SKU: 18461433372

ACL Race Series Bearings BMW S65B40 M3 E90, E92, E93, Main Bearing, extra oil clearance (0.025mm) 5M1581HX-STD (back Order)

Sale price$206.55 Regular price$229.50
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Description

ACL Race Series Bearings BMW S65B40 M3 E90, E92, E93, Main Bearing, extra oil clearance (0.025mm) 5M1581HX-STD (back Order)ABOUT ACL For over 70 years precision engine bearings have been manufactured in Launceston, Tasmania, Australia. During this time ACL has been a major OEM supplier to the Australian & International automotive industry, whilst providing an extensive replacement product range for the global aftermarket. Today ACL produces one of the largest aftermarket range of engine bearings and has a global reputation for robust metallurgy, quality, precision,

ABOUT ACL

For over 70 years precision engine bearings have been manufactured in Launceston, Tasmania, Australia.

During this time ACL has been a major OEM supplier to the Australian & International automotive industry, whilst providing an extensive replacement product range for the global aftermarket.

Today ACL produces one of the largest aftermarket range of engine bearings and has a global reputation for robust metallurgy, quality, precision, innovation and performance.

ACL has a long and rich history in motorsport – it is in our DNA. The ACL RACE Series Performance Engine Bearings of today has a strong pedigree in motor racing that traces its roots back to the 1960’s with the manufacture of engine bearings for use in the world conquering Brabham Formula 1.

Further experience in the Australian Supercars Championship, drag racing, speedway, drifting & rally with its range of RACE Series Performance Engine Bearings being the first choice for discerning engine builders the world over.

The ACL RACE Series Performance Engine Bearing offering covers over 200 varied engine applications covering a wide range of performance engine bearings for Australian, American, Japanese, Korean & European applications. The range continues to expand to cover new engine releases.

The company has a high degree of vertical integration encompassing: tooling & product design, bearing strip manufacture, tooling & machine manufacture as well as the complex manufacturing processes & systems required to produce the final product.

ACL's Business Management Systems hold the internationally recognized ISO9001: 2015 Quality Management System, ISO14001: 2015 Environmental Management System & ISO451001: 2018 Occupational Health & Safety Management System certification.

Description: BMW S65B40 3999cISc V8 DOHC 4v

Capacity: 3999 CC

Cylinders: 8

Bore Size: 3,622 in / 92 mm

Stroke: 2,9606 in / 75,2 mm

FEATURES

  • HIGH STRENGTH OVERLAY PLATE with reduced thickness for improved fatigue properties
  • HARDENED STEEL BACKS on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing.
  • INCREASED CRUSH for improved bearing retention
  • ELIMINATION OF FLASH PLATING on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing.
  • INCREASED ECCENTRICITY to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films.
  • 3/4 GROOVED MAIN BEARINGS to optimize bearing load carrying surface area and oil flow to the conrod bearings.
  • TIGHT CONSISTENT WALL TOLERANCES to help you maintain consistent clearances.
  • ENLARGED ID CHAMFERS on bearing edges where required to accommodate large fillet radius on performance crankshafts.
MAIN BEARING - STDHX - EXTRA OIL CLEARANCE SET (-0.025MM)
  • High performance Tri metal engine bearings
  • Designed to withstand higher RPM conditions
  • High strength overlay plate with reduced thickness for improved fatigue properties

    Specifications for STD size only

    Sizes STD
    Oil Clearance
    Half Type Upper & lower
    Material F780
    Min. Std Shaft Size 59,971 mm / 2.3611 in
    Max. Std Shaft Size 59,99 mm / 2.3618 in
    Min. Std Tunnel Size 65 mm / 2.5591 in
    Max. Std Tunnel Size 65,019 mm / 2.5598 in
    Max Wall at Crown 2,487 mm / 0.0979 in
    Max Overall Length
    21,9 mm / 0.8622 in (1581HX)
    27,95 mm / 1.1004 in (1582HX(F))
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 18461433372

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Rachael Jesse
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★★★★★ 5
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Color: White, Size: King, Color: White, Size: King
I absolutely love this comforter! It's very cozy, soft, and fluffy! I bought it for a duvet that I have and it fits it perfectly. It has loops on all four sides to tie a duvet and comforter together, which is really helpful. This comforter is also breathable so it helps me sleep better at night because I'm not getting overheated. The color and appearance is true to the pictures it displayed. It also seems to be quite durable and good quality. I would definitely recommend for anyone needing a new cozy comforter!
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Reviewed in the United States on April 18, 2026
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Amelia Rodriguez
West Palm Beach, US
★★★★★ 5
Must have!
Color: Light Grey, Size: Queen
⭐⭐⭐⭐⭐ This comforter is absolutely amazing! It feels like something you'd find in a luxury hotel—soft, lightweight, airy, and incredibly comfortable. It has quickly become one of the best purchases I've made. The quality exceeded my expectations, and it's perfect for staying cozy without feeling too heavy. My kids love it so much that they're constantly trying to steal it from me! If you're looking for a comfortable, high-quality comforter, I highly recommend this one. You won't be disappointed!
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Reviewed in the United States on May 31, 2026
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Different from what I expected
Lake Worth, US
★★★★★ 5
Cozy, warm and not heavy
Color: White, Size: Queen
This blanket is great and for a fair price, so fluffy and it’s on the warmer side but not heavy, which is exactly what I wanted!
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Reviewed in the United States on May 9, 2026
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Pamela
Pawtucket, US
★★★★★ 5
Best cheap comforter I’ve ever purchased
Color: White, Size: King, Color: White, Size: King
The comforter made of super soft and comfortable! It’s definitely cat approved, my kitty immediately fell asleep on this amazing comforter. It was super cheap. It’s easy to clean and handles bleach great. Fits my duvet cover perfectly.
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Kyle R.
Louisville, US
★★★★★ 4
Solid Affordable Duvet Insert Comforter
Color: White, Size: Queen
This is a great affordable all-season duvet insert comforter. There are multiple tie downs to attach to the duvet cover, not just the 4 corners. It is soft and washes well. It's plenty warm in the cold but might be too much during the hotter months. I live in San Diego where the average yearly temperature is at least 70 degrees. During the majority of the year this comforter ended up being too warm for me. I've used it for nearly 2 years but just replaced it with the much thinner Bedsure cooling comforter. If you're a hot sleeper or live in a warm climate, I'd recommend that product. This is still a good comforter, just not for me.
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