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- Description
- Fitment
- Warranty and Refund
- Reviews
Keep your cooling system sealed tight with the Motorad MG81EA thermostat seal. Engineered as a precision O-ring to OEM design specifications, this grooved rubber seal is made to hold up against the high temperatures and constant coolant contact found around the thermostat housing. With an inside diameter of 2.36 in and outside diameter of 2.66 in, it's sized for an accurate, snug fit that helps prevent leaks and coolant loss at the seal interface. Constructed from quality rubber, the MG81EA is designed to deliver the durability needed for a long-lasting seal rather than a quick-wear generic fit. It's a straightforward, dependable replacement part for technicians and DIYers servicing thermostat housings on a wide range of Hyundai, Kia, Honda, Acura, Dodge, Chrysler and INFINITI V6 applications from 1990 to 2003.
Features
- OEM-design O-ring shape helps ensure an accurate seal against the thermostat housing
- Quality rubber construction built to withstand engine heat and coolant exposure
- Grooved profile helps the seal stay seated during installation and operation
- Precise 2.36 in ID / 2.66 in OD sizing supports proper housing fitment
- Single pack quantity makes it easy to order exactly what your job needs
Application Summary
1990-1996, 2002-2006 INFINITI Q45 4.5L 4494CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS1991-1995 Acura Legend 3.2L 3206CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1991-1996 Dodge Stealth 3.0L 2972CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1991-2005 Acura NSX 3.0L 2977CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
1992-1994 Acura Vigor 2.5L 2451CC -CID L5 SOHC 20 Valve Naturally Aspirated GAS
1993-1995 Mitsubishi Diamante 3.0L 2972CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1993-1996, 1998-2001 Honda Prelude 2.2L 2156CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
1993-1997 Toyota Land Cruiser 4.5L 4477CC -CID L6 DOHC 24 Valve Naturally Aspirated GAS
1994 Mitsubishi Montero 3.0L 2972CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1995-1996 Dodge Avenger 2.0L 1996CC 122CID L4 DOHC 16 Valve Naturally Aspirated GAS
1995-1996 Mitsubishi Montero 3.0L 2972CC 181CID V6 SOHC 24 Valve Naturally Aspirated GAS
1995-1997 Honda Accord 2.7L 2675CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1995-1998 Acura TL 2.5L 2451CC -CID L5 SOHC 20 Valve Naturally Aspirated GAS
1995-1999, 2002-2003, 2005 Dodge Stratus 2.4L 2429CC 148CID L4 DOHC 16 Valve Naturally Aspirated GAS
1995-2000 Chrysler Cirrus 2.5L 2497CC 152CID V6 SOHC 24 Valve Naturally Aspirated GAS
1995-2000 Chrysler Sebring 2.5L 2497CC 152CID V6 SOHC 24 Valve Naturally Aspirated GAS
1996-1997 Lexus LX450 4.5L 4477CC -CID L6 DOHC 24 Valve Naturally Aspirated GAS
1996-1998 Acura TL 3.2L 3206CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1996-2004 Acura RL 3.5L 3475CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1997-1999 Acura CL 3.0L 2997CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1997-1999 Mitsubishi Montero Sport 2.4L 2351CC -CID L4 SOHC 16 Valve Naturally Aspirated GAS
1997-2000 Dodge Avenger 2.5L 2497CC 152CID V6 SOHC 24 Valve Naturally Aspirated GAS
1997-2002 Mitsubishi Montero 3.5L 3497CC 215CID V6 SOHC 24 Valve Naturally Aspirated GAS
1997-2005 Acura NSX 3.2L 3179CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
1998 Isuzu Amigo 3.2L 3165CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
1998-2000 Lexus GS400 4.0L 3969CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
1998-2000 Lexus LS400 4.0L 3969CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
1998-2000 Lexus SC400 4.0L 3969CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
1998-2003, 2005-2007 Honda Accord 3.0L 2997CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1998-2007 Lexus LX470 4.7L 4663CC 285CID V8 DOHC 32 Valve Naturally Aspirated GAS
1998-2007 Toyota Land Cruiser 4.7L 4663CC 285CID V8 DOHC 32 Valve Naturally Aspirated GAS
1999-2003 Mitsubishi Galant 2.4L 2351CC -CID L4 SOHC 16 Valve Naturally Aspirated GAS
1999-2004 Honda Odyssey 3.5L 3474CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
1999-2004 Hyundai Sonata 2.4L 2351CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
1999-2007 Acura TL 3.2L 3210CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2000 Dodge Stratus 2.5L 2497CC 152CID V6 SOHC 24 Valve Naturally Aspirated GAS
2000-2003 Honda S2000 2.0L 1997CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
2000-2003 Mitsubishi Montero Sport 3.0L 2972CC 181CID V6 SOHC 24 Valve Naturally Aspirated GAS
2000-2003, 2005 Mitsubishi Eclipse 2.4L 2351CC -CID L4 SOHC 16 Valve Naturally Aspirated GAS
2000-2004 Toyota Tundra 3.4L 3378CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2001 Chrysler Sebring 3.0L 2972CC 181CID V6 SOHC 24 Valve Naturally Aspirated GAS
2001 Hyundai XG300 3.0L 2972CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2001 Kia Optima 2.5L 2500CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2001, 2004 Dodge Stratus 2.7L 2736CC 167CID V6 DOHC 24 Valve Naturally Aspirated GAS
