Dart 31264655 Race Aluminum Engine Block, 10.2 Deck, 4.6 Bore, Billet Caps

Dart 31264655 Big Block Chevy, Race Aluminum, 10.2 in. Deck, 4.6 in. Bore, Billet Caps, Each

$9,528.15
MSRP: $10,021.21
(You save $493.06 )
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SKU:
DAT31264655
MPN:
31264655
Condition:
New
Weight:
144.00 LBS
Shipping:
Calculated at Checkout

Applies To Continental U.S. orders only

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The camshaft is raised .400″ above the stock location to increase clearance for the connecting rods and crankshaft counterweights. The main oil gallery is located alongside the camshaft tunnel to eliminate interference with the crank assembly.
Advanced engineering makes Dart Aluminum big blocks the choice for serious competition.


Features
  • Dart Aluminum blocks are cast from RMR Cast Aluminum alloy for superior strength and integrity.
  • Standard 9.800” or 10.200” deck heights/options to 10.400”.
  • Raised camshaft location +.400” clears stroker crankshafts.
  • Ductile Iron sleeves with extra thick cylinder walls promote excellent ring seal.
  • Reinforcing ribs strengthen the lifter valley and bell housing flange.
  • Inboard valley head stud bosses improve head gasket sealing.
  • Priority main oiling system delivers oil directly to the crankshaft bearings to enhance reliability at high engine speeds.
  • With or without distributor provision.
  • Steel 4-bolt main caps or Ductile Iron and optional Aluminum caps. Splayed outer bolts for extra strength.
  • Dual bolt patterns for standard BBC and notched oil pans.
  • HIP (Hot Isostatic Pressed) Casting.
  • Parts kit included (PN 32000006)
    • Engine Block Material:
    Aluminum
    Engine Block Style:
    Aftermarket/OEM tall deck
    Deck Height:
    10.200 in.
    Cylinder Bore Diameter:
    4.600 in.
    Maximum Bore Diameter:
    4.600 in.
    Cylinder Bore as Shipped:
    4.590 in.
    Finished Cylinder Bores:
    No
    Maximum Stroke:
    4.750 in.
    Main Caps Included:
    Yes
    Main Cap Material:
    Billet Steel
    Main Bolt Style:
    4-bolt
    Main Journal Type:
    454 mains
    Rear Main Seal Style:
    2-piece
    Main Cap Fasteners Included:
    Yes
    Main Bearings Included:
    No
    Engine Block Weight (lbs.):
    144 lbs.
    Raised Cam Location:
    0.400 in.
    Cam Bearings Included:
    Yes
    Freeze Plugs Included:
    Yes
    Finish:
    Natural
    Quantity:
    Sold individually.
    Notes:
    Block bores are .10 undersized to allow for piston set up. Cam location raised +.400 in., Lifter bores .842 in.,
    Make:
    Chevrolet
    Engine Family:
    Chevy big block Mark IV

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