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Enginetech K4238(4)P.50 Engine Piston Kit with Separate Full Ring Stack for Nissan D21 & Pathfinder
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Piston Kit- With Separate Full Ring Stack
The Enginetech K4238(4)P.50 Engine Piston Kit is designed for high-performance rebuilding of select Nissan engines, including models such as the D21 pickup and Pathfinder. This kit features precision-engineered pistons crafted for durability and optimal engine performance, ensuring your rebuild is reliable and efficient. The kit comes with a full ring stack, giving you the flexibility to choose between standard and premium ring options for customized sealing and wear characteristics. Each piston is manufactured to exact specifications, providing a perfect fit and consistent operation for your engine rebuild process.
Enginetech's commitment to quality means these pistons are built with precision materials that withstand high temperatures and pressures typical of engine operation. With a focus on compatibility and performance, this kit fits a broad range of Nissan models from the early 1980s through the late 1980s, including various D21 and 720 series trucks and vans. Whether you're restoring an original engine or enhancing performance, this piston kit delivers dependable results.
Backed by Enginetech's reputation for high-quality parts and excellent customer service, this piston kit is an essential component for professional engine rebuilders and dedicated DIY enthusiasts. Trust Enginetech to provide parts engineered specifically for engine rebuilder needs, ensuring your project meets OEM standards with the added benefit of aftermarket customization options.
Features:
- Includes both standard and premium ring options for flexible sealing solutions
- Precision-engineered pistons for durability and performance
- Fits multiple Nissan models including D21, Pathfinder, and 720 series from the 1980s
- Designed for reliable engine rebuilds and enhancements
- Manufactured by Enginetech, a trusted name in engine components
Fits Following Models:
1983 Nissan 720
1984 Nissan 720
1985 Nissan 720
1986 Nissan 720
1986 Nissan D21
1987 Nissan D21
1987 Nissan Pathfinder
1987 Nissan Van
1988 Nissan D21
1988 Nissan Van
1989 Nissan D21
| Aaiaid Part Number: BBPTK4238(4)P.50 |
| Part Number: K4238(4)P.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.









