-60%
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 Performance Steel Napier Second Ring Set for 4.250-inch Engines (Part #mhl3021341)

Mahle OE
mhl3021341
Out of stock
Engine
$134.54 $52.97
Upgrade your engine's performance with the Mahle OE Performance Steel Napier Second Ring Set designed for...

Mahle OE Performance Steel Napier Second Ring Set for 4.250-inch Engines (Part #mhl3021341)

Upgrade your engine's performance with the Mahle OE Performance Steel Napier Second Ring Set designed for 4.250-inch bore engines. Crafted with high-quality materials, these rings ensure reliable sealing and durability under demanding conditions. The set includes plain rings with precise dimensions, featuring a thickness of .043 inches and a width of .135 inches, optimized for effective oil control and compression retention. Mahle's expertise in automotive components guarantees that each ring adheres to strict quality standards for consistent performance.
The steel Napier rings are engineered for optimal fit and function, providing excellent wear resistance and thermal stability. This set is ideal for rebuilds and performance upgrades, delivering improved engine efficiency and longevity. The design is compatible with a range of engine configurations, making it a versatile choice for professional mechanics and automotive enthusiasts alike.
Please note that this product is not CARB approved and is intended for off-road or racing applications. It is not suitable for street use where emissions compliance is required. Proper installation and compatibility checks are recommended to ensure the best results. Whether you're restoring an engine or building a high-performance machine, the Mahle OE Performance Steel Napier Second Ring Set offers a reliable solution to enhance engine sealing and durability.

Features:

  • High-quality steel construction for durability and wear resistance
  • Designed for 4.250-inch bore engines for precise fit
  • Plain ring set with .043-inch thickness and .135-inch width
  • Optimized for oil control and compression sealing
  • Suitable for engine 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

×