Blueprint Engines are a great choice for drivable and reliable high performance engines. All rotating assemblies are balanced within 2 grams on a computerized balancer. Blueprint Engines are dyno tested and include dyno sheets.

Note: This is a racing engine and has no warranty.

  Block:

4-bolt main block

Square and parallel decked

Align honed main bearing bore

Cylinders are sonic tested for thickness

Cylinders honed on a computer controlled machine to within .0002'' straightness and roundness

Rotating Assembly:

SCAT 3.75'' stroke forged crankshaft (2 piece rear main seal)

SCAT 5.7'' rods

Keith Black hypereutectic pistons

Hastings Moly rings

Clevite bearings

Externally balanced rotating assembly

Melling high volume oil pump

Heavy duty double roller timing set

Cylinder Heads:

RHS cast iron ''Lightning'' heads (50cc chamber)

Hardened retainers and 1.437'' diameter valve springs

2.02'' swirl polished intake valves

1.60'' swirl polished exhaust valves

Hardened pushrods

Comp Cams rocker arms with stud girdle

Camshaft Specs:

Solid Flat Tappet

Duration @ .050'' Lift: 258 Intake / 266 Exhaust

Lift: .540'' Intake / .558'' Exhaust

Lobe Separation: 105°

Extras:

Aluminum single plane high-rise intake manifold

Steel circle track valve covers

7-quart left turn baffled oil pan

Professional Products harmonic balancer

12.9:1 compression

Horsepower: 522
Torque: 500

Note: All Blueprint Chevy 383 engines include a balance plate and require the use of a neutral balance flywheel/flexplate.