Engines and Components Connecting Rods and Components

K1 Technologies

H-Beam Connecting Rod Set, 6.125-Inch Length

$1,445.20

SKU: CRCH34661HA8K1

In Stock
In Stock
Ships by Aug 3
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The K1 Technologies connecting rods are engineered for performance applications, featuring an H-beam design forged from robust 4340 steel. Each rod measures 6.125 inches in length with a .927-inch wrist pin diameter and a 2.100-inch journal diameter, ensuring compatibility with many LS engine builds. The set includes 7/16-inch ARP2000 bolts for secure fastening. These connecting rods are sold as a set of eight and are weight-matched for balanced engine operation. They also feature floating wrist pins and a wrist pin bushing width of 1.010 inches. These connecting rods are compatible with a wide range of GM LS and LT series V8 engines, including variants such as the LS1, LS2, LS3, LS7, LS9, LSA, L76, L77, L98, LT1, LT2, LT4, LY2, LM7, and L8T. This extensive compatibility list covers engine displacements from 4.8L to 7.0L and includes specific mentions of AFM and supercharged variants. The fitment extends to numerous Chevrolet, Cadillac, and Holden/HSV models, spanning various model years from the late 1990s through to current models, indicating broad application in performance and racing builds.

MIA's Description

The K1 Technologies connecting rods are a set of eight H-beam rods constructed from 4340 forged steel. These rods measure 6.125 inches in length, feature a .927-inch bushed pin, and a 2.100-inch journal diameter. They are designed for use with 7/16-inch ARP2000 bolts and are weight-matched.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandK1 Technologies
Part NumberCRCH34661HA8K1
CategoryEngines and Components

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy