Michigan Motorsports Connecting Rod Bearings | Like GM #12735504 | Fits 2017+ 6.2L 6.6L LT1 L86 L87 L8T LT4 Gen V LT Engines | OEM Replacement

★★★★★ 4.2 100 reviews

US$40.00
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by sfera.gallery
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
US$40.00
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives Sep 13
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by sfera.gallery
Free 30-day returns Details

Product details

Management number 221116042 Release Date 2026/05/03 List Price US$40.00 Model Number 221116042
Category

The Michigan Motorsports 12683811 Connecting Rod Bearings (Set of 8) are designed to provide OEM-level performance and reliability for 2017+ 6.2L LT1, L86, L87, L8T, and 6.6L Gen V engines. Whether you’re rebuilding a factory engine, upgrading internal components, or increasing power output, these bearings deliver exceptional durability and precision fitment. ✅ Key Benefits: OEM Replacement: Designed to meet or exceed factory specifications for seamless installation. Engineered for Performance: Reduces friction and wear to support high-revving and high-load applications. High-Strength Materials: Built for long-lasting durability in demanding engine conditions. Ensure your LT1, L86, L87, L8T, or 6.6L Gen V engine runs smoothly with Michigan Motorsports connecting rod bearings, trusted by performance builders and engine specialists!

  • OEM-Quality Replacement – Direct replacement for GM 12683811, ensuring a perfect fit and factory-level performance in 2017+ 6.2L and 6.6L Gen V engines.
  • Set of 8 Bearings Included – Complete set for all 8 cylinders, making this an ideal solution for full engine rebuilds or performance upgrades.
  • High-Durability Construction – Manufactured with premium bearing materials to reduce friction, minimize wear, and enhance engine longevity under high-load conditions.
  • Compatible with Gen V Engines – Designed specifically for 2017+ 6.2L LT1, L86, L87, L8T & 6.6L Gen V applications, ensuring optimal oil clearance and crankshaft support.
  • Essential for Rebuilds & Upgrades – Whether you’re performing a stock rebuild, upgrading internals, or increasing horsepower, these bearings provide smooth engine operation and reliability.
Model 12683811-08
Brand Name Michigan Motorsports
Part Number 12683811-08
Bearing Type Plain Bearing
Manufacturer General Motors
Material Type Alloy Steel
Specification Met Oem
Included Components (8) Connecting Rod Bearings
Compatible Lubricant Oil
Warranty Description 30 Days

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.2 out of 5
★★★★★
100 ratings | 41 reviews
How item rating is calculated
View all reviews
5 stars
78% (78)
4 stars
6% (6)
3 stars
3% (3)
2 stars
2% (2)
1 star
11% (11)
Sort by

There are currently no written reviews for this product.