Anniversary Edition 427 Tech Specs

Balanced:

Internal

Block Type:

Cast Aluminum with 4-bolt main caps

Bore x Stroke (in):

4.25 x 3.76

Camshaft duration (@.050 in):

211 degree intake / 230 degree exhaust

Camshaft Part Number:

12366543

Camshaft Type:

Hydraulic roller

Carburetor Part Number:

19170094

Carburetor size:

870 CFM

Compression ratio:

9.5:1

Connecting rods Part Number:

10198922

Connecting rods Type:

Forged steel

Crankshaft Part Number:

19171620

Crankshaft type:

Forged steel

Cylinder heads Part Number:

12363390

Cylinder heads Type:

Aluminum oval port, 110cc chambers

Displacement (cu in):

427 cu in

Distributor Part Number:

93440806

Distributor Type:

HEI type

Engine type:

Aluminum Chevy Big Block V-8

Flexplate Part Number:

12561217

Flexplate size (in):

14

Ignition timing:

Base 8 degree BTDC, 36 degree Total

Maximum recommended RPM:

6000

Pistons Part Number:

19171618

Pistons Type:

Forged aluminum

Recommended fuel:

92 octane

Rocker arm ratio:

1.7:1

Rocker arms Part Number:

12361323

Rocker arms Type:

Aluminum roller style

Spark Plugs and wires:

Included

Valve lift (in):

.510 intake / .540 exhaust

Valve size (in):

2.19 int / 1.88 exhaust

Water Pump Part Number:

14058915

Water pump Type:

Aluminum short style