Block:
4 bolt main 1pc rear seal block w/Passenger side dipstick only -1986 and newer
Square and parallel decked
Align honed main bearing bore
Cylinders honed on computer controlled machine to within .0002 straightness and roundness
Cylinders are sonic tested for thickness
Rotating Assembly:
New SCAT cast crankshaft
Chevy heavy beam rods
Keith Black Hypereutetic pistons
Hastings Moly rings
Balanced rotating assembly
Melling high volume oil pump
Flat tappet hydraulic lifter camshaft
Heavy duty double roller timing set
Cylinder Heads:
New "vortec" cast iron cylinder heads
1.25 diameter valve springs
Hardened retainers and springs
2.02 swirl polished intake valves
1.60 swirl polished exhaust valves
1.5 long slot, stamped steel rockers
Hardened push rods
A Ton Of Extras:
Professional Products dual plane satin finish intake manifold -part # professional products 52028
Edelbrock 750 cfm carburetor -part # 1411
MSD distributor and coil -dist#8360 & coil #8202
Professional Products balancer -Pro Products 80003
Edelbrock 110GPH fuel pump -#1721
Edelbrock satin water pump -#8811
MSD plug wires
AC Delco spark plugs -41-993 gap @ .045
9.5 to 1 compression
Chrome steel valve covers
Brass freeze plugs
Dyno tested-and shipped with results
Blueprint Engines recommends 91 Octane for this engine and a 2000-2400 RPM stall converter
Critical Specs:
Stroke:
3.75
Rod Length:
5.7
Camshaft:
.487Int / .508 Exh & 234 Int / 244 Exh duration @ .050 - 112 degree lobe sep.
Horsepower:
405
Torque:
440
Compression Ratio:
9.5 to 1
Ignition Timing:
13 to 16 Degree Initial / 34 Degree Total