4.8L LS V8 Crate Engine

GM 4.8 performance motor, Chevy small block swap engine, boost-friendly LS V8 assembly, new LR4 LY2 replacement engine

Looking for the ultimate budget-friendly boost monster or a reliable factory replacement? This 4.8L LS V8 Crate Engine is the absolute sweet spot for high-revving performance and legendary reliability. Sourced from the highly durable Gen III/IV small-block platform, this 293 cubic-inch motor is highly prized by hot rodders and drift racers worldwide for its unique short-stroke design that loves to scream past standard RPM ranges.

Whether you get the ultra-tough cast-iron LR4 or the lightweight aluminum LY2, these high-nickel blocks feature an incredibly robust rotating assembly. Thanks to its boost-friendly 9.5:1 compression ratio, this engine serves as a bulletproof foundation for turbochargers or superchargers—frequently handling 500+ horsepower on stock internals with proper tuning.

It drops perfectly into classic muscle cars, lightweight swap projects, or factory Chevy/GMC trucks.

Engine Quick Facts:

• Engine Family: GM Gen III / Gen IV LS Small Block

• Displacement: 4.8L / 293 Cubic Inches (LR4 / LY2 architectures)

• Bore & Stroke: 3.78″ Bore x 3.27″ Stroke (High-revving characteristics)

• Compression Ratio: 9.5:1 (Excellent for forced induction and pump gas)

• Aftermarket Support: Compatible with all standard LS performance parts, intakes, and oil pans

• Condition: Brand New Crate Engine assembly

Stop searching for risky junkyard pull-outs. Upgrade your ride with brand-new, boost-ready Chevy muscle. Message us today with your zip or postal code for a fast, competitive shipping quote to the US or Australia!