Introduction: The LS3 Engine’s Legacy
The GM LS3 engine is a legendary 6.2L V8 powerhouse known for its reliability, performance, and versatility. Found in iconic vehicles like the Chevrolet Corvette (C6) and Camaro SS, it’s a favorite among car enthusiasts and restomodders. But how much does an LS3 engine cost in 2024? This guide breaks down pricing, factors affecting costs, and tips for savvy buyers.
LS3 Engine Cost Breakdown
1. New Crate Engines
- Price Range: 6,500–6,500–12,000+
- Base LS3 (no accessories): ~6,500–6,500–8,500
- Fully dressed (with intake, ECU, exhaust manifolds): ~9,000–9,000–12,000+
- Sources: GM dealerships, certified retailers (e.g., Summit Racing, JEGS).
2. Used Engines
- Price Range: 3,500–3,500–7,000
- Low-mileage (under 50k miles): 5,000–5,000–7,000
- High-mileage or salvage yard engines: 3,500–3,500–4,500
- Tip: Verify condition with compression tests and service history.
3. Rebuilt/Remanufactured Engines
- Price Range: 5,000–5,000–9,000
- Includes warranties (1–3 years) and refreshed components.
Factors Affecting LS3 Engine Prices
- Condition: Low-mileage or “pull-out” engines from wrecks cost less.
- Inclusions: Accessories (alternators, starters) or ECMs add value.
- Seller Reputation: Private sellers vs. certified retailers.
- Demand: Prices spike for engines from desirable models (e.g., Corvette LS3).
- Location: Shipping heavy engines can add 300–300–800.
Installation Costs
- Labor: 1,500–1,500–3,500 (mechanic rates: 90–90–150/hour).
- Additional Parts: Mounts, wiring harnesses, or custom tuning may add 1,000–1,000–2,500.
LS3 vs. Other LS Engines
- LS2 (6.0L): Cheaper (2,500–2,500–5,000 used) but less power.
- LS7 (7.0L): Pricier ($15,000+ new) for high-performance builds.
- Why LS3?: Balance of affordability, 430–436 hp stock, and massive aftermarket support.
Tips for Saving Money
- Buy from reputable salvage yards or auctions.
- Opt for a long-block (engine only) and source accessories separately.
- DIY installation if you have mechanical expertise.
Conclusion: Is the LS3 Worth the Cost?
The LS3 engine’s blend of power, durability, and mod-friendly design justifies its price for many enthusiasts. Whether you’re swapping into a project car or restoring a classic, understanding these costs ensures a smart investment.