Engines | LSx/LTx

BIGGER. BOLDER. BADDER At Chevrolet Performance, we have mastered the art of reinvention. Our Big-Block crate engines have evolved to become more innovative, more powerful, and bigger than they’ve ever been. The new Chevrolet Performance...

ATK High Performance Chevy LQ4 6.0L 460 hp long block crate engines lay down impressive power that can be run with factory fuel injection or retrofitted with a carburetor. They're hand-built, balanced, and blueprinted using top-quality parts. Don't waste...

Engine Block Style:Stock/OEM standard deck Injection Style:Multi-port Basic Operating RPM Range:4,500-8,500 Intake Section Included:Complete EGR:No Injectors Included:No Fuel Rails Included:Yes Aftermarket Fuel Rail Required:No Throttle Body Included:No...

Engine Block Style:Stock/OEM standard deck Injection Style:Multi-port Basic Operating RPM Range:4,500-8,500 Intake Section Included:Complete EGR:No Injectors Included:No Fuel Rails Included:Yes Aftermarket Fuel Rail Required:No Throttle Body Included:No...

Actual Engine Displacement:6.8L/416 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:11.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:6.8L/416 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:11.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:11.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:11.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:7.0L/427 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:6.8L/416 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...

Actual Engine Displacement:6.8L/416 Engine Assembly Style:Long block Crate Engine Cylinder Head Material:Aluminum Advertised Compression Ratio:9.5:1 Assembled:Yes Engine Balance:Internal Cam Style:Hydraulic roller tappet Rear Main Seal Style:1-piece...