TSP 427 CID Gen 4 Resleeved Short Block with Knife-Edged Center Counterweight Crank

The Texas Speed 427 CID Gen 4 Resleeved Short Block is built for serious high-performance LS applications requiring increased displacement, strength, and a premium rotating assembly. Starting with a Gen 4 aluminum block, the block is upgraded with PowerBore sleeves and paired with a knife-edged center counterweight crankshaft for a durable foundation capable of supporting demanding performance builds.

Key Features

427 CID displacement
Gen 4 resleeved aluminum LS block
PowerBore cylinder sleeves
Knife-edged center counterweight crankshaft
TSP 6.125" Super I-Beam connecting rods
Wiseco 4.125" forged pistons
Available with -4cc or -13cc dish pistons depending on short block configuration selected

Rotating Assembly

Crankshaft: Knife-edged center counterweight crankshaft
Connecting Rods: TSP 6.125" Super I-Beam rods
Pistons: Wiseco 4.125" forged -4cc or -13cc dish pistons

Application

Ideal for high-performance naturally aspirated and forced-induction LS builds where increased displacement and a strong resleeved aluminum block are required.

Note: Piston dish will vary based on the short block configuration selected. Please verify the desired -4cc or -13cc piston option when ordering.