LS7 427ci V8 Engine – 660 HP
Built around the legendary 427ci (7.0L) LS architecture, this high-performance V8 is an excellent choice for enthusiasts looking for substantial naturally aspirated power. With an advertised output of approximately 660 HP, it provides a strong foundation for street performance, track builds, muscle cars, restomods, and custom LS swaps.
Compatible Chevrolet Applications
- Chevrolet Corvette C6
- Chevrolet Camaro
- Chevrolet Camaro SS
- Chevrolet Chevelle
- Chevrolet Nova
- Chevrolet El Camino
- Chevrolet Impala
- Chevrolet Monte Carlo
- Chevrolet C10 / C20 / C30
- Chevrolet C/K Series
- Chevrolet Silverado custom builds
- Chevrolet S10 performance builds
Compatible Pontiac & GM Applications
- Pontiac Firebird
- Pontiac Formula
- Pontiac Trans Am
- Pontiac GTO
- Cadillac performance builds
- Holden-based GM projects
- Other GM vehicles using LS-based swap configurations
Popular Custom & Swap Applications
- Classic muscle cars
- C10 and square-body trucks
- Camaro and Corvette builds
- Street rods and hot rods
- Restomod projects
- Pro-touring cars
- Track and racing builds
- High-performance LS swaps
- Custom performance trucks
Engine Highlights
- 427ci / 7.0L V8
- Approximately 660 HP
- High-performance LS architecture
- Naturally aspirated performance configuration
- Strong power and torque potential
- Excellent aftermarket and swap support
- Ideal for serious street and track applications




















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