2001, 2005-2006 Hyundai Santa Fe 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2001-2003 Acura CL 3.2L 3210CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2001-2004 Mitsubishi Diamante 3.5L 3497CC 215CID V6 SOHC 24 Valve Naturally Aspirated GAS
2001-2006 Acura MDX 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2001-2006 Lexus LS430 4.3L 4293CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2001-2007 Lexus GS430 4.3L 4293CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2001-2009 Toyota Sequoia 4.7L 4663CC 285CID V8 DOHC 32 Valve Naturally Aspirated GAS
2002-2004 Hyundai Santa Fe 2.4L 2351CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
2002-2004 Kia Magentis 2.7L 2700CC -CID V6 U/K U/K Valve Naturally Aspirated GAS
2002-2005 Chrysler Sebring 2.7L 2736CC 167CID V6 DOHC 24 Valve Naturally Aspirated GAS
2002-2005 Hyundai XG350 3.5L 3500CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2002-2005 Kia Sedona 3.5L 3497CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2002-2010 Kia Optima 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2002-2010 Lexus SC430 4.3L 4293CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2003-2004 Honda Pilot 3.5L 3475CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2003-2004 INFINITI M45 4.5L 4500CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2003-2004, 2006-2007 Hyundai Tiburon 2.0L 1975CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
2003-2005 INFINITI FX45 4.5L 4500CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2003-2005 Mitsubishi Montero 3.8L 3797CC 230CID V6 SOHC 24 Valve Naturally Aspirated GAS
2003-2006 Kia Sorento 3.5L 3497CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2003-2009 Lexus GX470 4.7L 4663CC 285CID V8 DOHC 32 Valve Naturally Aspirated GAS
2003-2009 Toyota 4Runner 4.7L 4663CC 285CID V8 DOHC 32 Valve Naturally Aspirated GAS
2004 Mitsubishi Eclipse 3.0L 2972CC 181CID V6 SOHC 24 Valve Naturally Aspirated GAS
2004 Mitsubishi Endeavor 3.8L 3797CC 230CID V6 SOHC 24 Valve Naturally Aspirated GAS
2004 Mitsubishi Montero Sport 3.5L 3497CC 215CID V6 SOHC 24 Valve Naturally Aspirated GAS
2004 Nissan Pathfinder Armada 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2004 Saturn Vue 2.2L 2198CC 134CID L4 DOHC 16 Valve Naturally Aspirated GAS
2004 Saturn Vue 3.5L 3475CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2004, 2008 Honda Accord 2.4L 2354CC 144CID L4 DOHC 16 Valve Naturally Aspirated GAS
2004, 2008-2009 Mitsubishi Galant 3.8L 3828CC 230CID V6 SOHC 24 Valve Naturally Aspirated GAS
2004, 2011 Nissan TITAN 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2004-2006 Kia Amanti 3.5L 3497CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2004-2009 Honda S2000 2.2L 2157CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
2004-2013 INFINITI QX56 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2005 Hyundai Sonata 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2005 Kia Magentis 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2005 Saturn Vue 3.5L 3474CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2005, 2008 Hyundai Tiburon 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2005-2006 Volvo XC90 2.5L 2521CC -CID L5 DOHC 20 Valve Turbocharged GAS
2005-2006, 2014-2015 Nissan Armada 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2005-2007 Hyundai Tucson 2.0L 1975CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
2005-2007 Mitsubishi Galant 2.4L 2378CC -CID L4 SOHC 16 Valve Naturally Aspirated GAS
2005-2008 Acura RL 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2005-2008 Kia Sportage 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2005-2008, 2010-2011 Mitsubishi Endeavor 3.8L 3828CC 230CID V6 SOHC 24 Valve Naturally Aspirated GAS
2005-2009 Toyota Tundra 4.7L 4663CC 285CID V8 DOHC 32 Valve Naturally Aspirated GAS
2005-2010, 2012-2014 Nissan TITAN 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated FLEX
2005-2012, 2014 Honda Odyssey 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2005-2012, 2014 Honda Pilot 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2006 Hyundai Santa Fe 3.5L 3467CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2006 Mitsubishi Lancer 2.0L 1999CC 122CID L4 SOHC 16 Valve Naturally Aspirated GAS
2006 Mitsubishi Montero 3.8L 3828CC 230CID V6 SOHC 24 Valve Naturally Aspirated GAS
2006, 2008 Mitsubishi Eclipse 3.8L 3828CC 230CID V6 SOHC 24 Valve Naturally Aspirated GAS
2006-2007 Saturn Vue 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2006-2008 INFINITI FX45 4.5L 4494CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2006-2010 INFINITI M45 4.5L 4494CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2006-2010 Kia Magentis 2.0L 1998CC 122CID L4 DOHC 16 Valve Naturally Aspirated GAS
2006-2014 Honda Ridgeline 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2007 Volvo S80 4.4L 4414CC 269CID V8 DOHC 32 Valve Naturally Aspirated GAS
2007 Volvo XC90 4.4L 4414CC 269CID V8 DOHC 32 Valve Naturally Aspirated GAS
2007, 2009-2012 Mitsubishi Eclipse 2.4L 2378CC -CID L4 SOHC 16 Valve Naturally Aspirated GAS
