GM Performance 19417351 LSX Cast Iron Engine Block 9.260 Bore

The GM Performance LSX cast iron engine block (Part Number 19417351) is a semi-finished performance block designed for serious Chevrolet LSX engine builds. This robust casting features a 9.260-inch deck height and is engineered to handle high-horsepower applications while maintaining excellent dimensional stability.

Key Features:

• Cast iron construction for superior strength and heat dissipation
• 9.260-inch deck height for increased displacement potential
• Semi-finished design allows for custom machining to your exact specifications
• Compatible with LSX series components and aftermarket performance parts
• Designed for forced induction and naturally aspirated applications
• Thick cylinder walls to accommodate large bore sizes and high cylinder pressures

This semi-finished block requires final machining operations including cylinder boring, honing, deck surfacing, and line boring/honing to match your specific build requirements. The LSX platform's proven architecture makes this block an excellent foundation for drag racing, road racing, marine, and street performance applications.