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- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Valve Seat - 4 Pack
The Enginetech ST16875 Engine Valve Seat pack offers high-quality replacement components designed specifically for vintage Oldsmobile engines. These valve seats are essential for maintaining proper valve seating, ensuring optimal engine performance and longevity. Crafted from durable Hi-Chrome material, these seats resist high temperatures and wear, making them suitable for both restoration and engine rebuild projects. The outside diameter of 1.6925 inches and a seat angle of 45 degrees provide a precise fit for compatible engine models, helping to eliminate gaps in the valve train and improve sealing efficiency. Whether you are restoring a 1972, 1973, or 1974 Oldsmobile Cutlass, Delta 88, or F85, these valve seats are engineered to meet or exceed OEM specifications, ensuring reliable operation and engine durability.
Enginetech has been a trusted name in engine parts since 1982, committed to providing high-quality, precision-engineered components for engine builders and restorers nationwide. Their complete line of parts includes everything from individual components to comprehensive engine kits, all designed with the rebuilder in mind. The ST16875 valve seats are easy to install and compatible with a variety of Oldsmobile models from the early 1970s, making them a versatile choice for classic car enthusiasts and professional rebuilders alike. With Enginetech’s focus on quality and customer service, you can count on these valve seats to deliver consistent performance and help restore your engine’s power and efficiency.
Trust Enginetech’s extensive experience and dedication to quality when selecting valve seats. These parts are ideal for restoring the original performance of vintage engines or upgrading components for improved durability. Proper installation and use will ensure a tight seal and smooth valve operation, contributing to optimal engine performance. As part of a complete engine rebuild, these valve seats will help you achieve the best possible results and extend the life of your engine components.
Features:
- Material: Hi-Chrome for durability and resistance to high temperatures
- Outside Diameter: 1.6925 inches for precise fit
- Seat Angle: 45 degrees for optimal sealing
- Designed to fit various 1972-1974 Oldsmobile models including Cutlass, Delta 88, and F85
- Engineered for easy installation and reliable performance
Fits Following Models:
1972 Oldsmobile Cutlass
1972 Oldsmobile Cutlass Supreme
1972 Oldsmobile Delta 88
1972 Oldsmobile F85
1972 Oldsmobile Vista Cruiser
1973 Oldsmobile Cutlass
1973 Oldsmobile Cutlass Supreme
1973 Oldsmobile Delta 88
1973 Oldsmobile Omega
1973 Oldsmobile Vista Cruiser
1974 Oldsmobile Cutlass
1974 Oldsmobile Cutlass Supreme
1974 Oldsmobile Delta 88
1974 Oldsmobile Omega
1974 Oldsmobile Vista Cruiser
1975 Oldsmobile Cutlass
1975 Oldsmobile Cutlass Salon
1975 Oldsmobile Cutlass Supreme
1975 Oldsmobile Delta 88
1975 Oldsmobile Vista Cruiser
1976 Cadillac Seville
1976 Oldsmobile Cutlass
1976 Oldsmobile Cutlass Salon
1976 Oldsmobile Cutlass Supreme
1976 Oldsmobile Cutlass Tiara
1976 Oldsmobile Delta 88
1987 Ford Bronco
1987 Ford E-150 Econoline
1987 Ford E-150 Econoline Club Wagon
1987 Ford E-250 Econoline
1987 Ford E-350 Econoline
1987 Ford E-350 Econoline Club Wagon
1987 Ford F-150
1987 Ford F-250
1987 Ford F-350
1988 Ford Bronco
1988 Ford E-150 Econoline
1988 Ford E-150 Econoline Club Wagon
1988 Ford E-250 Econoline
1988 Ford E-350 Econoline
1988 Ford E-350 Econoline Club Wagon
1988 Ford F-150
1988 Ford F-250
1988 Ford F-350
1989 Ford Bronco
1989 Ford E-150 Econoline
1989 Ford E-150 Econoline Club Wagon
1989 Ford E-250 Econoline
1989 Ford E-350 Econoline
1989 Ford E-350 Econoline Club Wagon
1989 Ford F-150
1989 Ford F-250
1989 Ford F-350
1990 Ford Bronco
1990 Ford E-150 Econoline
1990 Ford E-150 Econoline Club Wagon
1990 Ford E-250 Econoline
1990 Ford E-350 Econoline
1990 Ford E-350 Econoline Club Wagon
1990 Ford F-150
1990 Ford F-250
1990 Ford F-350
1991 Ford Bronco
1991 Ford E-150 Econoline
1991 Ford E-150 Econoline Club Wagon
1991 Ford E-250 Econoline
1991 Ford E-350 Econoline
1991 Ford E-350 Econoline Club Wagon
1991 Ford F-150
1991 Ford F-250
1991 Ford F-350
1992 Ford Bronco
1992 Ford E-150 Econoline
1992 Ford E-150 Econoline Club Wagon
1992 Ford E-250 Econoline
1992 Ford E-350 Econoline
1992 Ford E-350 Econoline Club Wagon
1992 Ford F-150
1992 Ford F-250
1992 Ford F-350
1993 Ford E-150 Econoline
1993 Ford E-150 Econoline Club Wagon
1993 Ford E-250 Econoline
1993 Ford E-350 Econoline
1993 Ford E-350 Econoline Club Wagon
1993 Ford F-150
1993 Ford F-250
1993 Ford F-350
1994 Ford E-150 Econoline
1994 Ford E-150 Econoline Club Wagon
1994 Ford E-250 Econoline
1994 Ford E-350 Econoline
1994 Ford E-350 Econoline Club Wagon
1994 Ford F-150
1994 Ford F-250
1994 Ford F-350
1995 Ford E-150 Econoline
1995 Ford E-150 Econoline Club Wagon
1995 Ford E-250 Econoline
1995 Ford E-350 Econoline
1995 Ford E-350 Econoline Club Wagon
1995 Ford F-150
1995 Ford F-250
1995 Ford F-350
1996 Ford E-150 Econoline
1996 Ford E-150 Econoline Club Wagon
1996 Ford E-250 Econoline
1996 Ford E-350 Econoline
1996 Ford E-350 Econoline Club Wagon
1996 Ford F-150
1996 Ford F-250
1996 Ford F-350
| Material: Hi-Chrome |
| Outside Diameter: 1.6925 |
| Seat Angle: 45 |
| Aaiaid Part Number: BBPTST16875 |
| Part Number: ST16875 |
| Brand Aaia: BBPT |
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.