2007-2009 Hyundai Santa Fe 3.3L 3342CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2007-2009, 2011 Mitsubishi Outlander 3.0L 2998CC 182CID V6 SOHC 24 Valve Naturally Aspirated GAS
2007-2010 Kia Rondo 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2007-2013 Acura MDX 3.7L 3664CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2007-2013 Nissan Armada 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated FLEX
2008-2009 Hyundai Tucson 2.7L 2656CC -CID V6 DOHC 24 Valve Naturally Aspirated GAS
2008-2010 Volvo S80 3.2L 3192CC -CID L6 DOHC 24 Valve Naturally Aspirated GAS
2008-2011 Nissan Pathfinder 5.6L 5552CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
2008-2011 Volvo XC90 3.2L 3192CC -CID L6 DOHC 24 Valve Naturally Aspirated GAS
2008-2013 Acura TL 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2009-2012 Acura RL 3.7L 3664CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2009-2012 Honda Accord 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2010 Mitsubishi Outlander 2.4L 2360CC 144CID L4 DOHC 16 Valve Naturally Aspirated GAS
2010, 2012, 2014 Acura TSX 2.4L 2354CC 144CID L4 DOHC 16 Valve Naturally Aspirated GAS
2010-2011 Honda Accord Crosstour 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2010-2013 Acura ZDX 3.7L 3664CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2011, 2013 Acura TSX 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2013-2014 Acura RDX 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
2014 Acura RLX 3.5L 3471CC -CID V6 SOHC 24 Valve Naturally Aspirated GAS
Specifications
- Brand: Motorad
- Part Number: MG81EA
- Part Type: Engine Coolant Thermostat Seal
- UPC: 055644994819
- GTIN: 00055644994819
- Package Dimensions: 13.2 x 12.2 x 3.5 IN
- Package Weight: 0.7 LB
- Package Quantity: EA
Returns
30-Day Money-Back Guarantee
We want you to be completely satisfied with your purchase! If you are not happy for any reason, you may return the item within 30 days for a refund, minus shipping fees, provided that: The part is brand new, uninstalled, and undamaged in any way.
To initiate a return, please contact us or email support@mizumoauto.com for a Return Authorization Number (RMA) and the return shipping address. Returns without an RMA number will be refused and returned to you at your expense.
Return Requirements:
- Items must be securely packed in the original manufacturer's packaging.
- All original materials must be included, such as hardware, manuals, protective caps, wrapping, and instructions.
- You must obtain and retain the tracking number for your return.
Non-Returnable Items:
- Piston rings, main bearings, and rod bearings are non-returnable if the manufacturer’s seal or shrink-wrapped plastic has been opened. No exceptions—this ensures the integrity of the parts you receive.
We are not responsible for lost or damaged returns. If your return is lost or damaged during shipping, a refund cannot be issued, as the item cannot be resold or returned to the supplier. Please file a claim directly with your shipping carrier for reimbursement.
Refunds are processed within 1-2 business days after we receive and inspect the returned item. Please allow this processing time before inquiring about your refund status.
Warranty
Mizumo Auto provides a 90-day Limited Warranty against defects in workmanship and materials under normal service conditions, effective from the original delivery date.
This warranty is non-transferable and applies only to the original purchaser. Coverage is limited to the replacement or refund of defective products.
Exclusions:
The warranty does not cover labor costs, damage resulting from accidents, misuse, alterations, or unauthorized modifications, as well as additional expenses such as towing, fluids, oils, car rentals, and any other parts not included in the original purchase.
Warranty Claims Process:
- All warranty claims must be pre-authorized and returned prepaid to Mizumo Auto for inspection and approval.
- No exchanges will be made for products that have been damaged, misused, or improperly installed. We strongly recommend professional installation.
- The buyer assumes all risk of damage resulting from improper installation.
All disputes related to transactions shall be resolved by a court of competent jurisdiction in Los Angeles County, California.
Shipping
We offer Free UPS Ground or USPS Ground Advantage shipping within the continental U.S. (48 states).
Shipping to Other Locations:
A delivery surcharge applies to shipments to: Alaska, Hawaii, Puerto Rico, U.S. territories, APO/FPO addresses, Canada, and international destinations.
Order Processing & Tracking:
- Orders are shipped Monday through Friday, excluding holidays.
- Orders placed before 3:00 PM PST will ship the same day, unless unexpected delays occur.
- A tracking number will be emailed within one business day after shipping.
If you do not receive a tracking number, please:
- Check your spam/junk folder.
- If it's not there, contact us via phone or eBay message for assistance.
International Orders:
Import duties, taxes, and brokerage fees are not included in the shipping fee. Please check with your shipping carrier and local customs office regarding any applicable fees before placing your order.









