-61%
Sold out
  • Trusted by Racers

    Professional-grade parts used trackside.

  • Real Support, Real People

    Expert help during business hours.

  • Secure Shopping

    Encrypted checkout & trusted payments.

  • Fast U.S. Shipping

    Orders ship quickly from regional warehouses.

Mahle OE Pro Series Performance Piston Ring Set for 4.000 Bore Engines

Mahle OE
mhl3150064.065
Out of stock
Engine
$367.34 $142.97
Upgrade your engine's performance with the Mahle OE Pro Series Performance Rings, specifically designed for 4.000-inch...

Mahle OE Pro Series Performance Piston Ring Set for 4.000 Bore Engines

Upgrade your engine's performance with the Mahle OE Pro Series Performance Rings, specifically designed for 4.000-inch bore engines. These ultra low tension moly rings provide reduced friction and enhanced sealing, contributing to improved power output and fuel efficiency. Crafted with precision, they are ideal for high-performance applications where durability and optimal compression are essential. The moly coating ensures excellent wear resistance, extending the longevity of your engine components while maintaining consistent compression levels. Suitable for a wide range of automotive rebuilds, these rings are engineered to meet the demands of both casual enthusiasts and professional mechanics alike. Installing these rings can help restore engine compression and optimize overall engine performance, making them a reliable choice for your next rebuild or performance upgrade.

Features:

  • Ultra low tension design reduces friction and enhances engine efficiency
  • Moly coating provides excellent wear resistance and durability
  • Designed for 4.000-inch bore engines for precise fit and performance
  • Optimizes compression and power output for high-performance applications
  • Suitable for automotive rebuilds and performance upgrades
Read More
Read Less

Shipping

Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.

Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.

Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.

Returns

Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.

Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.

Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.

Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).

Your cart

×