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CHEVROLET PERFORMANCEPART NUMBER: 809-19166393K
ZZ427/480 427ci Connect & Cruise Powertrain System 4L70-E Trans
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This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- ZZ427/480 Connect & Cruise Powertrain System
- 480 HP @ 6000 RPM
- 490 ft/lbs TQ @ 3800 RPM
- SuperMatic 4L70-E Four Speed Transmission
- 3000-3400 RPM Stall Torque Converter
ZZ427/480 427ci TECH SPECS: - Engine Type: Big-Block V-8
- Displacement: 427ci
- Bore x Stroke: 4.250' x 3.750'
- Block: Cast-iron with four-bolt main caps
- Crankshaft: Forged steel
- Connecting Rods: Forged steel
- Pistons: Forged aluminum
- Camshaft Type: Hydraulic roller
- Camshaft Lift: .527' intake / .544' exhaust
- Camshaft Duration (@.050 in.): 224° intake / 234° exhaust
- Cylinder Heads: Aluminum Oval Port w/ 110cc combustion chambers
- Valve Size: 2.19' intake / 1.88' exhaust
- Compression Ratio: 10.1:1
- Rocker Arms: Aluminum roller style
- Rocker Arm Ratio: 1.7:1
- Recommended Fuel: Premium pump
- Maximum Recommended rpm: 6400
- Balanced: Internal
- Intake Manifold: Dual plane INSTALLATION NOTES:
- Due to crate fitment, the carburetor is shipped in a separate box and needs to be installed by an engine installer
- Requires addition of starter and fuel pump (not included)
- Clutch linkage bosses are drilled and tapped. When using cast-iron exhaust manifolds, lower head bolts may need to be replaced with bolts with shorter heads for clearance
- Comes with an internally balanced 14' automatic transmission flexplate. Requires flywheel designed for internally balanced engines
- Designed for pre-1976 street vehicles or any off-road vehicle
- Not intended for marine applications
BrandCHEVROLET PERFORMANCE
Part CategoryPerformance Parts
Package Qty1
Package TypeEA
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