Engine Blocks

JEGS offers a large selection of engine blocks for Chevrolet, Ford and Mopar applications. Choose an engine block from GM Performance, Dart, World products, Ford Racing, Mopar and others. Build a 454 big block engine, a stroker small block or a big cube horsepower monster with an engine block from JEGS. JEGS also carries engine stands to help assemble a new engine.

Individual Products Product Groups
Category: Engines & Components Engine Blocks


Mopar Performance Forged Crankshaft - Un-Machined Forging 4340 Steel


Forged Crankshaft - Un-Machined
  • Forging 4340 Steel
  • Un-Machined - Machine to your Specifications
  • Approximate Stroke Range 3.000" to 3.250"
  • $283.99
    Ships 03/02/17
    FREE Shipping
    Lowest Price Guarantee

    Mopar Performance A4 Camshaft Core - UGL Fits A4 Blocks w/ W9 or W9RP Cylinder Heads


    A4 Camshaft Core - UGL
  • Fits A4 Blocks w/ W9 or W9RP Cylinder Heads
  • Unground Lobes (Requires Custom Grind to Your Specifications)
  • 60mm Journals
  • $389.99
    Ships 03/02/17
    FREE Shipping
    Lowest Price Guarantee


    Mopar Performance Billet Crankshaft Billet 4340 Steel


    Billet Crankshaft
  • Billet 4340 Steel
  • 3.80" Stroke
  • 318/340 Main Journals
  • 2.000" Rod Journals (Use w/ SBC Small Journal Rod Bearings)
  • 6-Bolt GM Rear Flange (Fits Standard Sprint Car U-Joint)
  • $4,739.99
    Ships 03/02/17
    FREE Shipping
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    Mopar Performance Forged Crankshaft Forged 4340 Steel


    Forged Crankshaft
  • Forged 4340 Steel
  • 3.075" Stroke
  • 2.25" Main Journals (Use w/ Ford 302 Bearings)
  • 2.000" Rod Journals (Use w/ SBC Small Journal Rod Bearings)
  • $1,413.99
    Ships 03/02/17
    FREE Shipping
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    JEGS Performance Products Brass Freeze Plug Kit 1964-92 Small Block Chrysler 318-360


    Brass Freeze Plug Kit
  • 1964-92 Small Block Chrysler 318-360
  • Made in the USA
    Fits:
  • 1964-69 with 273 ci.
  • 1967-91 with 318 ci.
  • 1968-73 with 340 ci.
  • 1971-92 with 360 ci.
  • $24.99
    Ships Today
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