
Product Discontinued
CHEVROLET PERFORMANCEPART NUMBER: 809-19431955K5
19431955K5 LT4 376ci 6.2L Connect & Cruise Powertrain System
Currently Unavailable
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
LT4 376ci Engine with SuperMatic 8L90-E 8-Speed Automatic Transmission
LT4 376ci / 6.2L Connect & Cruise Powertrain SystemWet Sump Oil System 650 HP @ 6,000 RPM 650 ft.-lbs. TQ @ 4,600 RPM 8L90-E Eight-Speed Automatic Transmission (Remanufactured) Engine Specific Torque Converter
19431955K5 LT4 376ci 6.2L Connect & Cruise Powertrain System Kit Includes:
- (1) Chevrolet Performance LT4 376ci / 6.2L / 650HP Wet Sump Oil System Engine - 19431955
- (1) Chevrolet Performance LT1 Controller Kit - 19418589
- (1) Chevrolet Performance SuperMatic 8L90-E 8-Speed Automatic Transmission - 19419799
- (1) Chevrolet Performance Transmission Attachment Kit [GM LT Engine to SuperMatic 8L90-E] - 19417103
LT4 376ci / 6.2L TECH SPECS:
- Engine Type: Direct injection spark ignition Gen V Small-Block V8
- Displacement: 376ci (6.2L)
- Bore x Stroke: 4.065' x 3.622' (103.25 x 92mm)
- Block: Cast aluminum with 6-bolt, cross-bolted main bearing caps
- Crankshaft: Forged steel, 8-bolt
- Connecting Rods: Forged powdered-metal steel
- Pistons: Forged aluminum
- Compression Ratio: 10.0:1
- Camshaft Type: Billet steel hydraulic roller
- Valve Lift: .492' intake/ .551' exhaust
- Camshaft Duration (@.050 in.): 189° intake / 223° exhaust
- Cylinder Heads: A356T6 Rotocast aluminum, As-cast with 65.5cc combustion chamber
- Valve Size: 2.130' intake / 1.590' exhaust
- Rocker Arms: Investment-cast, roller trunnion
- Rocker Arm Ratio: 1.81:1
- Recommended Fuel: Premium
- Maximum Recommended RPM: 6600
- Reluctor Wheel: 58X
- Balanced: Internal
19431955K5 LT4 376ci 6.2L Connect & Cruise Powertrain System Notes:
- Flywheel included
- Intended for pre-1976 street vehicles or any off-road vehicles
- Not intended for marine applications
- The crankshaft has an 8-bolt flywheel mounting pattern
- The engine includes Direct Injection and VVT
19431955K5 supersedes 19418844K6
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeEngine
BrandCHEVROLET PERFORMANCE
Part CategoryPerformance Parts
Engine TypeHigh-Performance Crate Engine
Cylinder Head MaterialAluminum
Engine Block MaterialAluminum
Part FitmentSemi Universal
Engine Displacement6.2L
Engine Make/SizeGM Gen V LT
Package Qty1
Package TypeEA
No Questions
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