BluePrint Engines 427 c.i. GM Compatible Builder Series - Standard Edition - Carbureted - 700R4 Automatic Transmission - Polished Pulley Kit. (PART #BPE-B427K700)

BluePrint Engines’ GM Small Block Compatible 427 c.i. Part of the Standard Edition Builder Series, this package comes complete with a polished pulley kit and premium components, offering the perfect mix of vintage small-block character and modern reliability. Built for drivers who want effortless cruising, authoritative throttle response, and head-turning performance, this engine and transmission combo is ready to bring serious muscle to any build.

Blocks:

  • BluePrint Engines High Strength Cast Iron Block
  • Manufactured and Machined in the USA!
  • Drilled and Tapped for Clutch Linkage
  • Mech Fuel Pump Provision: Yes
  • Passenger Side Dipstick
  • 1-Piece Rear Main Seal
  • 4-Bolt Main
  • 4.125" Bore

Cylinder Heads:

  • BluePrint Aluminum Cylinder Heads - HP8103
  • 64cc Chamber
  • 2.08" Intake / 1.60" Exhaust Valves
  • 220cc Intake / 67cc Exhaust Runners

Rotating Assembly:

  • Forged 6.000" Connecting Rods
  • Internally Balanced Front and Rear

Included items:

  • Holley 850cfm Double Pumper Carburetor w/ Manual Choke - BPP04781S
  • Pro Series Ready Run Distributor - BPP3503BK
  • Thermostat and Thermostat Housing
  • BluePrint Valve Covers - BPP9518
  • Spark Plugs and Wires
  • Electric Fuel Pump
  • Timing Cover
  • Oil Pan
  • Polished Front Accessory Drive - BPP350FDACPS4
    • Reverse Rotation Short Water Pump
    • Type II Power Steering Pump
    • Remote Power Steering Pump Reservoir
    • 140amp 1-wire Alternator
    • 7B10 Peanut Style Air Conditioning Compressor

Assembled with Complete 700r4 Automatic Transmission Package:

  • 700R4 Complete Package
  • 2200-2400 Stall Torque Converter
  • Flex Plate
  • Starter

Notes:

  • BPE recommends electric fans that produce 3000 cfm or more, for engines that are 400cid or less. Engines that are over 400cid BPE recommends 4000cfm or more.
  • The front accessory drive on this engine fits many vehicles, however it is the customer responsibility to accurately measure and confirm fitment. Note this is a low-profile design, but things such as power steering hoses, alternator wiring, and additional fittings/fabrication may be required on some vehicles.
  • Not for use in pollution-controlled vehicles.
  • Due to numerous tire/rear gear combinations, this transmission does NOT ship with a speedometer gear, or sender housing.
  • The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.

SPECIFICATIONS

Horsepower & Torque540 Horsepower / 535 ft. lbs. Torque
Cylinder HeadsBluePrint Engines Aluminum Cylinder Heads
Compression Ratio10:1
CamshaftHydraulic Roller Cam - .577 Intake / .577 Exhaust and 240 Intake / 248 Exhaust Duration @.050–112 LSA
PistonsForged - Dish - 20cc
CrankshaftForged Steel Crank – 4.000" Stroke and Forged 6.000" Rods
Fuel Recommendation91+ Octane
Ignition TimingInitial Timing 10-16 - Total Timing 32-34
Firing Order1,8,4,3,6,5,7,2
Stall Converter2200+ RPM
Intake ManifoldSatin Aluminum Intake Manifold - BPP427454INT
Spark PlugBPP7938 NGK 7938 BKR5E
Harmonic BalancerBPP350
Flexplate/FlywheelBPP399774
Recommended Service OilBPP10W30
Recommended Oil FilterBPP51061
Total Oil Capacity with Production Oil Pan, and Correct Filter5 Quarts