21st Century Muscle Cars C5 Corvette 383 CID Engine Package

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1997 - 2004 21st Century Muscle Cars Corvette
383 CID LS1, LS6 package

520 BHP / 470 lbs-ft of torque

Package includes:
• Engine removal, inspection and disassembly
• Custom block preparation
• Lingenfelter CNC porting & polishing of cylinder heads
• Comp Cams valve springs
• Stainless steel intake/exhaust valves
• Three angle valve job, checking of spring tensions and heights
• Custom Competition Cams hydraulic roller camshaft
• JE Custom forged aluminum pistons
• Callies 4340 forged steel crankshaft
• Manley fully machined, 4340 forged steel connecting rods
• Computer balanced rotating assembly
• Reassembly and blueprinting of the engine
• Professional installation, testing and tuning
• Ported LS1 throttle body
• Port matched intake manifold
• Stainless steel long tube headers
• High flow cats and crossover pipes
• Chassis dyno testing after installation
• 21st Century 2 year / 24,000 mile warranty

1997 - 2004 Corvette package prices - $13,995.00

HD Automatic transmission rebuild

$2,995.00

Some applications may benefit from a higher stall torque converter. Please ask your salesperson for details and prices.

Normal installation time required 4-5 weeks with prior notification.

All power figures shown are crankshaft numbers unless otherwise stated.