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GM Performance 19170538 - GM Performance 454 C.I.D. Bare Engine Blocks

  • Engine Block, Cast Iron, 4-Bolt Mains, 4.250 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, Big Block, Each
  • Application Specific
  • Warnings
    • This part is shipped via truck freight, additional shipping charges will apply. Multiple truck freight parts on an order may increase the shipping amount.
  • Estimated Ship Date: 5/29/2012
 
BrandGM Performance
Manufacturer's Part Number19170538
Part TypeEngines, Bare Blocks
Product LineGM Performance 454 C.I.D. Bare Engine Blocks
Summit Racing Part NumberNAL-19170538
 
Main Journal TypeOEM
Engine Block StyleStock/OEM standard deck
Deck Height (in)9.800 in.
Cylinder Bore as Shipped4.250 in.
Maximum Cylinder Bore Diameter4.310 in.
Engine Block MaterialCast iron
Main Bolt Style4-bolt
Main Caps IncludedYes
Main Cap MaterialCast iron
Main Cap Fasteners IncludedYes
Main Bearings IncludedNo
Rear Main Seal Style1-piece
Finished Cylinder BoresYes
Raised Cam LocationNo
Cam Bearings IncludedYes
Freeze Plugs IncludedYes
QuantitySold individually.
ToolStroker Combinations
 

Direct from GM Performance are these 454 c.i.d. bare engine blocks. These are special Gen. VI bare iron blocks with 4.25 in. cylinder bores with 4-bolt main bearing caps. They have machined fuel pump pads, a one-piece rear main seal design, and standard 454 deck height. The maximum cylinder bore on these blocks is 4.25 in. plus .060 in. O.S., and will require the "Gen V/GenVI" design one-piece oil pan.

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