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Enginetech P1520(6)020 Engine Piston Set Without Rings for 3.875-Inch Bore Engines
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Piston Set - without Rings
The Enginetech P1520(6)020 Engine Piston Set is designed to deliver reliable performance for a variety of engine rebuild projects. Crafted with precision, this piston set is ideal for engines with a bore diameter of 3.875 inches, ensuring a perfect fit and optimal combustion efficiency. Made by Enginetech, a trusted name in high-quality engine parts since 1982, this piston set is engineered specifically for professional engine rebuilders and enthusiasts seeking durable, high-performance components. The set includes matched pistons for balanced operation, with a compression height of 1.640 inches that supports optimal engine compression and power output.
Designed without rings, this piston set allows you to customize your ring installation based on your engine specifications. The pistons feature a top compression ring thickness of 5/64 inch, a second compression ring also at 5/64 inch, and an oil ring thickness of 3/16 inch, providing effective sealing and oil control. The piston pin outside diameter measures 0.9273 inches, ensuring compatibility with a wide range of engine configurations. Its robust construction and precise dimensions help ensure reliable performance and longevity under demanding conditions.
Enginetech's commitment to quality and customer satisfaction is evident in the meticulous engineering of this piston set. Whether you're performing a rebuild or upgrading your engine, choosing the P1520(6)020 set guarantees a component that meets professional standards. Backed by nationwide distribution and excellent customer service, Enginetech parts are trusted by rebuilders and mechanics across the country. Invest in this piston set to achieve a seamless fit, improved engine efficiency, and lasting performance.
Features:
- Engine Piston Set designed for 3.875-inch bore engines
- Matched pistons for perfect balance and smooth operation
- Top compression ring thickness: 5/64 inch for optimal sealing
- Second compression ring thickness: 5/64 inch for efficient compression
- Oil ring thickness: 3/16 inch for effective oil control
- Piston pin outside diameter: 0.9273 inches for compatibility
- Engine rebuild quality engineered by Enginetech since 1982
| Top Compression Ring Thickness: 5/64 in |
| Second Compression Ring Thickness: 5/64 in |
| Oil Ring Thickness: 3/16 in |
| Piston Pin Outside Diameter: 0.9273 |
| Bore Diameter: 3.875 |
| Compression Height: 1.640 |
| Aaiaid Part Number: BBPTP1520(6)020 |
| Part Number: P1520(6)020 |
| 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.









