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Enginetech R43058-040 Engine Cast Iron Piston Ring Complete Set for Cadillac Chassis & Calais
100% ORIGINAL AND QUALITY
EASY RETURN
- Description
- Fitment
- Warranty and Refund
- Reviews
Engine Cast Iron Piston Ring Complete Set
Upgrade your engine with the Enginetech R43058-040 cast iron piston ring set, designed to deliver reliable performance and durable wear resistance. Crafted specifically for vintage Cadillac models from 1968 through 1974, this complete set ensures a precise fit and optimal sealing for your engine rebuild. The set includes top and second compression rings as well as an oil ring, all engineered to meet SAE guidelines for consistent end gaps and high-quality performance. Built with high-grade materials, these rings help restore compression, reduce oil consumption, and enhance engine longevity. Whether you're restoring a classic Cadillac or performing routine maintenance, this piston ring set offers the quality and dependability that professional engine builders trust.
Each ring is manufactured with specific thicknesses: the top and second compression rings are 5/64 inch thick, providing effective sealing and compression, while the oil ring is 3/16 inch thick to ensure proper oil control. The rings are designed with an outside diameter of 4.300 inches for a precise fit in compatible engine blocks. Manufactured by Enginetech, a trusted name in engine parts since 1982, this set is engineered to meet or exceed OEM standards, making it an ideal choice for engine rebuilders and enthusiasts alike. Our nationwide distribution network ensures quick delivery, and our dedicated customer service team is available to support your project needs.
Designed to fit a range of Cadillac commercial chassis and Calais models from 1968 to 1974, this piston ring set is an essential component for restoring engine performance and efficiency. Trust Enginetech to provide high-quality replacement parts that contribute to a successful rebuild and long-lasting engine operation. Invest in the durability and performance of your engine with this comprehensive cast iron piston ring set, built to deliver consistent results and peace of mind during your restoration project.
Features:
- Top Compression Ring Thickness: 5/64 inch for optimal sealing
- Second Compression Ring Thickness: 5/64 inch for effective compression
- Oil Ring Thickness: 3/16 inch for reliable oil control
- Ring Outside Diameter: 4.300 inches for precise fit
- Engine rebuild quality with OEM standards compliance
- Compatible with Cadillac models from 1968 to 1974
Fits Following Models:
1968 Cadillac Calais
1968 Cadillac Commercial Chassis
1968 Cadillac DeVille
1968 Cadillac Eldorado
1968 Cadillac Fleetwood
1969 Cadillac Calais
1969 Cadillac Commercial Chassis
1969 Cadillac DeVille
1969 Cadillac Eldorado
1969 Cadillac Fleetwood
1970 Cadillac Calais
1970 Cadillac Commercial Chassis
1970 Cadillac DeVille
1970 Cadillac Eldorado
1970 Cadillac Fleetwood
1971 Cadillac Calais
1971 Cadillac Commercial Chassis
1971 Cadillac DeVille
1971 Cadillac Eldorado
1971 Cadillac Fleetwood
1972 Cadillac Calais
1972 Cadillac Commercial Chassis
1972 Cadillac DeVille
1972 Cadillac Eldorado
1972 Cadillac Fleetwood
1973 Cadillac Calais
1973 Cadillac Commercial Chassis
1973 Cadillac DeVille
1973 Cadillac Eldorado
1973 Cadillac Fleetwood
1974 Cadillac Calais
1974 Cadillac Commercial Chassis
1974 Cadillac DeVille
1974 Cadillac Eldorado
1974 Cadillac Fleetwood
1975 Cadillac Calais
1975 Cadillac Commercial Chassis
1975 Cadillac DeVille
1975 Cadillac Eldorado
1975 Cadillac Fleetwood
1976 Cadillac Calais
1976 Cadillac Commercial Chassis
1976 Cadillac DeVille
1976 Cadillac Eldorado
1976 Cadillac Fleetwood
| Top Compression Ring Thickness: 5/64 in |
| Second Compression Ring Thickness: 5/64 in |
| Oil Ring Thickness: 3/16 in |
| Ring Outside Diameter: 4.300 in |
| Aaiaid Part Number: BBPTR43058-040 |
| Part Number: R43058-040 |
| 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.









