FAST DELIVERY
Enginetech P5020(4)STD Engine Piston Set Without Rings for Buick Skylark and Chevrolet Beretta
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Piston Set - without Rings
The Enginetech P5020(4)STD engine piston set is designed for precise performance and durability in a variety of 1990s and early 1990s domestic vehicles. Crafted by Enginetech, a family-owned company since 1982, this piston set is ideal for engine rebuilders seeking high-quality components engineered for dependable operation. This set includes matched pistons that ensure proper balance and optimal engine performance, making it suitable for both professional rebuilds and DIY projects.
Each piston features a top compression ring thickness of 1.50 mm, a second compression ring thickness of 1.50 mm, and an oil ring thickness of 3.00 mm, ensuring effective sealing and efficient oil control. The pistons are designed with a bore diameter of 3.622 inches and a compression height of 1.240 inches, providing compatibility with specific engine configurations. The piston pin outside diameter measures 0.8665 inches, facilitating easy installation and secure fitment. These components are manufactured to meet strict quality standards, ensuring longevity and consistent performance.
The Enginetech P5020(4)STD pistons are compatible with a range of vehicles including Buick Skylark models from 1988 to 1995 and Chevrolet Beretta models from 1990 to 1994. Whether you're restoring an engine to factory specifications or enhancing its power output, these pistons deliver reliable performance. Trust Enginetech’s commitment to quality engineering and customer satisfaction for your engine rebuilding needs.
Features:
- Matched weights for perfect balance
- Top Compression Ring Thickness: 1.50 mm
- Second Compression Ring Thickness: 1.50 mm
- Oil Ring Thickness: 3.00 mm
- Piston Pin Outside Diameter: 0.8665 inches
- Bore Diameter: 3.622 inches
- Compression Height: 1.240 inches
Fits Following Models:
1987 Oldsmobile Calais
1988 Buick Skylark
1988 Oldsmobile Cutlass Calais
1989 Buick Skylark
1989 Oldsmobile Cutlass Calais
1990 Buick Skylark
1990 Chevrolet Beretta
1990 Oldsmobile Cutlass Calais
1990 Oldsmobile Cutlass Supreme
1991 Buick Skylark
1991 Chevrolet Beretta
1991 Oldsmobile Cutlass Calais
1991 Oldsmobile Cutlass Supreme
1992 Chevrolet Beretta
1992 Oldsmobile Achieva
1993 Chevrolet Beretta
1993 Oldsmobile Achieva
1994 Chevrolet Beretta
1994 Oldsmobile Achieva
1995 Buick Skylark
1995 Chevrolet Cavalier
1995 Oldsmobile Achieva
| Top Compression Ring Thickness: 1.50 mm |
| Second Compression Ring Thickness: 1.50 mm |
| Oil Ring Thickness: 3.00 mm |
| Piston Pin Outside Diameter: 0.8665 |
| Bore Diameter: 3.622 |
| Compression Height: 1.240 |
| Aaiaid Part Number: BBPTP5020(4)STD |
| Part Number: P5020(4)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.









