BP49610CT BluePrint Engines 496CI 561HP Stroker Crate Engine Big Block GM Style Longblock Aluminum Heads Roller Cam Power Adder Ready

DESCRIPTION:
HP & Torque: 561 HP / 512 FT LBS
Compression Ratio: 8.8:1
Aluminum Heads
Hydraulic Roller Cam
Forged Crank
Forged Pistons

BLOCK:
Hand picked seasoned block
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
4-Bolt Main
4.250" Bored .060" over
1-Piece Rear Main Seal
Mech fuel pump provision: Yes
Standard Deck

ROTATING ASSEMBLY:
New BluePrint Forged Crankshaft
4.250" Stroke
Forged H-beam 6.385" connecting rods
Forged Pistons
Internal

CYLINDER HEADS:
BluePrint Aluminum Cylinder Heads - PS8013
119cc chamber
2.30" intake/1.88" exhaust valves
316cc intake/124cc exhaust runners

CAM SPECS:
Cam Type: Roller
.540 Intake .560 Exhaust
242 Intake / 248 Exhaust duration
@ .050 - 114 degree lobe separation

IGNITION TIMING:
10-16? and total timing 32-34?

ALSO INCLUDES:
Valve covers, oil pan and timing cover
Brass freeze plugs
Dyno test results shipped with engine

WARRANTY:
30 month / 50,000 mile

NOTES:
Built to accept Power Adders
850cfm carburetor recommended
Not for EGR
WARNING: Cancer and Reproductive Harm- www.P65Warnings.ca.gov