For sale a good used Mercruiser 350 with a two-piece rear main. This has no cracks and does not have any cracks. This was torn down because a mouse had gotten into the rear cylinder and caused it to get rust on the cylinder wall. This may be able to get torn down and honed or worst case it would need bored. This will come as a long block with heads and crank oil pan, and everything needed to make complete long block. This fits the 1986 and older applications. This is set up as a flat rate shipping and we can ship anywhere in the lower 48, however Alaska and Hawaii have additional fees please contact before bidding if you need shipping in these states.

Boaters Dream is a full service marine shop that specializes in good used and rebuilt motors. We have a wide changing selection all the time, however during our peak time of the year we don't get a chance to list inventory any questions feel free to call. We are located in central MN however we ship all over the US.


Welcome to Boater's Dream and thank you for viewing this item. Please take a look at the other items in our eBay store.

We test our used parts prior to listing them and any flaws will be noted in the description.   

Some o.f our items have multiple quantities.  In that instance, the item you receive may not be the item pictured.  It will be the same part number and same compatibility and, in the condition, described.

If you have any questions as to your application, contact us with your Model and Serial number and we can help to verify compatibility for your application.

Return Policy: We have a 14 day return policy.  This is determined by the delivery date of your package. Buyer is responsible for return shipping unless we agree otherwise.

Handling Time: We do our best to ship as quickly as possible, but we are a retail store and full service shop. eBay is not our primary business and there is a lot going on here year round.   Please allow us the stated handling time to get the item properly prepared and shipped.

Shipping: 

                  USPS Priority mail for most domestic and international items

                  UPS Ground for Larger items 

                  UNISHIPPERS for large freight 


INTERNATIONAL BUYERS:   Import duties, taxes, and charges are not included in the item price or shipping cost when you do not use the Global Shipping Program offered via Ebay.  These charges are the buyer's responsibility.  Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.  

Payment: We accept PayPal, Visa, Mastercard, Discover 

Please feel free to contact us with any Questions or Concerns that you may have. Customer Satisfaction and Positive Feedback is very important to us. Thank you for looking, Have a good day.