Description
HP & Torque: 420 HP / 450 FT LBS
Compression Ratio: 10.0:1
Aluminum Heads
Hypereutectic Pistons
Flat Tappet Cam
Cast Steel Crank
Part #: BP3834CT1
Block:
4 bolt main 1pc rear seal block w/Passenger side dipstick only
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 cast steel crankshaft
Flat top hypereutectic pistons
Chevy heavy beam rods with 150,000 psi bolts
Hastings Moly rings
Balanced rotating assembly
Melling high volume oil pump
Hydraulic flat tappet camshaft
Heavy duty double roller timing set
Cylinder Heads:
BluePrint Performance aluminum
Hardened retainers and springs
2.02 swirl polished intake valves
1.60 swirl polished exhaust valves
BP Aluminum Part# H8002K
For complete head specs, click here
Cam Specs:
Flat tappet, .480 Intake / .486 Exhaust & 229 Intake / 230 Exhaust duration @ .050
Ignition Timing:
34 degrees total at 3500 RPM
Also Includes:
New chrome valve covers
Brass freeze plugs
Dyno test results shipped with engine
Warranty:
30 month / 50,000 mile
Notes:
This engine requires a 400ci weighted harmonic balancer, and late 350ci weighted flexplate/flywheel.
BluePrint Engines recommends a 2000- 2400 rpm stall converter.
Recommended spark plugs are Champion 792 with .045″ gap
Not for use in pollution controlled vehicles.