Demand maximum attention at the car show while laying down 495 horsepower on the street with the LS Classic GMLS9013 6.2L Tri-Power Edition. This 376ci masterpiece utilizes an oversized set of big block style valve covers to completely engulf the modern LS3 coil packs, creating a massive vintage footprint. Topped with a classic triple-carburetor intake setup that actually houses modern EFI internals, this aluminum engine delivers violent roller-cam acceleration without ever requiring a flathead screwdriver to tune it.

Key Features of LS Classic GMLS9013 Tri-Power Edition

- Big Block Style Aesthetics: Utilizes oversized cast aluminum valve covers to mimic the massive footprint of a legendary 1960s big block.
- Tri-Power Stealth EFI: Features three modern throttle bodies disguised as classic carburetors to deliver perfect electronic fueling and cold starts.
- 495 HP LS3 Foundation: Built on a brand new GM 6.2L aluminum block to guarantee massive reliable power right out of the crate.
- Dummy Distributor Setup: Routes the spark plug wires through a fake distributor body at the rear of the block to complete the vintage illusion.
- Aggressive Roller Camshaft: Upgraded with a high-performance GM Hot Cam to deliver the choppy aggressive idle every hot rod deserves.
- Lightweight Architecture: Drops massive weight off the nose of your classic car compared to a real big block to drastically improve handling.

Component Breakdown: Big Block Style Tri-Power Configuration

This dressed engine package gives you the ultimate vintage big block look with zero carburetor tuning headaches.

- The aluminum 376ci block is packed with a strong nodular iron crank and a high-lift hydraulic roller camshaft
- Ships fully assembled with the triple stealth EFI intake massive classic valve covers and a complete oil pan

Vehicle Fitment & Compatibility Matrix

This oversized faux big block drops into vintage engine bays utilizing modern LS swap plates. Securing a vintage-dressed big block style LS ensures your custom build looks period-correct while running like a modern supercar.

- Fits classic Chevrolet Chevelle and Camaro pro-touring builds demanding the legendary big block Tri-Power look with modern LS3 reliability
- Fits vintage Chevy C10 and C20 truck restomods looking for massive 495 HP fuel-injected pulling power and classic styling
- Fits custom street rods and drag cars wanting a stealthy under-hood aesthetic without dealing with ugly plastic engine covers
- Fits classic Ford and Chevy coupes undergoing full modern chassis swaps and requiring a lightweight powerful V8

Fuel & Ignition System Requirements

Feeding this disguised big block style engine requires modern high-pressure fuel and a dedicated computer system.

- Install a high-pressure electric fuel pump and return-style regulator to feed the stealth EFI system a steady 58 PSI
- Requires a standalone engine management computer and custom harness to drive the hidden coil packs and sensors

Installation, Break-In Oil & Priming Instructions

Take the time to prime the oiling system properly to prevent wiping out the new engine bearings.

- Hook a pressurized oil tank directly to the block to force lubricant through the lifter galleys before turning the key
- Run a standard 5W-30 conventional oil for the first 500 miles to allow the new piston rings to seat completely

USA Warranty, Emissions & Logistics

This premium dressed LS3 is shipped securely on a heavy pallet directly to your shop.

- Backed by a solid 2-Year or 50000-Mile warranty against internal manufacturing and assembly defects
- This custom engine is strictly designed for pre-emissions classic vehicles and off-road hot rod builds