FAST DELIVERY
Enginetech ST18129N Engine Valve Seat Set - 4 Pack for Chevrolet Trucks and SUVs
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Valve Seat - 4 Pack
The Enginetech ST18129N Engine Valve Seat set offers reliable performance for classic Chevrolet models from 1973 and 1974, including Blazers, C10, and C20 pickups and Suburbans. Crafted from high-quality Nickel/Cobalt material, these valve seats are engineered to withstand high temperatures and pressure, ensuring durability and optimal engine operation. The precise outside diameter of 1.8175 inches and a seat angle of 45 degrees promote a secure fit and efficient sealing within the engine's cylinder head, helping to eliminate gaps in the valve train for smoother engine performance.
Designed specifically for engine rebuilders and automotive professionals, these valve seats are compatible with a range of Chevrolet trucks and SUVs from the early 1970s. Proper installation of these seats can improve engine longevity and restore original performance. Whether you're restoring a vintage vehicle or performing a rebuild, the Enginetech ST18129N set provides the quality and reliability you need to get the job done efficiently.
Enginetech has been family-owned and operated since 1982, focusing on delivering high-quality engine parts with excellent customer service. Their comprehensive product line includes both complete engine kits and individual components tailored for import and domestic engines. Trust Enginetech to supply the parts that meet and exceed industry standards, backed by a commitment to customer satisfaction and technical expertise.
Features:
- Material: Nickel/Cobalt for durability and heat resistance
- Outside Diameter: 1.8175 inches for precise fit
- Seat Angle: 45 degrees for optimal sealing
- Pack includes four valve seats for comprehensive replacement
- Designed for Chevrolet models from 1973-1974 including Blazers, C10, and C20 pickups and Suburbans
Fits Following Models:
1971 Chevrolet El Camino
1971 Chevrolet P20 Van
1971 Chevrolet P30 Van
1971 GMC P25/P2500 Van
1971 GMC P35/P3500 Van
1971 GMC Sprint
1972 Chevrolet El Camino
1972 GMC Sprint
1973 Chevrolet Blazer
1973 Chevrolet C10 Pickup
1973 Chevrolet C10 Suburban
1973 Chevrolet C20 Pickup
1973 Chevrolet C20 Suburban
1973 Chevrolet C30 Pickup
1973 Chevrolet El Camino
1973 Chevrolet G10 Van
1973 Chevrolet G20 Van
1973 Chevrolet G30 Van
1973 Chevrolet K20 Pickup
1973 Chevrolet K20 Suburban
1973 Chevrolet K30 Pickup
1973 Chevrolet P10 Van
1973 Chevrolet P20 Van
1973 Chevrolet P30 Van
1973 GMC C15/C1500 Pickup
1973 GMC C15/C1500 Suburban
1973 GMC C25/C2500 Suburban
1973 GMC C35/C3500 Pickup
1973 GMC Jimmy
1973 GMC K25/K2500 Pickup
1973 GMC P35/P3500 Van
1973 GMC Sprint
1974 Chevrolet Blazer
1974 Chevrolet C10 Pickup
1974 Chevrolet C10 Suburban
1974 Chevrolet C20 Pickup
1974 Chevrolet C20 Suburban
1974 Chevrolet C30 Pickup
1974 Chevrolet El Camino
1974 Chevrolet G10 Van
1974 Chevrolet G20 Van
