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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!
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ACL
ACL Race Series Main Bearing Set - Standard Size Extra Oil Clearance for Select 1986-2005 Mazda, Kia, Mercury (B6/BP/BP-T) - 5M8353HX-STD
$137.08
This product will be available for sale in 2 weeks, but you can pre-order now to receive 10% discount!
Fits select 1986-2005 Kia Rio/Sephia, Mazda 323/Miata/MX-3/Protege, and Mercury Capri (B6/BP/BP-T engines).
Engineered for high-RPM racing and performance builds, the ACL Race Series Main Bearing Set provides the durability and precise tolerances required for increased loads. This specific set (MPN: 5M8353HX-STD) features the HX profile, which provides extra oil clearance compared to standard race bearings to support high-flow oiling systems and high-stress applications.
- Manufacturer Part Number: 5M8353HX-STD
- Series: Race Series
- Bore Size: Standard (STD)
- Oil Clearance: HX (Extra Oil Clearance)
- Compatible Engines: Mazda B6, BP, and BP-T 4-cylinder
- Construction: Tri-metal hardened lead, tin, and copper for superior fatigue strength
ACL Race Series bearings are designed with a high-strength overlay and reduced thickness to improve heat transfer and maintain structural integrity during extreme thermal cycles. This 5-bearing set is a direct replacement for factory main bearings when building or refreshing a high-performance engine.
🔧 Fitment & Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Kia | Rio | Base |
| 2002-2005 | Kia | Rio | Cinco |
| 1994-1997 | Kia | Sephia | GS |
| 1994-1997 | Kia | Sephia | LS |
| 1994-1997 | Kia | Sephia | RS |
| 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 |
| 1990-1997,1999-2005 | Mazda | Miata | Base |
| 1993 | Mazda | Miata | LE |
| 2000-2005 | Mazda | Miata | LS |
| 1994-1997 | Mazda | Miata | M Edition |
| 2004-2005 | Mazda | Miata | Mazdaspeed |
| 1991,2000-2003 | Mazda | Miata | SE |
| 2003 | Mazda | Miata | Shinsen |
| 1997 | Mazda | Miata | STO |
| 1992-1995 | Mazda | MX-3 | Base |
| 1990-1991 | Mazda | Protege | 4WD |
| 1994 | Mazda | Protege | Base |
| 1991-2001 | Mazda | Protege | DX |
| 1995-2000 | Mazda | Protege | ES |
| 1990-2001 | Mazda | Protege | LX |
| 1990 | Mazda | Protege | SE |
| 1991-1994 | Mercury | Capri | Base |
| 1991-1994 | Mercury | Capri | XR2 |
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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
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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.
ACL Race Series Main Bearing Set - Standard Size Extra Oil Clearance for Select 1986-2005 Mazda, Kia, Mercury (B6/BP/BP-T) - 5M8353HX-STD
$137.08
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
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 of your screen, or request an Atlas Price Guarantee, or visit our dedicated APG page to submit a request.
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$137.08
$137.08
$137.08
Fits select 1986-2005 Kia Rio/Sephia, Mazda 323/Miata/MX-3/Protege, and Mercury Capri (B6/BP/BP-T engines).
Engineered for high-RPM racing and performance builds, the ACL Race Series Main Bearing Set provides the durability and precise tolerances required for increased loads. This specific set (MPN: 5M8353HX-STD) features the HX profile, which provides extra oil clearance compared to standard race bearings to support high-flow oiling systems and high-stress applications.
- Manufacturer Part Number: 5M8353HX-STD
- Series: Race Series
- Bore Size: Standard (STD)
- Oil Clearance: HX (Extra Oil Clearance)
- Compatible Engines: Mazda B6, BP, and BP-T 4-cylinder
- Construction: Tri-metal hardened lead, tin, and copper for superior fatigue strength
ACL Race Series bearings are designed with a high-strength overlay and reduced thickness to improve heat transfer and maintain structural integrity during extreme thermal cycles. This 5-bearing set is a direct replacement for factory main bearings when building or refreshing a high-performance engine.
🔧 Fitment & Compatibility
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Kia | Rio | Base |
| 2002-2005 | Kia | Rio | Cinco |
| 1994-1997 | Kia | Sephia | GS |
| 1994-1997 | Kia | Sephia | LS |
| 1994-1997 | Kia | Sephia | RS |
| 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 |
| 1990-1997,1999-2005 | Mazda | Miata | Base |
| 1993 | Mazda | Miata | LE |
| 2000-2005 | Mazda | Miata | LS |
| 1994-1997 | Mazda | Miata | M Edition |
| 2004-2005 | Mazda | Miata | Mazdaspeed |
| 1991,2000-2003 | Mazda | Miata | SE |
| 2003 | Mazda | Miata | Shinsen |
| 1997 | Mazda | Miata | STO |
| 1992-1995 | Mazda | MX-3 | Base |
| 1990-1991 | Mazda | Protege | 4WD |
| 1994 | Mazda | Protege | Base |
| 1991-2001 | Mazda | Protege | DX |
| 1995-2000 | Mazda | Protege | ES |
| 1990-2001 | Mazda | Protege | LX |
| 1990 | Mazda | Protege | SE |
| 1991-1994 | Mercury | Capri | Base |
| 1991-1994 | Mercury | Capri | XR2 |
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