Rotating Assembly for Chevrolet LS 421 - 4.125 10.7

Call for Availability - 440-497-3100
MSRP: $2,679.42
Crankshaft Rotating Assembly for Chevrolet LS 421 - 4.125 10.7.

Notice:  Product Images may differ from the actual product.  Image may be a representation of this item.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and/or harm. For more information, go to

Additional Product Specifications
Product Types Rotating Assembly
K1 Technologies rotating assemblies are the perfect combination for your high performance LS engine. Partnering with JE Pistons and Wiseco to design connecting rods, crankshafts, and pistons around each other from inception, K1 Technologies can increase strength and eliminate unneeded mass in each application. The professional engine builder will note the assembly balances well and fitment is exceptional. Power and longevity are increased through a reduction in mass, friction and windage.
Model Engine Table
Make Engine
Copyright © 2022 Race Winning Brands Inc. All rights reserved.