A623185 & Up (MERCRUISER)
5.7L MPI HORIZON MIE 1A092169 & Up (MERCRUISER)
5.7L MPI MIE 1A092169 & Up (MERCRUISER)
5.7L MPI MIE EC 1A092169 & Up (MERCRUISER)
5.7L MPI SKI 1A090000 & Up (MERCRUISER)
5.7L MPI TOWSPORT WITH GEN III 1A091881 & Up (MERCRUISER)
5.7L SKI EC 1A090000 & Up (MERCRUISER)
6.2L MPI HORIZON MIE 1A092169 & Up (MERCRUISER)
6.2L MPI MIE 1A092169 & Up (MERCRUISER)
6.2L MPI MIE EC 1A092169 & Up (MERCRUISER)
8.1L INBOARD (Base) 0W690000 THRU 0W698172 (MERCRUISER)
8.1L INBOARD (Base) 0W691821 THRU 1A380318 (MERCRUISER)
8.1L INBOARD (Base) EC 0W697154 THRU 1A380251 (MERCRUISER)
8.1L INBOARD (H.O.) 0W690000 THRU 0W698172 (MERCRUISER)
8.1L INBOARD (H.O.) 0W691821 THRU 1A380318 (MERCRUISER)
8.1L INBOARD (H.O.) EC 0W697154 THRU 1A380251 (MERCRUISER)
8.1L INBOARD (Inline) 1G300000 & Up (MERCRUISER)
8.1L INBOARD (V-Drive) 1G300000 & Up (MERCRUISER)
8.1L TOWSPORT (Base) 1A380074 & Up (MERCRUISER)
8.2L INBOARD (Base) EC 1A350802 THRU 2A041664 (MERCRUISER)
8.2L INBOARD (BASE) EC 2A041665 & Up (MERCRUISER)
8.2L INBOARD (H.O.) EC 1A350802 THRU 2A041664 (MERCRUISER)
8.2L INBOARD (H.O.) EC 2A041665 & Up (MERCRUISER)
8.2L Mag (Base Model) 1A351597 & Up (MERCRUISER)
8.2L Mag (H.O. Model) 1A351597 & Up (MERCRUISER)
8.2L Mag EC (Base Model) 1A350340 THRU 2A041664 (MERCRUISER)
8.2L Mag EC (Base Model) 2A041665 THRU 2A051741 (MERCRUISER)
8.2L Mag EC (Base Model) 2A051742 THRU 2A051742 (MERCRUISER)
8.2L Mag EC (Base Model) 2A051743 & Up (MERCRUISER)
8.2L Mag EC (H.O. Model) 1A350340 THRU 2A041664 (MERCRUISER)
8.2L Mag EC (H.O. Model) 2A041665 THRU 2A051740 (MERCRUISER)
8.2L Mag EC (H.O. Model) 2A051741 THRU 2A051741 (MERCRUISER)
8.2L Mag EC (H.O. Model) 2A051742 & Up (MERCRUISER)
BLACK SCORPION 350 MAG MPI 0W690000 THRU 0W698432 (MERCRUISER)
BLACK SCORPION MX 6.2L MPI 0W690000 THRU 0W698432 (MERCRUISER)
MX 6.2L MPI BRAVO 0W650000 THRU 1A299999 (MERCRUISER)
MX 6.2L MPI HORIZON BRAVO 0W650000 THRU 1A299999 (MERCRUISER)
MX 6.2L MPI HORIZON MIE 0M398395 THRU 0W389999 (MERCRUISER)
MX 6.2L MPI MIE 0M398395 THRU 0W389999 (MERCRUISER)
SCORPION 350 0W698433 & Up (MERCRUISER)
SCORPION 350 EC 0W698433 & Up (MERCRUISER)
SCORPION 377 0W698433 & Up (MERCRUISER)
SCORPION 377 HO EC 1A091488 THRU 1A092170 (MERCRUISER)

Parts orders placed before 2:30 pm EST will normally be shipped the same day (if the item is in stock). If you need your parts asap, FedEx Overnight, second-day air, etc., are also available (Deadline is 2:30 pm Eastern standard time). Engine orders will be processed and shipped within 24-48 hours after payment-in-full is received. For special engine orders, shipping time is based on current stock and build time.
Please Remember - No Walk-Retail is Available See Pickup In-Store Procedure
All part orders must be placed online. You may select “In-store pickup at our company” if you prefer to pick up your order. We will text and call when ready for pickup.
Items under 75 pounds are sent via FedEx in Continental USA. Items sent overseas are sent via FedEx international, or air freight (depending on item weight). FedEx cannot ship to P.O. boxes.
All Packages over $175.00 will require FedEx obtains a signature from someone at the delivery address; from a neighbor, building manager, or someone at a neighboring address; or the recipient can also leave a FedEx Door Tag authorizing the release of the package without anyone present, or you can sign up for FedEx Delivery Manager.
Customers are responsible for return shipping costs. Original shipping charges are non-refundable.
We ship parts and engines worldwide! **MERCURY BRAND ITEMS CAN ONLY BE SOLD AND SHIPPED TO ADDRESSES WITHIN THE UNITED STATES.
Canadian Shipments
Rates for Standard service to and from Canada do not include charges for customs clearance. For shipments from Mexico, routine customs clearance is included. Customs brokerage charges, duties, and taxes will be billed to the importer unless otherwise indicated by the shipper. Some shipments to and from certain locations may require additional time in transit.
Engine Shipping
For a shipping quote, please email sales@michiganmotorz.com or call (248) 524-9600 with your shipping address and contact information. We use different freight carriers to secure the lowest price AND safest delivery. Some of the freight carriers we use are R&L Freight, Con-Way Freight, Estes Express, Pilot Air, USF Holland, Forward Air, Old Dominion, Overnight Express, Watkins, and Dayton Freight. Engines can be picked up at local shipping terminals or dropped off at your location. **Engines are packed in specially designed crates made for that engine**
All oil & lubricating fluids are drained before they are sent out (this is required by our freight carriers). All engines & parts are packed by our shipping department. Engines are then inspected by our shipping manager before they are loaded onto a freight carrier.
**Certain restrictions apply
Returns
For items received as described, a refund of the final invoice price (minus shipping and handling charges and a 15% restocking fee) will be issued. Buyer is responsible for return shipping costs and for sufficiently packing and insuring returned items unless otherwise agreed upon. Refunds will not be issued for damaged merchandise. All returns must be made within 15 days of delivery to you. No refunds for electronic parts if the box is opened. All returns must have an RMA # and invoice #. 15% restocking fee on the return of any complete engine. Please call or email for an RMA #.
Returns must be shipped to: Michigan Motorz, LLC 32333 Mally Drive Madison Heights, MI 48071 (248) 524-9600
If parts arrive damaged in shipment, it is the customer's responsibility to notify the carrier immediately and reject the damaged package. Contact Michigan Motorz regarding the potential damage. A claim will be filed and we will send out the identical part. If parts are damaged in shipment and the customer does not notice damage, please call Michigan Motorz, LLC.

Overview
At Michigan Motorz, we prioritize convenience and efficiency to enhance your shopping experience. To that end, we offer a Buy Online, Pick Up In-Store service, enabling you to shop online and conveniently collect your items at our physical location. Orders are typically ready for pickup within four hours during regular business hours.
Service Hours
Our Buy Online, Pick Up In-Store service is available during standard business hours, Monday through Friday, from 9:00 AM to 5:00 PM. You will be notified by phone call and text message once your order is ready for pickup.
Placing an Order
1. Shop online and select the "Pick Up In-Store" option during the checkout process.
2. Enter the name and phone number of the person designated to pick up the order.
3. Finalize your purchase. Once completed, you will receive an order confirmation email with details of your transaction.
Pickup Process
1. Upon receiving a phone call or text notification that your order is ready for pickup, please proceed to our store located at 32333 Mally Dr., Madison Heights, MI 48071.
2. Please proceed to the main entrance and press the doorbell. A representative will greet you at the door.
3. Kindly provide your order confirmation email along with a valid form of identification.
Contact Information
Should you have any questions or require further assistance, please feel free to contact us:
- Email: sales@michiganmotorz.com
- Phone: 248-524-9600
- Text: 1-877-666-8679