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Home > Racing Blocks > Dart Race Series BBC Blocks
 Dart Big M Racing Block Chevy
Starting at $2786.47
Plus shipping
"Ready to Assemble" Race Prep 
& Finish Hone Available!
 

Dart Race Series Blocks

Race Series Valley

 

RACE SERIES TALL-DECK IRON
PN REFERENCE
Dart PN
Deck Height
Bore Dia.
Bore Spacing
31283485
10.0004.5004.840
31283685
10.0004.6004.840
31283455
10.2004.5004.840
31283655
10.2004.6004.840
31283495
10.4004.5004.840
31283695
10.4004.6004.840
31283465
10.6004.5004.840
31283665
10.6004.6004.840
31293665
10.6004.7004.900
31293865
10.6004.7004.900
31283475
11.1004.5004.840
31283675
11.1004.6004.840
31293875
11.1004.7004.900

Dart Race Series BBC Blocks

If you're looking to build an "All Out" BIG Big Block Chevy up to 763ci for competition then take a look at all the features the Dart Race Series Blocks offer. These Cast Iron blocks have all the ingredients that max hp large cubic inch engines need - such as raised .600 cam, .750" wider pan rails for BIG stroke cranks and up to 11.1" Deck Heights.

Features

  • Made in the USA
  • Available in 10.2, 10.6 or 11.1 deck heights
  • 4.500 to 4.625 bore
  • .600 Raised Cam for increased rod clearance
  • 4.840 or 4.900 bore spacing
  • Spread Pan Rails
  • Billet Steel Main Caps
  • Lifter Bores available in .842", .904", .937" or 1.063" dia
  • Coated Cam Bearings, freeze plugs and dowels included
  • 2.125" Standard or 55 to 60 mm Roller Cam Bearings
  • Brand new precision machined block
  • Priority main oiling system oils all of the main bearings before the lifters
  • Siamesed extra thick cylinder walls resist cracking and improve ring seal
  • Blind head bolt holes
  • Oil filter boss drilled and tapped for external oil pump lines
  • Two additional head bolt bosses on each side of lifter valley
  • Splayed 4 bolt center three main caps
  • All OE bolt holes for starter, clutch ball, etc.
  • Available in Compacted Graphite for double the strength

Lukovich Options

Also available as a ready to assemble package from Lukovich Racing Engines with finish honing, with complete or partial rotating assembly, or in assembled short block and long block combinations.

Dart Cast Iron Race Series Block Specifications


Material:Superior Cast Iron Alloy
 Bore:4.500" - 4.600" with 4.840" bore space
  4.600" - 4.700" with 4.900" bore space
 Bore Spacing:4.840" & 4.900"
 Stroke:5.500" max
 Cubic inch: 750" max recommended
 Cam bearing bore ID:2.250"
 Camshaft position: Raised .600"
 Cam Drive: DRCE II Timing chain, Gear drive or Belt drive
 Cam Bearings:Special coated, grooved, w/3 oil holes
 Cam Bearing O.S. : +.010", +.020", +.030"
 Cam Bearing Press: .002"
 Cam Journal OD:2.125"
 Cam Plug:2.500" dia. Pioneer# EPS-191-10 (included)
 Cylinder Wall Thickness: .300" min at 4.700"
 Deck Height: 10.200", 10.600" and 11.100"
 Deck Thickness: Adequate for all applications
 Fuel Pump:Mechanical pump provision
 Fuel Pump Pushrod:9.136 OAL (Moroso 22072)
 Freeze Plugs:Press in cup plugs
 Inner Head Stud:2 or 4 slotted bosses per side
 Lifter Bores: .842", .904", .937" or 1.063" dia
 Lifter Boss:Raised .350 for longer lifter bore
 Main Bearing Size: Std. BBC
 Main Bearing Bore:2.937" - 2.938"
 Main Caps:Steel Billet or Ductile Iron (Sportsman)
 Main Cap Bolts:All are 4-bolt ", #2, #3, #4 have splayed outer bolts
 Main Cap Register:Deep Step Register on each side (No Dowels Needed)
 Main Cap Press:.005" - .005."
 Oil Galley, Main:Stepped , 9/16" - 1/2" - 7/16"
 Oil Galley, Filter-Main:5/8"
 Oil System: Wet or Dry Sump - Main Priority Oiling Oil Galley, main: Stepped, 9/16" - 1/2" - 7/16" Oil Galley, filter main: 5/8"
 Oil Pump Shaft:Moroso #22072 (Overall length 7.353")
 Oil FIlter:Relocated Oil Filter location
 Oil Pan:Donovan pan bolt pattern (spread pan rails .750")
 Rear Main Seal: STD 2 pc seal / Fel-Pro# 2918
 Rear Main Thrust Width:1.622"- 1.624"
 Serial Number:On main caps
 Starter:Mounts in standard location
 Stud Holes, Head:Blind holes Head: Timing chain/gears
 Timing Chain/Gears:DRCE (+.600")
 Timing Cover:DRCE
 Torque Specs:All 1/2" bolts - 100 lbs
 Weight:11.100" /4.600" bore - 327 lb

 

 

 

 

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