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100% ORIGINAL AND QUALITY
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- Description
- Fitment
- Warranty and Refund
- Reviews
The Motorad 268-170 is engineered to OEM specifications, giving you a reliable, direct-fit replacement for your vehicle's cooling system. Its copper case and wax compound design deliver a rapid, consistent response to changing coolant temperatures, helping your engine maintain proper operating temperature. Constructed from stainless steel, copper, silver, and brass components, this thermostat is built to handle the demands of everyday driving. The offset design and included air relief valve, along with OEM-style seals where applicable, support a smooth installation process. Every unit is 100% tested and calibrated before it ships, so you can install with confidence. Fitting a wide range of Nissan, Mercury, and INFINITI applications from 1984 through 2004, including popular models like the Maxima, Pathfinder, Quest, and Q45, the 268-170 is a straightforward way to restore proper cooling system function without guesswork.
Features
- Copper case and wax compound design reacts quickly to coolant temperature changes for consistent engine performance
- Stainless steel, copper, and brass construction is built to handle demanding cooling system conditions
- OEM-specification design supports a worry-free, direct-fit installation without modification
- Offset design with included air relief valve and OEM-style seals simplifies the replacement process
- Each unit is 100% tested and calibrated before shipping for dependable, ready-to-install quality
Application Summary
1984-1989 Nissan 300ZX 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS1985-1994 Nissan Maxima 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1986-1989 Nissan D21 2.4L 2389CC -CID L4 SOHC 8 Valve Naturally Aspirated GAS
1987 Nissan Pathfinder 2.4L 2389CC -CID L4 SOHC 8 Valve Naturally Aspirated GAS
1987-1988 Nissan 200SX 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1988-1995 Nissan Pathfinder 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1990-1992 INFINITI M30 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1990-1994 Nissan D21 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1990-1996 Nissan 300ZX 3.0L 2960CC 181CID V6 DOHC 24 Valve Naturally Aspirated GAS
1993-1997 INFINITI J30 3.0L 2960CC 181CID V6 DOHC 24 Valve Naturally Aspirated GAS
1993-1998 Mercury Villager 3.0L -CC 182CID V6 SOHC 12 Valve Naturally Aspirated GAS
1993-1998 Nissan Quest 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1995 Nissan Pickup 3.0L 2960CC 181CID V6 SOHC 12 Valve Naturally Aspirated GAS
1996-2000 Nissan Pathfinder 3.3L 3275CC -CID V6 SOHC 12 Valve Naturally Aspirated GAS
1997-2000 INFINITI QX4 3.3L 3275CC -CID V6 SOHC 12 Valve Naturally Aspirated GAS
1997-2001 INFINITI Q45 4.1L 4130CC -CID V8 DOHC 32 Valve Naturally Aspirated GAS
1999-2000 Nissan Frontier 3.3L 3275CC -CID V6 SOHC 12 Valve Naturally Aspirated GAS
1999-2002 Mercury Villager 3.3L 3275CC -CID V6 SOHC 12 Valve Naturally Aspirated GAS
1999-2002 Nissan Quest 3.3L 3275CC -CID V6 SOHC 12 Valve Naturally Aspirated GAS
2000-2004 Nissan Xterra 3.3L 3275CC -CID V6 SOHC 12 Valve Naturally Aspirated GAS
2001, 2004 Nissan Frontier 3.3L 3275CC -CID V6 SOHC 12 Valve Supercharged GAS
2002-2003 Nissan Frontier 2.4L 2389CC -CID L4 DOHC 16 Valve Naturally Aspirated GAS
Specifications
- Brand: Motorad
- Part Number: 268-170
- Part Type: Engine Coolant Thermostat
- UPC: 055644268705
- GTIN: 00055644268705
- Item Dimensions: 3.0000 x 3.0000 x 3.2500 IN
- Package Dimensions: 3.0000 x 3.0000 x 3.2500 IN
- Package Weight: 0.1800 PG
- Package Quantity: 1 EA
- Material: Stainless Steel
- Material: Copper
- Gasket or Seal Pre-Installed: No
- Sealing Flange Outside Diameter: 2.52
- Sealing Flange Outside Diameter: 64.01
- Height Between Flanges: 1.75
- Height Between Flanges: 44.45
- MAP Controlled: No
- Grade Type: OEM
Interchange
- CST: 3947
- Omnicraft: QRT28
- Parts Master: 26870
- INFINITI: 2120042L05
- INFINITI: 21200-42L0A
- Motorad: 268-170
- FVP Caps & Thermostats: 268-170
- Murray Temperature Control: 3947
- Nissan: 2120042L01
- Nissan: 2120042L06
- Nissan: 21200V5015
- Nissan: 2120031U00
- Nissan: 2120042L00
- Nissan: 2120042L05
- Duralast: 15947BP
- Pronto: 268-170
- Federated: 268-170
- Mighty Distributing System: 3947
- Parts Plus: P3947
- MAHLE: TI25282D
Warranty
- Warranty Duration: 12 Months
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.









