BP4969CTC BluePrint Engines 496CI 440HP Stroker Crate Engine Big Block GM Style Dressed Longblock with Carburetor Iron Heads Flat Tappet Cam

DESCRIPTION:
HP & Torque: 440 HP / 560 FT LBS
Compression Ratio: 8.6:1
Cast Iron Heads
Flat Tappet Cam
Cast Steel Crank
Hypereutectic 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
4.250" Bored .060" over
2-Piece Rear Main Seal
Mech fuel pump provision: Yes
Standard Deck

ROTATING ASSEMBLY:
New BluePrint Cast steel crankshaft
4.250" Stroke
OEM type 6.385" connecting rods w/ 150,000 psi bolts
Hypereutectic pistons
External

CYLINDER HEADS:
Cast iron, small round internal port
120 cc chambers
Hardened retainers & keepers
2.25 swirl polished intake valves
1.88 swirl polished exhaust valves
Hardened push rods
Long slot rockers

CAM SPECS:
Cam Type: Flat Tappet
.552 Intake .555 Exhaust
230 Intake / 236 Exhaust duration
@ .050 - 110 degree lobe separation

IGNITION TIMING:
34 degrees total at 3500 RPM

ALSO INCLUDES:
Dual plane, satin aluminum intake manifold
New valve covers, oil pan and timing cover
Brass freeze plugs
Distributor
800 CFM carburetor, manual choke
Dyno tested and shipped with results

WARRANTY:
30 month / 50,000 mile

NOTES:
Not for use in pollution controlled vehicles.
This block does have a mechanical fuel pump provision
Zinc Additive Required For Flat Tappet Application
Recommended Oil For Your BluePrint Crate Engine: 10W30, Non-Synthetic.
Not For EGR

WARNING: Cancer and Reproductive Harm-www.P65Warnings.ca.gov