Chevrolet Performance Chevrolet Performance 88869604 CT400 IMCA-Sealed 604 Crate Engine

If you're competing in IMCA-sanctioned racing or building a sealed-class engine that demands reliability and consistent power, the Chevrolet Performance CT400 delivers the performance ceiling you need without compromise. This crate engine arrives pre-assembled, IMCA-sealed, and ready to bolt into your platform—eliminating months of machine work and the risk of technical rejection at tech inspection. With 400 hp and 400 lb-ft of torque on tap, you're getting a purposefully engineered power plant designed for high-RPM stability and repeatability across competitive seasons.

• 400 hp @ 5500 RPM
• 400 lb-ft torque @ 4500 RPM
• 1.5:1 aluminum roller rockers
• .474" intake lift
• .510" exhaust lift
• 208° intake duration (050")
• 221° exhaust duration (050")
• IMCA-sealed configuration
• High-revving matched internals
• Factory-sealed bolts included