Phone or Text 847-276-8110

Live help available 8:am – 4:pm EST

Current Rebates & Specials

FAST Shipping & Handling*

Chevrolet Performance Parts, GM Crate Engines and GM Crate Motors

HO454 438 HP Chevrolet Crate Engine 19433409

Other products by Chevrolet Performance

Item #:

19433409

Reg. Price:

$10,776.88

Our Price:

$8,971.76

Quantity:

Cancer and Reproductive Harm

https://www.p65warnings.ca.gov

19433409 HO 454 Chevrolet Performance 454 Replaces 12568774

438 HP Iron Head 454 HO

Big torque on a budget

Chevrolet Performance’s 454 HO crate engine is a Big-Block bargain – an affordable engine with performance specs that will make you think it’s 1970 all over again.

454 HO Tech Specs

Part Number: 19433409
Engine Type: Chevy Big-Block V-8
Displacement (cu. in.): 454
Bore x Stroke (in.): 4.250 x 4.000
Block (P/N 19170538): Cast-iron with four-bolt main caps
Crankshaft (P/N 14096983): Forged steel
Connecting Rods (P/N 19170198): Forged steel
Pistons (P/N 10215228): Forged aluminum
Camshaft Type (P/N 24502611): Hydraulic roller
Camshaft Lift (in.): .510 intake / .540 exhaust
Camshaft Duration (@.050 in.): 211° intake / 230° exhaust
Cylinder Heads (P/N 12562920): Iron rectangular port; 118-cc chambers
Valve Size (in.): 2.190 intake / 1.880 exhaust
Compression Ratio: 8.75:1
Rocker Arms (P/N 12523976): Stamped steel
Rocker Arm Ratio: 1.7:1
Water Pump (P/N 19168606): Cast-iron, long-style
Flexplate (P/N 10185034): 14"
Recommended Fuel: Premium pump
Ignition Timing: 36° Total @ 4,000 rpm
Maximum Recommended rpm: 5500
Balanced: External
UPC 195491406575

Installation Notes:

Requires addition of carburetor, starter, fuel pump, distributor and ignition system (not included)

Clutch linkage bosses are now drilled and tapped. When using cast-iron exhaust manifolds, lower head bolts may need to be replaced with bots with shorter heads, for clearance

Comes with an externally balanced 14" automatic transmission flexplate: use flywheel PN 14096987 and 11" clutch assembly for manual transmission applications

Not inteneded for marine applications