Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Authorized Brand Dealer
Fulfillment From Multiple U.S. Warehouses
Enthusiast Owned & Supported
Easy Financing Available!
Your cart
-
0-9
-
A
-
B
-
R
-
S
King Engine Bearings
King Engine Bearings XP-Series Main Bearing Set +.025 (MB5304XP.026) for Select 1986-2005 Mazda, Ford, Kia, and Mercury
$163.85
This product will be available for sale in 2 weeks, but you can pre-order now to receive 10% discount!
Fits select 1986-2005 Mazda 323, Miata, and Protege; Ford Escort; Mercury Capri and Tracer; and Kia Rio (B3, B5, B6, B6-T, and ZM engines).
This King Engine Bearings XP-Series main bearing set is engineered for high-performance engine rebuilds where precision clearances and high load capacity are required. Designed to accommodate crankshafts that have been ground to a +.025mm oversize, these bearings feature King's advanced tri-metal construction to withstand the increased cylinder pressures found in forced induction or high-RPM applications.
- Specifically designed for Mazda B-series engine architectures (B3, B5, B6, B6-T, and ZM).
- XP-Series tri-metal construction for superior fatigue strength and load-carrying capacity.
- Ideal for street-performance and dedicated racing builds.
- Ensures proper crankshaft support and oil film maintenance.
- Manufacturer Part Number: MB5304XP.026
- Oversize: +.025mm
- Material: Tri-metal (XP-Series)
- Bearing Type: Main Bearing Set
🔧 Fitment & Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991-1996 | Ford | Escort | GT |
| 1992-1993 | Ford | Escort | LX-E |
| 2001-2005 | Kia | Rio | Base |
| 2002-2005 | Kia | Rio | Cinco |
| 1986-1994 | Mazda | 323 | Base |
| 1986-1988 | Mazda | 323 | DX |
| 1988 | Mazda | 323 | GT |
| 1988-1989 | Mazda | 323 | GTX |
| 1986-1989 | Mazda | 323 | LX |
| 1988-1993 | Mazda | 323 | SE |
| 1999 | Mazda | Miata | 10th Anniversary |
| 1994-1997,1999-2005 | Mazda | Miata | Base |
| 2000-2005 | Mazda | Miata | LS |
| 1994-1997 | Mazda | Miata | M Edition |
| 2004-2005 | Mazda | Miata | Mazdaspeed |
| 2000-2003 | Mazda | Miata | SE |
| 2003 | Mazda | Miata | Shinsen |
| 1997 | Mazda | Miata | STO |
| 1990-1991 | Mazda | Protege | 4WD |
| 1994 | Mazda | Protege | Base |
| 1991-1998 | Mazda | Protege | DX |
| 1995-2000 | Mazda | Protege | ES |
| 1990-1998 | Mazda | Protege | LX |
| 1990 | Mazda | Protege | SE |
| 1991-1994 | Mercury | Capri | XR2 |
| 1991-1996 | Mercury | Tracer | LTS |
Choose your Location
-
Atlus
1340 Cobb Dr, Unit 1, Eustis, FL 32736
352-234-4458
Mon – Fri: 8:30 am – 4:30 pm
Sat: 9:00 am – 2:00 pm
Sun: Closed
Product Comparison
How they are Different
|
__ __ |
|
|---|---|
| Description |
Description - __ |
| Rating |
Rating - __ |
| Vendor |
Vendor - __ |
| Color |
Color - __ |
|
|
Compare products ( / )
The Atlus Price Guarantee
If you can find the part for a lower price from an authorized dealer/shop, we'll match the price! Reach out to Hello@AtlusAuto.com, our live chat located at the bottom right of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
King Engine Bearings XP-Series Main Bearing Set +.025 (MB5304XP.026) for Select 1986-2005 Mazda, Ford, Kia, and Mercury
$163.85
This product will be available soon, but you can pre-order now to get on the list before others!
US Based Support - In Florida
30 Days Satisfaction Guarantee
Price Match
Our prices are updated daily to ensure we can offer you the best possible price. In the unlikely case that you have found a lower price, please contact us at hello@atlusauto.com and we'll do our best to answer your query right away!
Easy Financing
We've partnered up with Affirm/Shop!
Why use Affirm/Shop?
- Clear application process
- Friendly support team
- Spread a big payment interest-free
- Ability to buy what you want
How does it work?
- Add your purchase to cart
- Select Shop Payments at checkout
- Complete the application
- Compare any available finance options
Share:
$163.85
$163.85
$163.85
Fits select 1986-2005 Mazda 323, Miata, and Protege; Ford Escort; Mercury Capri and Tracer; and Kia Rio (B3, B5, B6, B6-T, and ZM engines).
This King Engine Bearings XP-Series main bearing set is engineered for high-performance engine rebuilds where precision clearances and high load capacity are required. Designed to accommodate crankshafts that have been ground to a +.025mm oversize, these bearings feature King's advanced tri-metal construction to withstand the increased cylinder pressures found in forced induction or high-RPM applications.
- Specifically designed for Mazda B-series engine architectures (B3, B5, B6, B6-T, and ZM).
- XP-Series tri-metal construction for superior fatigue strength and load-carrying capacity.
- Ideal for street-performance and dedicated racing builds.
- Ensures proper crankshaft support and oil film maintenance.
- Manufacturer Part Number: MB5304XP.026
- Oversize: +.025mm
- Material: Tri-metal (XP-Series)
- Bearing Type: Main Bearing Set
🔧 Fitment & Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1991-1996 | Ford | Escort | GT |
| 1992-1993 | Ford | Escort | LX-E |
| 2001-2005 | Kia | Rio | Base |
| 2002-2005 | Kia | Rio | Cinco |
| 1986-1994 | Mazda | 323 | Base |
| 1986-1988 | Mazda | 323 | DX |
| 1988 | Mazda | 323 | GT |
| 1988-1989 | Mazda | 323 | GTX |
| 1986-1989 | Mazda | 323 | LX |
| 1988-1993 | Mazda | 323 | SE |
| 1999 | Mazda | Miata | 10th Anniversary |
| 1994-1997,1999-2005 | Mazda | Miata | Base |
| 2000-2005 | Mazda | Miata | LS |
| 1994-1997 | Mazda | Miata | M Edition |
| 2004-2005 | Mazda | Miata | Mazdaspeed |
| 2000-2003 | Mazda | Miata | SE |
| 2003 | Mazda | Miata | Shinsen |
| 1997 | Mazda | Miata | STO |
| 1990-1991 | Mazda | Protege | 4WD |
| 1994 | Mazda | Protege | Base |
| 1991-1998 | Mazda | Protege | DX |
| 1995-2000 | Mazda | Protege | ES |
| 1990-1998 | Mazda | Protege | LX |
| 1990 | Mazda | Protege | SE |
| 1991-1994 | Mercury | Capri | XR2 |
| 1991-1996 | Mercury | Tracer | LTS |
Authencity Guaranteed
We only sell authentic products from verified brand partners and retail partners globally.
Can’t Find the Part You Need?
Our catalog represents only a portion of the automotive products available through our supplier network. If you cannot find a specific part, brand, or application on our website, submit a request below, and our team will help source it for you.
Please include as much information as possible, such as your vehicle's year, make, model, trim, engine, desired brand, or part number, to help us quickly identify the correct product.
- Choosing a selection results in a full page refresh.
- Opens in a new window.
