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Lingenfelter LS2 403 CID Crate Engine 525 HP 525 Torque 11.5 Compression - LS3 Heads

Price: $11,695.00
Item Number: LPE403
LINGENFELTER 403 cid Engine
Lingenfelter LS3 417 CID Crate Engine 550 HP 550 Torque 11.5 Compression - L92 Heads
Quantity in Basket: none
Part Number: L120145306
Price: $11,695.00

Parts included in base engine
• GM LS2 6.0 L aluminum block
• Manley 6.125 fully machined 4340 forged steel H-Beam connecting rods
• Callies 4340 forged steel crankshaft - 4.00 stroke
• Total Seal File Fit rings
• Mahle Forged Pistons - coated
• GM Camshaft sprocket, crank gear and IWIS HD timing chain
• Lingenfelter GT11 camshaft - 215/231 .631/.644 118.0 CL
• GM High volume oil pump
• GM Keyed harmonic balancer
• GM LS2 Lifters, lifter guides
• C6 Corvette aluminum oil pan
• C6 Corvette valley cover, valve covers
• C6 Corvette rear cover
• Tri metal cylinder head gaskets
• GM Head bolts, crank bolt
• GM LS3 LPE CNC ported cylinder heads
• GM LS3 2.165 Light-weight hollow stem intake valves
• LPE LS 1.59 High performance inconel exhaust valves
• Competition Cams valve spring retainers & locks
• Competition Cams HD pushrods
• GM L92 roller rocker arms, rocker arm stands, bolts
• LS3 Corvette composite intake manifold - fuel rails
• 90 MM throttle body
• LS3 fuel injectors
• LS3 coils, plug wires, brackets
• Lingenfelter Precision Built Engine certificate of authenticity

Component Preparation:
• All internal parts de-burred, hand washed & inspected
• Pistons, pins and connecting rods are pin fit
• Crankshafts - computer balanced to .2 grams per inch
• Chamfered oil holes & bearing surfaces micro polished
• Cylinder Block align hone checked / machined
• Precision honed on a Rottler HP6 with torque plates
• Hand de-burred, bolt holes are checked and re-tapped
• Cylinder heads precision 3 angle valve job to maximize flow & provide extended life
• CC checking chamber size for correct compression, surfacing to insure deck flatness
• Deburring, pressure testing, professional assembly, setting spring height
• Checking all tolerances
• Professional assembly & blueprinting

Lingenfelter Precision built custom engine assemblies for street and race applications can be ordered with many additional components and features. You can select specific options to make your engine assembly exactly as you need it.
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
Shipping will be freight collect via least expensive way.