1974 Chevrolet G30 Van
1974 Chevrolet K20 Pickup
1974 Chevrolet K20 Suburban
1974 Chevrolet K30 Pickup
1974 Chevrolet P30 Van
1974 GMC C15/C1500 Pickup
1974 GMC C15/C1500 Suburban
1974 GMC C25/C2500 Suburban
1974 GMC C35/C3500 Pickup
1974 GMC Jimmy
1974 GMC K25/K2500 Pickup
1974 GMC P35/P3500 Van
1974 GMC Sprint
1975 Chevrolet C10
1975 Chevrolet C10 Suburban
1975 Chevrolet C20 Suburban
1975 Chevrolet C30
1975 Chevrolet El Camino
1975 Chevrolet G30
1975 Chevrolet P30
1975 GMC C15
1975 GMC C15 Suburban
1975 GMC C25
1975 GMC C25 Suburban
1975 GMC C35
1975 GMC G25
1975 GMC P35
1975 GMC Sprint
1976 Chevrolet C10
1976 Chevrolet C10 Suburban
1976 Chevrolet C20 Suburban
1976 Chevrolet C30
1976 Chevrolet G20
1976 Chevrolet G30
1976 Chevrolet K20
1976 Chevrolet K5 Blazer
1976 Chevrolet P30
1976 GMC C15
1976 GMC C15 Suburban
1976 GMC C25
1976 GMC C25 Suburban
1976 GMC C35
1976 GMC G25
1976 GMC G35
1976 GMC Jimmy
1976 GMC K15
1976 GMC K25
1976 GMC K25 Suburban
1976 GMC P35
1977 Chevrolet C10
1977 Chevrolet C10 Suburban
1977 Chevrolet C20 Suburban
1977 Chevrolet C30
1977 Chevrolet K20
1977 Chevrolet K5 Blazer
1977 Chevrolet P30
1977 GMC C15
1977 GMC C15 Suburban
1977 GMC C25
1977 GMC C25 Suburban
1977 GMC C35
1977 GMC K25
1977 GMC K25 Suburban
1977 GMC P35
1978 Chevrolet C10
1978 Chevrolet C10 Suburban
1978 Chevrolet C20 Suburban
1978 Chevrolet C30
1978 Chevrolet K20
1978 Chevrolet K5 Blazer
1978 Chevrolet P30
1978 GMC C15
1978 GMC C15 Suburban
1978 GMC C25
1978 GMC C25 Suburban
1978 GMC C35
1978 GMC K25
1978 GMC P35
1979 Chevrolet C10
1979 Chevrolet C10 Suburban
1979 Chevrolet C20 Suburban
1979 Chevrolet C30
1979 Chevrolet P30
1979 GMC C1500
1979 GMC C1500 Suburban
1979 GMC C2500
1979 GMC C2500 Suburban
1979 GMC C3500
1979 GMC K3500
1979 GMC P1500
1979 GMC P3500
1980 Chevrolet C10
1980 Chevrolet C10 Suburban
1980 Chevrolet C20 Suburban
1980 Chevrolet C30
1980 Chevrolet K30
1980 Chevrolet P30
1980 GMC C1500
1980 GMC C1500 Suburban
1980 GMC C2500
1980 GMC C2500 Suburban
1980 GMC C3500
1980 GMC K1500
1980 GMC K3500
1980 GMC P3500
1981 Chevrolet C20 Suburban
1981 Chevrolet C30
1981 Chevrolet K30
1981 Chevrolet P30
1981 GMC C2500
1981 GMC C2500 Suburban
1981 GMC C3500
1981 GMC K3500
1981 GMC P3500
1982 Chevrolet C20 Suburban
1982 Chevrolet C30
1982 Chevrolet K30
1982 Chevrolet P30
1982 GMC C2500
1982 GMC C2500 Suburban
1982 GMC C3500
1982 GMC K3500
1982 GMC P3500
1983 Chevrolet C20 Suburban
1983 Chevrolet C30
1983 Chevrolet K30
1983 Chevrolet P30
1983 GMC C2500
1983 GMC C2500 Suburban
1983 GMC C3500
1983 GMC K3500
1983 GMC P3500
1984 Chevrolet C20 Suburban
1984 Chevrolet C30
1984 Chevrolet K30
1984 Chevrolet P30
1984 GMC C2500
1984 GMC C2500 Suburban
1984 GMC C3500
1984 GMC K3500
1984 GMC P3500
1985 Chevrolet C20 Suburban
1985 Chevrolet C30
1985 Chevrolet K20 Suburban
1985 Chevrolet K30
1985 Chevrolet P30
1985 GMC C2500
1985 GMC C2500 Suburban
1985 GMC C3500
1985 GMC K3500
1985 GMC P3500
1986 Chevrolet C20 Suburban
