My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

ACL Bearings 4B8170H-STD Race Series Connecting Rod Bearings

Part of: ACL Bearings Race Series Connecting Rod

Other options in this family: ACL Bearings 4B1972HX-STD ACL Bearings 4B8351H-STD ACL Bearings 4B2960H-STD ACL Bearings 4B1946H-STD ACL Bearings 4B1185HX-STD

Manufacturer

Picture for manufacturer ACL Bearings

Part Number

4B8170H-STD
17 reviews
Sale Price

$65.33

In Stock (6)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ACL Bearings 4B8170H-STD Race Series connecting rod bearings are engineered for high-performance and racing applications where reliability and durability under extreme conditions are paramount. ACL's Race Series bearings feature advanced metallurgy and precision manufacturing to handle the increased loads and temperatures found in competition engines.

Key Features:

  • Race Series construction designed for high-performance and racing applications
  • Standard size (STD) bearing for precise fitment
  • Premium tri-metal construction with hardened steel backing for maximum strength
  • High-quality overlay material provides excellent seizure resistance and conformability
  • Precision manufacturing ensures consistent wall thickness and tight tolerances
  • Enhanced fatigue resistance for durability under extreme RPM and cylinder pressures
  • Optimized oil clearances for high-performance lubrication requirements

ACL Race Series bearings are trusted by professional engine builders and racers worldwide for their proven track record in demanding motorsports environments. These bearings provide the protection and performance needed for modified engines operating well beyond stock specifications.

Products specifications

Max Overall Length

0.661"(16.80mm)

Max Std Shaft Size

1.9685"(50.000mm)

Max Std Tunnel Size

2.0884"(53.045mm)

Max Wall at Crown

0.0591"(1.500mm)

Min Std Shaft Size

1.9677"(49.980mm)

Min Std Tunnel Size

2.0876"(53.025mm)

Oil Clearance

Standard

Size

Standard

Fast and easy

This is my first experience ordering from Autoplicity. I was searching for tires online and found that tire rack and Big O tires both listed the size/brand that I needed as out of stock. Auto closely said that they had many in stock and at the best prices. I was pleasantly surprised to receive them within 2 to 3 days. I will definitely be ordering from them again in the near future.

I received my item, haven't installed it yet...

.

Great products, great prices!

Need a better description of product.

Super fast shipping, great products. will order from again.

N/A

Perfect transaction. Perfectly satisfied. Best price anywhere, same-day shipping. Couldn't be happier. Thanks Autoplicity.

Great prices.

Ordered front & back WeatherTech Digital Fit floormats for my Tacoma, and they arrived 2 days later! Will definitely use again in the future.

Extremely impressed with Autoplicity!!!! I am a very loyal Amazon customer and ALMOST paid a 20% premium on my Thule bike rack to go with old faithful. Very glad I didn't, as I saved $50 and received my product with free shipping FASTER than Amazon Prime!!!

Great shipping speed great site. Awesome!!! Thanks guys I love my new bumper.

Great priced items. was WAY under what others wanted. shipped fast also. A+ seller. I will buy from again.

I recently ordered 2 autometer gauges for my truck from Autoplicity. The order arrived 3 days later on my door step. The gauges are beautiful and I cant wait to install them.. Thanks Autoplicity!

I think I had to remind them to ship my item but once I did it shipped the next day. The package had the wrong label on it so I wondered if I got the right item but I did and all is well.

Very cheap we will see

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy