Home > All Products > Mercury Mariner Mercruiser Chrysler Force Quicksilver > Thermostat > Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
1/1
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉

Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉

SKU: MC-TH-807252Q3

> 140℉ / 60℃

> Replaces Part Number: 807252Q3 807252T3 807252T6 18-3646 18-3646D

> Fits Mercruiser Engines: Thermostat Kit 807252Q3 is for MerCruiser 1982 and older, V-8 marinized stern drive and inboard engines with standard cooling systems made by Ford Motor Company or General Motors. It is also for MerCruiser 1996 and older high performance engines made by Ford or General Motors.

> Includes:

1 X 18-3551  Thermostat            59137

1 X 18-2917  Housing Gasket        27-53045-1, 27-33918

1 X 18-2844  Cover Gasket          27-48818-1

1 X 18-2553  Cover Gasket          27-47510

1 X 18-2834  Cover Gasket          27-60208

> If you are unsure, please provide your engine serial number.

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  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
1/1
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
  • Boat Engine 807252Q3 807252T3 807252T6 18-3646 18-3646D Thermostat Kit for Mercruiser V6 V8 5.0L 5.7L V8 GM 140℉
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140℉ Boat Engine 807252Q3 807252T3 807252T6 Thermostat Kit for Mercruiser Outboard Motor V6 V8 5.0L 5.7L V8 GM, fit Sierra 18-3646 18-3646D

Description:

140℉ / 60℃

Replaces Part Number: 807252Q3 807252T3 807252T6 18-3646 18-3646D

Fits Mercruiser Engines: Thermostat Kit 807252Q3 is for MerCruiser 1982 and older, V-8 marinized stern drive and inboard engines with standard cooling systems made by Ford Motor Company or General Motors. It is also for MerCruiser 1996 and older high performance engines made by Ford or General Motors.

Includes:

1 X 18-3551  Thermostat            59137

1 X 18-2917  Housing Gasket        27-53045-1, 27-33918

1 X 18-2844  Cover Gasket          27-48818-1

1 X 18-2553  Cover Gasket          27-47510

1 X 18-2834  Cover Gasket          27-60208

If you are unsure, please provide your engine serial number.

Air Transport

We only ship from USA warehouse to USA address, but we can ship from China warehouse to the worldwide, covering North and South America, Europe, Asia, Africa, Oceania.
We employ the services of major, trusted international carriers Yanwen/FedEx/UPS/DHL/EMS/ePacket/Amazon Logistics etc to ensure your package arrives at your place safely and securely.
if your country is not included in the list, please kindly contact us.


Transport by Sea

Sea transportation is applicable for large orders(100kg+). Please contact us for details.

Order Tracking

The tracking number will be posted into every customer's account page after the goods is ready to be shipped out.
You will be notified by your registered E-mail.
Please enter the shipping company's official website to check the shipping status of your package.
Yanwen/FedEx/UPS/DHL/EMS/ePacket/Amazon Logistics 
If you have any other concerns, please contact us.


Tax

If it comes to tariffs, all tax fees are the sole responsibility of the recipient. All prices displayed on the site are exclusive of taxes.

Delivery Time

Handing time: less than 3 business days.
Ship from USA to USA: 1-7 business days.
Transport by air: 7-35 business days according to delivery area
Transport by sea: No less than 35 business days.
If you have any questions about the delivery time, please contact us.
All of our items come with a 6 month warranty.  This warranty covers any unit defects that are causing the item not to work properly.  It does not cover any damage that occurred to the item while in the customers possession. if you have any question, please feel free to contact us.
We offer a 30 day return policy on all parts and accessories providing they are returned to us in new condition and are unused. If the item received damage during shipping please note with the shipping company and contact us to resolve the problem. If you simply wish to return the item because you don't need it or it was the wrong one. Please include your name and order number (or the invoice if you still have it) in the box with the part. Refunds are generally processed within 1 week of receiving the return (shipping cost is not refundable).  Buyer is responsible for shipping cost back to us. you can ship it back for a full refund of the items cost after we receive it.

As we have multiple return warehouses, please contact us for the return address before sending it out, thanks a lot.
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