FAST DELIVERY
Enginetech S94016-STD Engine Premium Piston Ring Complete Set for Buick and Skylark
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
The Enginetech S94016-STD Engine Premium Piston Ring Complete Set is designed to restore optimal engine performance for select Buick Century and Skylark models from 1989 to 1993. Manufactured with precision to meet SAE standards, this set ensures consistent end gaps and reliable sealing, which are critical for engine efficiency and longevity. Each ring is engineered to deliver high-quality compression and oil control, contributing to smoother engine operation and extended engine life. Whether you're performing a rebuild or replacing worn components, these piston rings provide the durability and performance you expect from a trusted brand like Enginetech. Crafted specifically for engines requiring a 3.700-inch outside diameter, the set includes top and second compression rings along with oil control rings, all designed to fit seamlessly and maintain the engine’s integrity. Engine builders and DIY enthusiasts alike appreciate the quality and reliability that Enginetech provides through its comprehensive line of engine parts, tailored for both import and domestic vehicles. With nationwide distribution and dedicated customer service, Enginetech stands out as a dependable source for high-performance engine components. This complete piston ring set is an essential addition to your engine rebuild kit, ensuring your vehicle runs efficiently and reliably for miles to come.
Features:
- Consistent end gaps following SAE guidelines for optimal sealing
- Top compression ring thickness: 1.50 mm for enhanced power output
- Second compression ring thickness: 1.50 mm for reliable compression
- Oil ring thickness: 3.00 mm for effective oil control
- Ring outside diameter: 3.700 inches designed to fit specific engine models
- Engineered specifically for Buick Century and Skylark models from 1989 to 1993
- Includes complete set of piston rings for comprehensive engine rebuilds
- Manufactured by Enginetech, a trusted name in high-quality engine parts
Fits Following Models:
1989 Buick Century
1989 Buick Skylark
1989 Oldsmobile Cutlass Calais
1989 Oldsmobile Cutlass Ciera
1989 Oldsmobile Cutlass Cruiser
1990 Buick Century
1990 Buick Skylark
1990 Oldsmobile Cutlass Calais
1990 Oldsmobile Cutlass Ciera
1990 Oldsmobile Cutlass Cruiser
1991 Buick Century
1991 Buick Skylark
1991 Oldsmobile Cutlass Calais
1991 Oldsmobile Cutlass Ciera
1991 Oldsmobile Cutlass Cruiser
1992 Buick Century
1992 Buick Skylark
1992 Oldsmobile Achieva
1992 Oldsmobile Cutlass Ciera
1992 Oldsmobile Cutlass Cruiser
1992 Pontiac Grand Am
1993 Buick Century
1993 Buick Skylark
1993 Oldsmobile Achieva
1993 Oldsmobile Cutlass Ciera
1993 Oldsmobile Cutlass Cruiser
1993 Pontiac Grand Am
| Top Compression Ring Thickness: 1.50 mm |
| Second Compression Ring Thickness: 1.50 mm |
| Oil Ring Thickness: 3.00 mm |
| Ring Outside Diameter: 3.700 |
| Aaiaid Part Number: BBPTS94016-STD |
| Part Number: S94016-STD |
| 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.









