355 Short Block

Chevy 355 Short Block: Built for Power and Precision

Our Chevy 355 short block is designed to deliver exceptional performance and reliability. Built using a CNC blueprinted engine block and premium rotating assemblies, this short block is the perfect foundation for your high-performance build. Choose from three rotating assembly options tailored to meet your power and budget needs. For those seeking even greater durability, upgrade to our CNC blueprinted Dart SHP block for an unbeatable combination of strength and precision.

All rotating assemblies are digitally balanced to ensure smooth operation and optimal performance. Whether you're building for the street, strip, or track, this short block provides the versatility and quality you need.

Rotating Assembly Options:

Option 1: Basic Performance Kit

• Cast steel crankshaft 3.480" stroke
• Forged I-beam connecting rods 5.700"
• Wiseco ProTru  flat top forged pistons

Option 2: Heavy-Duty Performance Kit

• 4340 forged crankshaft 3.480" stroke
• Forged H-beam connecting rods 6.000"
• Wiseco ProTru flat top forged pistons

Option 3: Lightweight High-Performance Kit

• Lightweight forged rotating assembly from Molnar Technologies
• 3.480" stroke
• 6.000" H-Beam Rods 
• 2.000" Rod Journal
• CP forged flat top pistons

Additional Features:

• CNC blueprinted engine block included in every build
• Optional upgrade to a CNC blueprinted Dart SHP block for superior strength
• Digitally balanced rotating assemblies for precision and performance
• Premium hardware and components for unmatched reliability
• Suitable for a wide range of performance applications