490 hp 383 Crate Motor
Price: $6299.00*  (plus tax and shipping)

This motor includes aluminum cylinder heads, hydraulic roller cam and roller rocker arms and runs on 92 octane.

Features include:

Cubic Inches:

383

Horsepower:

493 @ 5,800 rpm

Torque:

497 lb-ft @ 4,700 rpm

Block:

New GM four-bolt mains

Compression:

10:1

Crankshaft:

Eagle nodular-iron

Rods:

Eagle SIR 5.7

Pistons:

SpeedPro hypereutectic flat-top

Camshaft:

Comp Cams Hydraulic Roller

Cylinder heads:

Edelbrock E-Tec 170

Intake manifold:

Edelbrock Air Gap RPM

Carburetor:

Demon 750 cfm

Ignition:

GM HEI or MSD distributors avlb

Our goal at MAS Performance is to provide you with a superior quality product. To do that, we use only brand new top-of-the-line components.

In addition to machining, balancing and assembling, we also Dyno all motors on our SuperFlo Dyno before shipping the product to you. Motors are shipped approximately 2-3 weeks after we receive your order.

* Price includes complete motor - carb to pan, dyno sheets, and 2-year warranty.

 

 

 

 

 

   

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