Product Summary

Long Block Crate Engine Type, 10.0:1 Compression Ratio

  • 465 Horsepower / 494 FT. LBS. Torque
  • BluePrint Engines Assembled, Edelbrock Aluminum Cylinder Heads
  • Hydraulic Roller - .544 Intake / .541 Exhaust Lift and 236 Intake / 242 Exhaust Duration @ .050 - 110° LSA
  • Compression Ratio: 10:1
  • Crankshaft: Cast Crank - 4.000" Stroke and Forged 6.123" Rods
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Key Specs

Crate Engine TypeLong Block
Compression Ratio10.0:1
Engine Displacement408 cu. in.
Camshaft TypeHydraulic Roller Tappet
Cylinder Head MaterialAluminum
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Need To Know

Made to Order

This custom item will ship when completed

Truck Shipment

Truck shipments must be pre-paid with a credit card, certified check or money order

Quick and Easy Returns

Return Policy

BluePrint Engines BPC4085CT Details

True Blue Power! BluePrints pro engine builders are enthusiasts just like you and it shows in the quality and performance of every engine they build. Each BluePrint crate engine is carefully dyno tested and ships with printed, proven results. If you’re looking serious horsepower at an affordable price, BluePrint Engines is the choice for you!

Chrysler 408 Base Engine - Aluminum Heads - Roller Cam

Overview

  • HP & Torque: 465 HP / 494 FT LBS
  • Compression Ratio: 10:1
  • Aluminum Heads
  • Roller Cam
  • Cast Steel 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
  • 2-Bolt Main
  • 4.000" Bored .040" over
  • 2-Piece Rear Main Seal
  • Mech fuel pump provision: Yes

Rotating Assembly

  • New Cast steel crankshaft
  • 4.000" Stroke
  • OEM type 6.123" connecting rods w/ 150,000 psi bolts
  • Forged pistons
  • External

Cylinder Heads

  • Aluminum Cylinder Heads - 58cc chamber
  • 2.02" intake/1.60" exhaust valves
  • 176cc intake/75cc exhaust runners
  • Cam Specs
  • Cam Type: Roller
  • .580 Intake .577 Exhaust
  • 235 Intake / 242 Exhaust duration
  • @ .050 - 110 degree lobe separation

Ignition Timing

  • 34 degrees total at 4000 RPM

Also Includes

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

Longblock Includes:

  • Oil Pan
  • Timing Cover
  • Valve Covers
  • Individual Dyno Results

Longblock Includes:

  • Oil Pan
  • Timing Cover
  • Valve Covers
  • Individual Dyno Results

Charts

Warranty Information

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CARB Warning

Follow EPA, CARB, and state regulations for engine changes

Emissions warning: this part is for vehicle engine changes, not direct oem engine replacements. In California, engine changes are legal when done in compliance with California bureau of automotive repairs (bar) engine change policy. For assistance, call bar referee at: (800) 622-7733. And see https://bar.Ca.Gov/consumer/smog_check_program/engine_changes. All customers must comply with federal epa mobile source enforcement memorandum no. 1a (and addendum) and all applicable state regulations when conducting engine changes. Improper installation and/or use of this part in California may subject the installer and/or owner to a $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and laws of all states for use of this engine change part on makes or models of vehicles that render them noncompliant with applicable state and/or federal emission laws with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine

BluePrint Engines BPC4085CT Specifications

KEY SPECS
MFG. Part #BPC4085CT
BrandBluePrint Engines
Crate Engine TypeLong Block
Compression Ratio10.0:1
Engine Displacement408 cu. in.
Camshaft TypeHydraulic Roller Tappet
Cylinder Head MaterialAluminum
Piston MaterialForged Aluminum
Crankshaft MaterialCast Steel
Carburetor IncludedNo
Intake Manifold IncludedNo
Distributor IncludedNo
Valve Covers IncludedYes
Engine BalanceExternal
Cylinder Heads IncludedYes
Rear Main Seal Style2-piece
Throttle Body IncludedNo
Timing Cover IncludedYes
Oil Pan IncludedYes
Water Pump IncludedNo
Harmonic Balancer IncludedNo
Flexplate IncludedNo
Flywheel IncludedNo
Air Cleaner IncludedNo
Spark Plugs IncludedNo
Spark Plug Wires IncludedNo
Computer IncludedNo
Wiring Harness IncludedNo
Recommended Fuel91 Octane
GENERAL
Torque494 ft./lbs.
Horsepower465 horsepower
Combustion Chamber Volume58cc
Camshaft Duration (.050 in)235° intake / 242° exhaust
Camshaft Lift (in).580 intake / .577 exhaust
Bore x Stroke (in)4.000" bored .040 over x 4.000"
Warranty30 month / 50,000 miles
AssembledYes
Cylinder Head StyleAssembled
CNC-Machined Combustion ChamberNo
Intake Runner Volume176cc
Intake Valves IncludedYes
Intake Valve Diameter2.02"
Exhaust Valves IncludedYes
Exhaust Valve Diameter1.6"
Valve Spring IncludedYes
BlockHand picked, seasoned, square and parallel decked, 2-bolt main
Sold in QuantityEach
Supercharger IncludedNo

Questions & Answers

Fitment

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