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Enginetech S81236-STD Engine Premium Piston Ring Complete Set for Audi Vehicles
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
The Enginetech S81236-STD Engine Premium Piston Ring Complete Set offers high-quality components designed to restore engine performance and efficiency. Engineered specifically for rebuilding engines, this set includes precision-machined piston rings that meet SAE guidelines for consistent end gaps, ensuring optimal sealing and combustion. The set features a top compression ring thickness of 1.50 mm, a second compression ring thickness of 1.75 mm, and an oil ring thickness of 2.00 mm, providing a balanced combination for durability and performance. The outside diameter of the rings measures approximately 3.189 inches, making it suitable for various engine rebuild applications. As part of Enginetech’s extensive product line, this set is ideal for import and domestic engines, including specific models from Audi such as the A6 Quattro, Allroad Quattro, and S4 from 2000 to 2005. With a focus on quality and reliability, Enginetech parts are designed for engine rebuilders who demand precision and longevity in their components. This complete set ensures proper ring fitment and sealing, contributing to improved compression, power output, and engine efficiency. Whether rebuilding an engine for performance, restoration, or maintenance, the Enginetech S81236-STD piston ring set provides the dependable quality needed for a successful engine overhaul.
Features:
- Consistent end gaps following SAE guidelines for reliable engine performance
- Top compression ring thickness: 1.50 mm for effective sealing
- Second compression ring thickness: 1.75 mm for durability and performance
- Oil ring thickness: 2.00 mm to optimize oil control and reduce blow-by
- Ring outside diameter: approximately 3.189 inches to fit specified engines
- Engineered specifically for import and domestic engine rebuilds
- Compatible with a range of Audi models including A6 Quattro, Allroad Quattro, and S4 from 2000 to 2005
- Designed for engine rebuilders requiring high-quality, reliable piston rings
- Part of Enginetech’s comprehensive line of engine components for professional rebuilds
Fits Following Models:
2000 Audi A6 Quattro
2000 Audi S4
2001 Audi A6 Quattro
2001 Audi Allroad Quattro
2001 Audi S4
2002 Audi A6 Quattro
2002 Audi Allroad Quattro
2002 Audi S4
2003 Audi A6 Quattro
2003 Audi Allroad Quattro
2004 Audi A6 Quattro
2004 Audi Allroad Quattro
2005 Audi Allroad Quattro
| Top Compression Ring Thickness: 1.50 mm |
| Second Compression Ring Thickness: 1.75 mm |
| Oil Ring Thickness: 2.00 mm |
| Ring Outside Diameter: 3.189 in |
| Aaiaid Part Number: BBPTS81236-STD |
| Part Number: S81236-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.









