GMP-19434650-1FX - LS364/450 6.0L 450 HP Crate Engine Pace Performance

Chevrolet Performance engineers have developed the LS364/450 as a value-driven foundation for hot rod builders and enthusiasts looking to give their earlier LS-powered vehicles a high-performance shot in the arm.
Starting with a strong, economical iron cylinder block and durable rotating assembly, the LS 6.0L features the high-lift LS6 camshaft and the deep-breathing LS3 aluminum cylinder heads. It’s a strong combination with exceptional horsepower and a broad torque band.
The LS364/450 is designed with the early-style 24X crankshaft and 1X camshaft sensors.
We offer this LS364/450 as a complete assembly, with the Chevrolet Performance induction system, ignition system.
No matter which vehicle you drop the LS364/450 into, its combination of horsepower and value will push your project vehicle to the next level of performance!
INSTALLATION NOTES
Includes Holley 302-1 oil pan
Includes Fitech EFI system
Includes Pace prime and prep service
Not intended for marine applications

LS364/450 specs:
Engine Type: Performance LQ9 long block
Displacement (cu in): 364 cu in (6.0L)
Bore x Stroke (in): 4.000 x 3.622 in (101.6 x 92 mm)
Block: Cast iron with 6-bolt block, cross-bolted main caps
Crankshaft: Nodular iron
Connecting Rods: Powdered metal
Pistons: Hypereutectic aluminum
Camshaft type: LS6 hydraulic roller
Valve lift (in): 0.550 intake / 0.550 exhaust
Camshaft Duration @ .050 in: 204° intake / 218° exhaust
Cylinder Heads: LS3 rectangular port; aluminum, as-cast with 68cc chambers
Valve Size (in): 2.165 intake (hollow stem) 1.590 exhaust (solid stem)
Compression Ratio: 10.3:1 (nominal)
Rocker arms: Investment cast, roller bearing trunnion
Rocker arm ratio: 1.7:1
Recommended fuel: premium pump
Maximum recommended RPM: 6,800
Reluctor wheel: 24x
Balanced: Internal