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

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

2237.25
8949.00
        SPECIAL OFFER

          Please select all product options

          Product was out of stock

          share
          Description

          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.

          View the Application List HERE

          Block:

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

          Rotating Assembly:

          • Cast Crankshaft
          • 4.000" Stroke�
          • OEM Type 6.135" Connecting Rods w/ 150,000 PSI Bolts
          • OEM Spec Pistons
          • Externally Balanced Front and Rear

          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:

          • Timing Cover
          • Valve Covers
          • Oil Pan

          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 BluePrint Engines flywheel 14096987�or BluePrint Engines flex plate 399973.