World Products SB-Chevy 454ci /600 HP Motown ''Limited Edition'' Street Engine

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This is truly "The Mouse That Roared" with big 454ci displacement, Motown cylinder heads with high-volume/flow 220 cfm intake ports, and a Motown intake manifold that outperforms all others on the market. You get reliability and 600 dyno tested horsepower backed by a 2 year/24,000 mile limited warranty.SPECIFICATIONS Block: World Motown cast iron, billet main capsCrankshaft: Eagle 4340 crankshaftBalancer: ATIConnecting Rods: Eagle H-beam 4340 L-19 boltsPistons: Mahle coated pistonsPiston Rings: Total SealCompression Ratio: 10.5:1Bore/Stroke: 4.250'' x 4.000''Bearings: Clevite H-bearingsCamshaft: Hardcore solid roller lifter camTiming Chain: Hardcore double rollerCylinder Heads: World Motown 220 aluminumValves: Manley Severe Duty 2.080'' Int/1.600'' ExhValve Springs: HardcoreRetainers and Valve Locks: ManleyValve Seals: HardcoreRocker Arm Studs: ManleyPushrods: Hardcore 4340 1-piecePushrod Guide Plates: HardcoreRocker Arms: Scorpion aluminum roller rockersOil Pan: MorosoOil Pump: Melling/Federal MogulAssembly Components: Stainless hardwareIntake Manifold: Motown single planeCarburetor: Hardcore 1050 cfm 4500 typeDistributor: MSDFuel: Pump gas
Warranty: 2 year/24,000 mile
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