Mopar Magnum 408CI Stroker Crate Engine | Small Block Chrysler | Shortblock

$2,799.00

Part #: BPC4085

Description

Dyno Tested Warranty
  • Will Accept Roller Cam (not included)
    Steel Crank
    Forged Pistons
  • 10:1 Compression Ratio with a 58cc Combustion Chamber

Block:

  • Hand picked seasoned Magnum 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

Rotating Assembly:

  • New Steel crankshaft
    4.000" Stroke
    Forged Magnum 6.123" connecting rods w/ 150,000 psi bolts
    Forged 23cc Dish pistons
    External Balanced 
  • Magnum 360 Weighted balancer required (BPP360)
  • LA360 rear balance

Cylinder Heads (Not Included):

  • Block oils valvetrain through pushrods only. 
  • Primarily designed for Magnum heads.
  • Can only accept LA heads if used with aftermarket Pushrods w/ oiling, and Pushrod oiling accommodating rockers , aftermarket lifters, and valvetrain. (such as TrickFlow)  
  • This is NOT a drop in replacement for an LA shortblock. 
  • Will Accept Magnum based heads, or aftermarket heads with pushrod oiling capabilities.  (such as trickflow)
  • Does NOT have oiling holes in Deck surface. 

Warranty:

  • 12 month 

Notes:

  • Not for use in pollution controlled vehicles.
  • Magnum heads require Magnum Pattern intake manifold. Tested with BPP7577

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

Part #: BPC4085

Description

Dyno Tested Warranty
  • Will Accept Roller Cam (not included)
    Steel Crank
    Forged Pistons
  • 10:1 Compression Ratio with a 58cc Combustion Chamber

Block:

  • Hand picked seasoned Magnum 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

Rotating Assembly:

  • New Steel crankshaft
    4.000" Stroke
    Forged Magnum 6.123" connecting rods w/ 150,000 psi bolts
    Forged 23cc Dish pistons
    External Balanced 
  • Magnum 360 Weighted balancer required (BPP360)
  • LA360 rear balance

Cylinder Heads (Not Included):

  • Block oils valvetrain through pushrods only. 
  • Primarily designed for Magnum heads.
  • Can only accept LA heads if used with aftermarket Pushrods w/ oiling, and Pushrod oiling accommodating rockers , aftermarket lifters, and valvetrain. (such as TrickFlow)  
  • This is NOT a drop in replacement for an LA shortblock. 
  • Will Accept Magnum based heads, or aftermarket heads with pushrod oiling capabilities.  (such as trickflow)
  • Does NOT have oiling holes in Deck surface. 

Warranty:

  • 12 month 

Notes:

  • Not for use in pollution controlled vehicles.
  • Magnum heads require Magnum Pattern intake manifold. Tested with BPP7577

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

Customer Reviews

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Your BluePrint engine was dyno tested with the parts and specifications listed below.  If you prefer to install a different part, your engine may not produce the horsepower recorded on your dyno sheet.

 

Part Number: BPC4083

Fuel Delivery Type: Carbureted, 750cfm ** Not included**

Spark Plug: BPP7938 (BKR5E/7938)

Harmonic Balancer: BPP360 360 EXTERNALLY BALANCED '93-'97, 7.25" Diameter

Flexplate/Flywheel: Pre-Magnum, Weighed 360

Stall Converter: 2000-2400 rpm

Intake Manifold: Dual plane, satin aluminum

Fuel Recommendation: 91 Octane

Timing (Initial/Total Advance): Initial timing - 10-16° and Total timing 32-34°

Firing Order: 1,8,4,3,6,5,7,2

Recommended Break in Oil : BPP710 (Click Here)

Recommended Service Oil : BPP10W30 (Click Here) 

Recommended Oil Filter ; BPP51515 (Click Here)

Total Oil capacity with production oil pan, and Correct BPP51515 Filter : 5 Quarts

 

Click here to download a copy of the Installation Guide that came with your BluePrint engine.

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