ENGINE BLOCKS
Iron Small Blocks Built to GM quality specifications and available with 2-piece rear main seals, blocks are available for 350 or 400 style engines.
Deck Height
Main Cap
Main Bore
Part No.
Description
Bore
Iron Engine Blocks GMP10105123
Iron Block W 1-Piece Rear Main
4.000" 9.025" 4-Bolt Grey Iron
350 350 350
GMP12480047 GMP12480157
Iron Bowtie Block Iron Bowtie Block
3.980" 9.025" 4.117" 9.025"
4-Bolt Nodular 4-Bolt Nodular
ENGINE BLOCK SLEEVES
Rough Bore
Wall Thickness
Flange Thickness
Flange Diameter
Part No.
Application
O.D.
Length
Dart
DRT32110213 DRT32110221 DRT32110211
SBC Iron Sleeve 9.025" Deck SBC Iron Sleeve 9.325" Deck SBC Iron Sleeve 9.025" Deck
4.125" 4.310" 5.625" 4.115" 4.300" 5.925" 4.125" 4.310" 5.625" 4.120" 4.272" 5.545" 3.970" 4.254" 6.000" 4.090" 4.375" 6.750" 4.490" 4.750" 8.000" 3.990" 4.273" 5.575" 4.110" 4.273" 5.575" 4.110" 4.273" 6.075" 4.115" 4.300" 5.625" 3.990" 4.300" 5.535" 3.990" 4.272" 5.535" 4.110" 4.272" 5.535" 4.110" 4.282" 5.535" 4.110" 4.320" 5.535" 4.110" 4.300" 5.535"
0.185" 0.185" 0.185"
0.200" 0.200" 0.200" 0.230" 0.200" 0.125" 0.188" 0.190" 0.190" 0.190" 0.200" 0.188" 0.188" 0.188" 0.188" 0.188" 0.188"
4.500" 4.500" 4.500" 4.380" 4.500" 4.440" 4.897" 4.371" 4.371" 4.371" 4.390" 4.481" 4.481" 4.481" 4.481" 4.481" 4.481"
Darton Sleeves DAR100-2003
Bowtie Block
0.076" 0.142" 0.143" 0.130" 0.141" 0.081" 0.081" 0.090" 0.155" 0.141" 0.081" 0.086" 0.105" 0.095"
DAR100-3135 DAR100-3138
Small Block Chevrolet Replacement Sleeve
SBC Iron Sleeve 9.025" Deck
DAR100-8007-05
Donovan SBC Block Donovan SBC Block Donovan SBC Block
DAR100-9001 DAR100-9003
DAR100-9003-TD
Donovan SBC 4.110" Bore Dart SBC Aluminum Block
DAR32110211
Brodix/Rodeck Engine Block Sleeves DAR100-1010
Small Block Chevrolet Style Small Block Chevrolet Style Small Block Chevrolet Style Repl. Cyl. Sleeve Brodix SBC Repl. Cyl. Sleeve Brodix SBC Small Block Chevrolet Style
DAR100-1010-A DAR100-1011-A
DAR100-1011-A.010 DAR100-1011.020
DAR100-1011
Repair Sleeve DARRS4.0625-3-32
Repair Sleeve 4.056" Bore x 4.250" OD
4.056" 4.250" 6.750"
0.097" 0.128"
— — — —
DARRS4.125-1-8
Stock Block Repair Sleeve
4.119" 4.375"
7.750"
Melling HP
MELCSL157 MELCSL130
High-Strength Gray Iron Univ. Flange High-Strength Gray Iron Univ. Flange High-Strength Gray Iron Univ. Flange High-Strength Gray Iron Univ. Flange High-Strength Gray Iron Univ. Flange High-Strength Gray Iron Univ. Flange
4.000" 4.1905" 7.875" 4.125" 4.315" 6.750" 4.000" 4.1905" 6.250"
0.094" 0.094" 0.094" 0.94" 0.125" 0.094"
N/A N/A N/A N/A N/A N/A
N/A N/A N/A N/A N/A N/A
MELCSL136HP MELCSL198 MELCSL298 MELCSL1154
4.000" 4.190" 4.000" 4.125"
5.875" 5.875"
4.031" 4.2215" 6.375"
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2021-22 ENGINE BUILDER CATALOG
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