1986 Chevrolet C30
1986 Chevrolet K30
1986 Chevrolet P30
1986 GMC C2500
1986 GMC C2500 Suburban
1986 GMC P3500
1987 Chevrolet P30
1987 Chevrolet R20
1987 Chevrolet R20 Suburban
1987 Chevrolet R30
1987 Chevrolet V20 Suburban
1987 Chevrolet V30
1987 GMC P3500
1987 GMC R2500
1987 GMC R2500 Suburban
1987 GMC R3500
1987 GMC V3500
1988 Chevrolet G30
1988 Chevrolet K3500
1988 Chevrolet P30
1988 Chevrolet R20
1988 Chevrolet R20 Suburban
1988 Chevrolet R30
1988 Chevrolet V20 Suburban
1988 Chevrolet V30
1988 GMC G3500
1988 GMC P3500
1988 GMC R2500
1988 GMC R2500 Suburban
1988 GMC R3500
1988 GMC V3500
1989 Chevrolet G30
1989 Chevrolet K3500
1989 Chevrolet P30
1989 Chevrolet R2500
1989 Chevrolet R2500 Suburban
1989 Chevrolet R3500
1989 Chevrolet V3500
1989 GMC G3500
1989 GMC P3500
1989 GMC R2500
1989 GMC R2500 Suburban
1989 GMC R3500
1989 GMC V3500
1990 Chevrolet C1500
1990 Chevrolet G30
1990 Chevrolet K3500
1990 Chevrolet P30
1990 Chevrolet R2500 Suburban
1990 Chevrolet R3500
1990 Chevrolet V2500 Suburban
1990 Chevrolet V3500
1990 GMC G3500
1990 GMC P3500
1990 GMC R2500 Suburban
1990 GMC R3500
1990 GMC V3500
1991 Chevrolet C1500
1991 Chevrolet C2500
1991 Chevrolet G30
1991 Chevrolet K2500
1991 Chevrolet K3500
1991 Chevrolet P30
1991 Chevrolet R2500 Suburban
1991 Chevrolet R3500
1991 Chevrolet V3500
1991 GMC C2500
1991 GMC G3500
1991 GMC K2500
1991 GMC P3500
1991 GMC R2500 Suburban
1991 GMC R3500
1991 GMC V3500
1992 Chevrolet C1500
1992 Chevrolet C2500
1992 Chevrolet C2500 Suburban
1992 Chevrolet G30
1992 Chevrolet K2500
1992 Chevrolet K2500 Suburban
1992 Chevrolet K3500
1992 Chevrolet P30
1992 GMC C2500
1992 GMC C2500 Suburban
1992 GMC G3500
1992 GMC K2500
1992 GMC K2500 Suburban
1992 GMC P3500
1993 Chevrolet C1500
1993 Chevrolet C2500
1993 Chevrolet C2500 Suburban
1993 Chevrolet G30
1993 Chevrolet K2500
1993 Chevrolet K2500 Suburban
1993 Chevrolet K3500
1993 Chevrolet P30
1993 GMC C2500
1993 GMC C2500 Suburban
1993 GMC G3500
1993 GMC K2500
1993 GMC K2500 Suburban
1993 GMC P3500
1994 Chevrolet C2500
1994 Chevrolet C2500 Suburban
1994 Chevrolet G30
1994 Chevrolet K2500
1994 Chevrolet K2500 Suburban
1994 Chevrolet K3500
1994 Chevrolet P30
1994 GMC C2500
1994 GMC C2500 Suburban
1994 GMC G3500
1994 GMC K2500
1994 GMC K2500 Suburban
1994 GMC P3500
1995 Chevrolet C2500
1995 Chevrolet C2500 Suburban
1995 Chevrolet G30
1995 Chevrolet K2500
1995 Chevrolet K2500 Suburban
1995 Chevrolet K3500
1995 Chevrolet P30
1995 GMC C2500
1995 GMC C2500 Suburban
1995 GMC G3500
1995 GMC K2500
1995 GMC K2500 Suburban
1995 GMC P3500
1996 Chevrolet C2500
1996 Chevrolet G30
1996 Chevrolet P30
1996 GMC G3500
1996 GMC P3500
1997 Chevrolet C2500
1997 Chevrolet P30
1997 GMC P3500
1998 Chevrolet C2500
1999 Chevrolet C2500
2000 Chevrolet C2500
| Material: Nickel/Cobalt |
| Outside Diameter: 1.8175 |
| Seat Angle: 45 |
| Aaiaid Part Number: BBPTST18129N |
| Part Number: ST18129N |
| 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.









