Texas Speed & Performance 427 CID Dart LS Next Iron Short Block -4cc Pistons

Build your LS combination on the Texas Speed & Performance 427 CID Dart LS Next iron short block with -4cc pistons. A six-bolt block configuration, forged pistons and 4340 steel rods provide a foundation rated by the supplier to handle up to 1,200 HP with appropriate supporting components and tuning. This describes build capacity, not guaranteed engine output.

• 427 cubic-inch displacement
• Dart LS Next iron block with six-bolt configuration
• TSP 58x crankshaft with 4.00-inch stroke
• TSP/Wiseco 4.125-inch forged pistons with -4cc volume and upgraded wrist pins
• TSP 4340 steel 6.125-inch I-beam connecting rods
• ARP main stud kit
• Upgraded 1/2-inch head studs included
• Manufacturer part number: TSP-DART4271200HP-4-STD

This listing is specifically for the -4cc piston configuration. It is a short block, not a complete ready-to-run engine. Verify cylinder heads, head-stud compatibility, 58x electronics, installation clearance and supporting components for your build. Collection membership does not imply direct-fit compatibility with every stock LS vehicle.