GM L79 327 c.i.d. 350 HP Crate Engine & 6L80E 6-Speed Automatic Transmission Turnkey Swap Package

Looking to blend vintage muscle-car heritage with ultra-smooth, modern drivability? This turnkey L79-style 327 cubic-inch V8 crate engine and 6L80E 6-speed automatic transmission pullout package is the ultimate restomod solution.

Engineered to deliver a fierce 350 horsepower, this setup honors the high-revving spirit of the legendary mid-60s Corvette and Chevy II L79 platform while packing contemporary upgrades for modern street dominance. Paired with a robust 6-speed automatic transmission featuring dual overdrive gears, this package provides neck-snapping acceleration off the line and effortless highway cruising. It is the perfect choice for classic muscle cars, vintage pickup trucks, or custom street rods across the American and Australian markets looking for elite performance without the traditional tuning headaches.

Technical Specifications & Performance Features

Modernized 327 c.i.d. L79 Crate Engine

• Displacement: 327 Cubic Inches / 5.4 Liters

• Performance Output: 350 Horsepower @ 5,800 RPM

• Cylinder Heads: Upgraded High-Flow Aluminum Heads, drastically shedding front-end weight while significantly enhancing airflow and cooling efficiency.

• Fuel System: Integrated Electronic Fuel Injection (EFI) system for Turnkey reliability, crisp throttle response, and effortless auto-tuning across various weather conditions.

• Camshaft: Hydraulic Roller Camshaft, mathematically profiled for that classic, aggressive muscle car idle while ensuring a completely maintenance-free valvetrain.

• Fuel Requirements: Performance calibrated to run completely premium pump gas-ready, allowing you to fill up easily at regular stations without mixing specialized octane boosters.

6L80E 6-Speed Automatic Transmission

• Gear Architecture: Heavy-duty 6-speed automatic transmission featuring a wide gear ratio spread.

• Cruising Efficiency: Outfitted with two deep overdrive gears, allowing your high-revving 327 engine to cruise at exceptionally low RPMs on the open highway, optimizing fuel economy and lowering cabin noise.

• Shift Performance: Features an advanced internal mechatronic control system capable of lightning-quick, smooth shifts that adapt directly to your driving style.

The Ultimate Turnkey Restomod Advantage

• Vintage Heart, Modern Soul: Enjoy the timeless nostalgia and high-RPM power band of a 327 small block, fully reinforced with the modern conveniences of aluminum heads, an unyielding 6-speed automatic transmission, and the turn-key ease of electronic fuel injection.

• True Turnkey Package Convenience: Skip the stress of sourcing individual, mismatched powertrain parts. This comprehensive engine and transmission combo is engineered to drop straight into your chassis, minimizing installation downtime and getting your project vehicle down the track faster.

• Built to Dominate: Whether you are building a corner-carving autocross weapon, a weekend drag racer, or an elite street cruiser, this powertrain combination delivers rock-solid mechanical reliability out of the box.

What’s Included & Condition Report

This entire package has been built, precision-matched, and strictly run-tested to ensure factory-perfect operational health and seamless electronic integration.

Package Includes: Complete 327/350HP crate engine assembly (oil pan to EFI intake), aluminum cylinder heads, EFI throttle body and fuel rails, individual ignition system, hydraulic roller valvetrain, full front accessory drive system, engine and transmission wiring harness, flashed engine management module, and the matching 6L80E 6-speed automatic transmission with torque converter.

This premium turnkey powertrain package is securely strapped, protected, and heavy-duty palletized for immediate transport. We offer fully insured domestic freight delivery options across the United States, alongside direct containerized ocean freight to all major Australian ports. Contact us with your zip or postal code today for a fast shipping quote!