• 1 9/16 in. Revolving Waterlock Muffler
  • Collects cooling water present in the exhaust system when engine is stopped
  • Has great sound-deadening capabilities and acts as a great muffler
  • Features an upper and lower chamber allowing rotation of each chamber for installation in even confined engine spaces
  • 1 9/16 in. hose connections
  • 0.84 gallon capacity


Marine Parts Source Store Policies

Return Policy/Warranty Information

  • All returns must have a Returns Goods Authorization (RGA) number. Please send us your eBay order number and reason for return to using the eBay message center. Any item returned without authorization will not be considered for return.
  • Returned merchandise must be in new uninstalled condition in the original packaging.
  • No returns after 14 days from the receipt of sale.
  • All returns are less shipping costs and subject to a 20% restocking fee.
  • All sales are considered final 15 days from the date of receipt.
  • Shipping costs on all returned parts is the responsibility of the buyer.
  • In the event an item is sold with "free shipping", Marine Parts Source will refund the amount of sale, less the actual shipping costs to customer.
  • Shipping is non refundable.
  • Any damaged or installed parts will be refused and returned to the buyer at their expense.
  • All shortages and damages must be reported to Marine Parts Source within 24 hours of receiving your package.
  • Marine Parts Source must be notified of any defective part within 7 days of receipt.
  • If shortage or damage is discovered upon inspection of your package please call 1-866-388-0390 or contact us via eBay
  • If error is on the part of Marine Parts Source, the error will be corrected and the customer will be reimbursed or shipped the shorted item with no additional shipping charges.
  • All warranty claims are solely the responsibility of the manufacturer.
  • MPS makes no warranty, expressed or implied, over and above that of the manufacturers of the products purchased. All products are covered by the producer of the item purchased and any claims should be directed appropriately.
  • There are NO returns on any electrical products. We do offer the manufacturers warranty for any defective item sold, including electrical products.

Shipping Details Policy:

  • All items displayed on our eBay Store are in stock and ready to ship.
  • Our shipping pricing is valid only for the contiguous 48 United States. We will occasionally ship outside of this area at the buyer's expense. For shipping terms and prices to these areas please contact us below with your "ship to" address and the item(s) you would like to purchase.
  • Upon receiving your package please open and inspect immediately for shortages and shipping damage.
  • All items ship via UPS ground unless otherwise specified under shipping details and policy. Over-sized and fragile items will ship via LTL carrier and will reflect the freight charges associated with that service.
  • The Buyer accepts all liability for providing a fully accurate address. Any order shipped to the wrong address will be charged in full, and the Buyer will pay all additional shipping charges that are incurred.
  • Shipping Costs are non refundable.
  • If your shipment does not arrive within 7 days of payment please send us a message via eBay with your order number.

Contact Us;

  • Our business is located at:
    Marine Parts Source
    102 SCT Dr.
    White House, TN 37188
    1-866-388-0390

Payment/Feedback Policy:

  • Accepted Payment Methods:
  • We accept all major credit cards, American Express, Discover, MasterCard, Visa. Please Call 1-866-388-0390 if you would like to pay directly with any of these.

  • Payment Information:
  • We ship credit card purchases to the billing addresses only.
  • We are available Monday-Friday 8am-5pm Central Standard Time.
  • Please do not mail cash to pay for your order.

Sales Tax:

  • Marine Parts Source is required to charge sales tax to Buyers in the states of Michigan (6%), Tennessee (9.75%), Wisconsin (5.5%), and Ohio (7.25%).


Technical Questions/Information:

  • Please call 1-866-388-0390 or send us a message via eBay.



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