BluePrint Engines ProSeries Big Block Chevy 502 C.I. 621 HP Deluxe Dressed Fuel Injected Crate Engine with Polished Pulley Kit

HP & Torque: 621 HP / 560 FT LBS
Compression Ratio: 10.0:1
Aluminum Heads
Hydraulic Roller Cam
Forged Crank
Forged Pistons
Polished Pulley Kit
BLOCK:
NEW BluePrint Cast Iron Block
Manufactured and Machined in the USA!
4-Bolt Main
4.466" Bore
1-Piece Rear Main Seal
Mech fuel pump provision: Yes
Standard Deck
ROTATING ASSEMBLY:
New BluePrint Forged Crankshaft
4.000" Stroke
Forged H-beam 6.135" 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
Cylinder heads feature a .300 in. raised exhaust port vs an OEM casting.
Must verify header/exhaust clearance
CAM SPECS:
Cam Type: Roller
.647 Intake .647 Exhaust
248 Intake / 254 Exhaust duration
@ .050 - 112-degree lobe separation
ALSO INCLUDES:
Valve covers
Oil pan and timing cover
Harmonic balancer
Plugs and Wires
Holley EFI System
Pro Billet Distributor
Installed polished complete front accessory drive system with A/C, P/S, WP, all belts and pulleys.
NOTES:
Not for use in pollution-controlled vehicles
Cylinder heads feature a .300 in. raised exhaust port vs an OEM casting
Must verify header/exhaust clearance
Does not include fuel pump

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