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Chevrolet Performance LSX454R 7.4L Crate Engine

Brand: Chevrolet Performance

Part Number: 19260835

UPC:


$13,278.00

 

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  • 776 hp @ 7,000 rpm / 649 lb.-ft. @ 5,100 rpm
  • High-flow LSX DR six-bolt cylinder heads
  • LSX Bowtie cylinder block
  • Our most powerful engine ever!

LSX454R 7.4L 776HP Chevy Performance 19260835 Street Rod Crate Motor

LSX454R Crate Motor

P/N 19260835

776 hp @ 7,000 rpm / 649 lb.-ft. @ 5,100 rpm

 

LSX454R Tech Specs:
Part Number: 19260835
Engine Type: LS-Series Small-Block V-8
Displacement (cu in): 454 cu in (7.4L)
Bore x Stroke (in): 4.185 x 4.125 (106.3 x 104.8 mm)
Block (P/N 19260099): LSX cast iron with 6-bolt cylinder head attachment
Crankshaft (P/N 19244018): 4340 forged steel
Connecting Rods (P/N 19166964): 4340 forged steel
Pistons: (P/N 19166958): 4032 forged aluminum
Camshaft Type (P/N 19166975): Mechanical roller
Camshaft Lift (in): .738 intake / .738 exhaust
Camshaft Duration (@.050 in): 250° intake / 270° exhaust
Cylinder Heads (P/N 19166979): Drag race cylinder heads 6-bolt; LSX aluminum
Valve size (in): 2.250" x 6.370" intake 1.625" x 6.400" exhaust
Compression Ratio: 13.1:1
Rocker Arms (P/N 19201808): Shaft mounted with needle bearing fulcrum and tip
Rocker Arm Ratio: 1.9:1
Recommended Fuel: Race fuel (110 octane minimum)
Maximum rpm: 7,100
Reluctor Wheel: 58x
Balanced: Internal

 

Installation Notes:
• Intended for off-road use only!
• Requires Race Fuel (110 Octane Minimum)
• Not intended for Marine Use
• Requires LSX Ignition Controller P/N 19171130
• Oil pan not included (Dust shield installed for shipment)
• LSX 8-bolt crank flange
• Uses 4500-series carburetor (included)

 

Chevrolet Performance Racing Crate Engines are excluded from limited warranty.



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