FAST DELIVERY
Enginetech P4531(4).50 Engine Piston Set Without Rings for Dodge, Plymouth, and Mitsubishi Models
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Piston Set - without Rings
The Enginetech P4531(4).50 engine piston set is designed to deliver reliable performance for select Dodge, Plymouth, and Mitsubishi vehicles from the early 1990s. Crafted with precision, this piston set ensures optimal engine operation and durability, making it an ideal choice for engine rebuilds or repairs. Each piston features matched weights for perfect balance, which helps reduce engine vibrations and promotes smooth running. The set includes pistons engineered specifically for high-performance and long-lasting use, backed by Enginetech’s reputation for quality components. This piston set is engineered without rings, allowing you to select the appropriate rings for your specific application or rebuild needs, providing flexibility and customization for professional engine builders and enthusiasts alike. The bore diameter of 2.972 inches and compression height of 1.142 inches are designed to match compatible engine blocks, ensuring a precise fit and optimal compression ratio for improved engine efficiency. The pistons feature a top compression ring thickness of 1.20 mm, a second compression ring thickness of 1.50 mm, and an oil ring thickness of 3.00 mm, all contributing to effective sealing and oil control within the combustion chamber. The piston pin outside diameter of 0.7087 inches further ensures a secure fit with the connecting rods, maintaining engine integrity during operation. Whether you're restoring a classic vehicle or performing a rebuild, this piston set offers the quality, compatibility, and performance you need to get back on the road. Designed to fit 1991 to 1994 Dodge Colt, Plymouth Colt, and Mitsubishi Mirage models, the Enginetech P4531(4).50 piston set exemplifies durable engineering and precise craftsmanship, making it a dependable choice for engine rebuild projects.
Features:
- Matched weights for perfect engine balance
- Top compression ring thickness: 1.20 mm
- Second compression ring thickness: 1.50 mm
- Oil ring thickness: 3.00 mm
- Piston pin outside diameter: 0.7087 inches
- Designed to fit 1991-1994 Dodge Colt, Plymouth Colt, and Mitsubishi Mirage models
- Engineered specifically for high performance and durability
- Precision machining for a perfect fit
Fits Following Models:
1991 Dodge Colt
1991 Mitsubishi Mirage
1991 Plymouth Colt
1992 Dodge Colt
1992 Mitsubishi Mirage
1992 Plymouth Colt
1993 Dodge Colt
1993 Mitsubishi Mirage
1993 Plymouth Colt
1994 Dodge Colt
1994 Mitsubishi Mirage
1994 Plymouth Colt
1995 Mitsubishi Mirage
1996 Mitsubishi Mirage
| Top Compression Ring Thickness: 1.20 mm |
| Second Compression Ring Thickness: 1.50 mm |
| Oil Ring Thickness: 3.00 mm |
| Piston Pin Outside Diameter: 0.7087 |
| Bore Diameter: 2.972 |
| Compression Height: 1.142 |
| Aaiaid Part Number: BBPTP4531(4).50 |
| Part Number: P4531(4).50 |
| 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.









