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1997-2004 Corvette 550 Horsepower 403 CID Engine Package

Price: $13,995.00
21st Century Muscle Cars Corvette
403 CID engine package
1997 - 2004 LS1 - LS6

550 BHP / 510 lbs-ft of torque

Package includes:
• Engine removal, inspection and disassembly
• Callies 4.000" stroke forged steel crankshaft
• JE 4.005" forged aluminum pistons
• Manley 6.125" fully machined, 4340 forged steel connecting rods
• Computer balanced and blueprinted
• Lingenfelter CNC ported & polished LS2 cylinder heads
• 2.055" / 1.57" one piece stainless steel intake & exhaust valves
• Three angle valve job, hand blending of valve seats
• CC chambers, surface, set spring heights and assembly
• Heavy duty dual valve springs, titanium retainers, 10 degree locks, valve seals and HD pushrods
• 21 CMC hydraulic roller camshaft
• High volume oil pump assembly
• Ported & polished throttle body
• 160 degree thermostat
• Lingenfelter High Flow Air Intake
• Properly sized fuel injectors
• Stainless steel long tube headers
• High flow catalysts and cross over pipes
• All necessary gaskets, fluids & bolts
• Professional assembly & engine installation
• Engine testing & expert PCM tuning
• Chassis dyno testing before & after installation

Items on this page are not legal for sale or use on California pollution controlled motor vehicles unless they are listed with an E.O. number.

Normal installation time required: 4 weeks with prior notification.

All power figures shown are crankshaft numbers unless otherwise stated.