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SKU: 308-180
Categories:
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Keep your cooling system operating the way the factory intended with the Motorad 308-180 engine coolant thermostat. Built by an OE supplier using OEM-quality materials and manufacturing processes, this thermostat is engineered to match original equipment fit and performance, so installation is straightforward with no modifications required. The copper case and wax compound design help the thermostat react quickly to changing coolant temperatures, supporting consistent engine temperature control rather than sluggish or delayed response. An offset design and integrated air relief valve are included to help address common cooling system airlock issues, and OEM-style seals are included where applicable to support a clean, leak-resistant installation. Rated at 180 degrees, this thermostat is a straightforward, direct replacement for your 1990-1995 Chevrolet Corvette 5.7L, letting you restore reliable coolant regulation without guessing on compatibility or quality.
Features
- Copper case and wax compound design help the thermostat respond quickly to coolant temperature changes
- OEM specifications and processes support a direct, worry-free replacement fit
- Offset design and air relief valve help address air pockets in the cooling system
- OEM-style seals included where applicable for a cleaner, more secure installation
- 180°F rating matches original equipment operating temperature for consistent engine performance
Application Summary
1990-1995 Chevrolet Corvette 5.7L -CC 350CID V8 OHV 16 Valve Naturally Aspirated GASPart Numbers: 308-180
Specifications
- Brand: Motorad
- Part Number: 308-180
- Part Type: Engine Coolant Thermostat
- UPC: 055644308807
- GTIN: 00055644308807
- Item Dimensions: 2.2500 x 2.2500 x 2.2500 IN
- Package Dimensions: 2.2500 x 2.2500 x 2.2500 IN
- Package Weight: 0.1500 PG
- Package Quantity: 1 EA
- Material: Steel
- Material: Copper
- Gasket or Seal Pre-Installed: No
- Sealing Flange Outside Diameter: 1.73
- Sealing Flange Outside Diameter: 43.94
- Height Between Flanges: 1.72
- Height Between Flanges: 43.69
- MAP Controlled: No
- Grade Type: OEM
Interchange
- General Motors: 10135627
- CST: 4068
- Parts Master: 30880
- Motorad: 308-180
- FVP Caps & Thermostats: 308-180
- Murray Temperature Control: 4068
- Duralast: 4068BP
- Pronto: 308-180
- Federated: 308-180
- Mighty Distributing System: 4068
- Parts Plus: P4068
- ACDelco: 12T41D
- Worldparts: 9308180
- Stant: 14068
- Pep Boys: 308-180
- Balkamp: 124
- Carquest Premium Caps and Stats: 14068
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.