G4548995 BluePrint Engines 454 c.i BB Longblock

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  • BluePrint Engines 454 c.i BB  Longblock G4548995

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Item #: G4548995
Our Price: $8,949.00
Quantity:
3 units available

 

Cancer and Reproductive Harm

https://www.p65warnings.ca.gov

Description 

G4548995 BluePrint Engines 454 c.i BB Longblock 1989-1995 incl. 30 month / 50,000 warranty & Dyno

*Stock may be limited please call for availability before ordering* 
*Prices include shipping to a business address with a forklift or loading dock* 
*Residential addresses or lift gate deliveries please call for a quote*

50 State Legal Replacement 1989-1995 - GM Big Block Compatible 454 c.i. Engine - Long Block

SKU: G4548995

Horsepower & Torque: OEM

Cylinder Heads: Cast Iron

Compression Ratio: OEM

Camshaft: Flat Tappet - .409 Intake / .442 Exhaust Lift and 193 Intake / 203 Exhaust Duration @ .050

Pistons: Hypereutectic

Crankshaft: Cast Crank - 4.000" Stroke and 6.135" Rods



Description:

This engine is designed and manufactured to factory specs for the specified vehicles below. It's manufactured using tighter machining tolerances, higher quality components, and finer balancing of the rotating assembly to make this engine better than the original while still meeting the description of a “replacement” engine.

FITS Various 1989-1995 Chevy / GMC Vans Originally equipped with a 7.4L Engine. See application list below to confirm fitment.


Block:

  • BluePrint Engines High Strength Cast Iron Block, 454 BBC
  • Manufactured and Machined in the USA!
  • 4-Bolt Main
  • 4.000" Stroke,
  • 1-Piece Rear Main Seal
  • Mech Fuel Pump Provision: Yes
  • Standard Deck

Rotating Assembly:

  • New BluePrint Cast steel crankshaft
  • 4.000" Stroke 
  • 4.250" Bore
  • OEM Type 6.135" Connecting Rods w/ 150,000 PSI Bolts
  • OEM Spec Pistons
  • External Balanced

Cylinder Heads:

  • Iron heads -3/8 Accessory Bolt Holes on BOTH HEADS

Cam Specs:

  • Cam Type: Flat Tappet
  • OEM Spec Per Listed Vehicles

Ignition Timing:

  • OEM Specifications

Also Includes:

  • Valve Covers
  • Oil Pan
  • Timing Cover

Notes:

  • Designed as factory replacement long block for specified vehicles and year ranges, using OEM specification parts. Customer to re-use existing intake manifold, ecu (if equipped), exhaust, fuel system etc. Modification or replacement of provided tinware, and minor accommodations such as dipstick location may be required. 
  • Specifically designed as an OEM spec engine to meet emissions requirements of the specified vehicles, to meet the criteria of "replacement engine" in all 50 states. 
  • This engine has 3/8 accessory mounting bolt holes on BOTH HEADS. if your engine has 7/16 bolt holes you will need to source new mounting bolts/possibly sleeve down accessory bracket holes. 
  • Must confirm fitment with application list above. 
  • Features External 42.5 oz. imbalance. Recommend GM flywheel 14096987, or TCI flex plate 399973.

Product Accessories for BluePrint Engines 454 c.i BB Longblock G4548995

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