Eagle B16351LS040 Competition Rotating Assembly for GM LS Engines

The Eagle B16351LS040 is a factory-balanced rotating assembly designed for GM LS-series V8 engines with .040" overbore. This complete internal engine kit provides high-quality components engineered to work together as a balanced system, eliminating the need for additional machine shop balancing before installation.

Complete Assembly Includes:

• Eagle cast steel or forged crankshaft with precision-ground journals
• Eagle connecting rods with ARP fasteners
• Pistons with rings (material and style varies by application)
• Rod and main bearings
• All components pre-balanced by Eagle for internal balance

Key Features:

• Factory balanced assembly - ready to install without additional balancing
• .040" overbore sizing for increased displacement
• Designed specifically for GM LS engine family
• Quality components including Eagle crankshaft and connecting rods
• ARP fasteners for superior clamping force and reliability
• Suitable for street performance and moderate racing applications

This rotating assembly is engineered for internal balance and does not require a harmonic balancer or flexplate. Professional installation and verification of all clearances is recommended. Assembly should be inspected and clearances checked by a qualified machine shop before installation to ensure proper fitment and optimal performance.