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Engineered for high-performance applications, the ACL Race Series HX Main Bearing Set provides increased oil clearance and superior durability under high RPM conditions. Designed with a high-strength trimetal construction and a reduced-thickness overlay plate, these bearings offer improved fatigue resistance, enhanced crush retention, and excellent heat transfer – critical for competitive motorsport or demanding engine builds.
HX Series with Extra Oil Clearance: Additional 0.025mm clearance ideal for high-performance and high-RPM builds.
Trimetal Construction: Combines strength and wear resistance for reliable operation under extreme conditions.
High-Strength Overlay Plate: Reduced thickness improves fatigue strength and bearing life.
Hardened Steel Backing: Reinforces bearing support and housing retention.
Improved Heat Dissipation: Flash plating elimination enhances heat transfer and bearing-to-housing grip.
3/4 Grooved Design: Optimizes oil flow and load distribution to the conrod bearings.
Precision Manufacturing: Tight wall tolerances for consistent clearances and increased eccentricity for bore distortion compensation.
Chamfered Edges: Enlarged ID chamfers accommodate high-performance crankshaft fillets.
Size: STD
Tunnel Diameter: 61.000 – 61.021 mm
Shaft Diameter: 56.985 – 57.000 mm
Max Wall Thickness: 1.977 mm
Max Length: 20.63 mm
Half Type: Upper and Lower
Weight: 0.30 kg
Note: Use with ACL thrust washers P/N 1T1219
Compatible with a wide range of Mitsubishi, Fiat, and Hyundai models equipped with 4G63, 4G64, or 4G69 engines, including:
Mitsubishi Lancer Evolution I–IX (4G63-T)
Mitsubishi Eclipse (2.0/2.4L DOHC/SOHC)
Mitsubishi Galant, Outlander, Delica, L200, L300, L400 (2.0/2.4L)
Mitsubishi Space Wagon, Space Runner, Santamo, Grandis, Sapporo
Hyundai Stellar 2.0 8V (4G63)
Fiat Fullback 2.4L (4G64)
For full compatibility, refer to the detailed vehicle fitment list or consult your engine specifications.
1x Main Bearing Set (HX Extra Oil Clearance, STD Size)
Includes upper and lower bearing halves
We are open Monday-Friday from 8am-6pm EST
Yes, customers located in and around the the Piedmont area are welcome to pick up their items from our retail location during normal business hours. Our address is:
Elite Race Fab
1514 Holbrook St Suite D-F
Greensboro, NC 27403
Elite Race Fab offers free ground shipping & handling to our retail customers within the lower 48 contiguous United States on most orders totaling $159.99 and higher, when the item being purchased is not a Freight/LTL item! Orders under $159.99 will be subject to a nominal $13.99 Flat shipping charge. Some exceptions and/or exclusions apply, in those scenarios you will be advised of any additional charges in the item details/description stating shipping exclussions/freight shipping required etc.
In regards to expedited and international shipping each order will need to be quoted on a case by case basis. You can obtain a quote two ways:
- From your shopping cart select "Request a Quote" prior to placing your order. We will review your proposed order and promptly respond with shipping estimates.
- Complete your order ahead of time indicating either expedited or international shipping during the checkout process. We will promptly determine shipping rates for your order and email you for approval and additional payment.
-Give us a call and we can ensure your item is shipped right then, to ensure you have it in time for your deadline.
We have been committed to offering all of our customers the lowest pricing throughout our website day in and day out. We value your business so much that we go a step further than our competitors. We use a third party software that proactively monitors all our competitor's websites/pricing so that we can make adjustments accordingly if needed to have the lowest prices. Thats right, no need to spend hours searching for the lowest prices, as ours will be the lowest.
As far as price matching, we dont want to write a check we cant cash, but we certainly want to earn your business. With that said, we will go above and beyond to match our competitor's pricing when it is needed. Simply email us, click the live contact button, or give us a call and be sure to have a link to our competitor's site and please factor in any shipping and handling their website will be charging. We will then ensure you get the lowest price, and either match or beat their pricing.
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