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Dart SB Chevy "Little M" Cast Iron Engine Block - 4.125" Bore and 400 Mains - Cast Main Caps


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DRT31152211
Engine, Little M Sportsman, Bare Block, 4.125 in Bore, 9.025 Deck, 400 Main, 4-Bolt / 2-Bolt Main, 2 Piece Seal, Iron, Small Block Chevy, Each

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Shipping: FREE SHIPPING via Truck Freight. Oversized / Overweight Item. Ships from Michigan.
Was: $2,604.93
Sale: $2,474.69
Save: 5%
Save: $130.24

Description

The ''Little M'' is the ideal basis for a sound powerful engine with the added benefit of compatibility with standard OEM components. It features extra thick cylinder walls, stnadard cam location, standard deck height, extra thick decks, 350 or 400 main bearing sizing, four bolt billet or cast main caps and is available with 4. 000'' or 4. 125'' bore.
  • Material: Superior iron alloy
  • Bore: 4. 00'' or 4. 125'' unfinished
  • Bore, max: 4. 185''
  • Cam bearing bore ID: SBC
  • 2. 00''
  • Cam bearings: Special coated, grooved, w/3 oil holes
  • Cam Bearing O. S. + . 010'', +. 020'', +. 030''
  • Cam bearing press: . 002''
  • Cam journal OD: Standard SBC
  • 1. 869''
  • Cam Plug: 2. 375'' dia. cup plug
  • Cylinder Wall Thickness: . 275'' min @ 4. 185'' bore
  • Deck Height: 9. 025''
  • Deck Thickness: . 675'' min.
  • Fuel Pump: Mechanical pump provision
  • Fuel Pump Pushrod: Standard length
  • Freeze Plugs: Press in cup plugs
  • Lifter Bores: SBC . 8427''
  • . 8437''
  • Main bearing size: 2. 450'' (350) 2. 650'' (400)
  • Main bearing bore: (350) 2. 6401'' /
  • . 001'' (400) 2. 8401'' /
  • . 001''
  • Main Cap Bolts: #1 7/16'' (2)
  • #2, #3, #4 7/16'' (2) 7/16'' splayed (2)
  • #5 1/2'' (2)
  • Main cap press: . 005''
  • Main caps: Ductile Iron
  • 4 bolt, center 3
  • Oil system: Wet Sump
  • Main Priority Oiling (can use dry sump)
  • Oil Pump shaft: Standard SBC shaft
  • Oil Filter: Standard SBC filter, uses 2 bolt filter adapter
  • Oil Pan: Standard SBC oil pan
  • Rear Main Seal: 350 main
  • std seal / 400 main
  • FelPro# 2909
  • Serial No. Left front & main caps
  • Starter: Standard SBC
  • Stud holes, Head: Blind holes
  • Timing chain/gears: Standard SBC components
  • Timing Cover: Can use stock cover / Magnesium w/ pump provision avail.
  • Torque Specs: #1
  • 4 7/16'' bolts
  • 65 ft lbs
  • #5 1/2'' bolts
  • 100 ft lbs
  • Weight: 205 lbs

    Pit Stop USA offers Dart SB Chevy "Little M" Cast Iron Engine Block - 4.125" Bore and 400 Mains - Cast Main Caps 31152211 at low everyday prices. Be sure to check out all of our products from Dart Machinery including Dart Machinery Cast Iron Engine Blocks - Small Block Chevy.
  • Details

    • DRT31152211
    • DRT31152211
    • Dart Machinery
    • Temporarily Not Available
    • Same Day Shipping!
    • New

    Shipping Information

    • Item Requires Shipping
    • 206.0 lbs.
    • W19.0000” x H15.0000” x L22.5000”
    • Shipping
    • This item ships in its own box.
    • FREE SHIPPING via Truck Freight. Oversized / Overweight Item. Ships from Michigan.

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