Page 498 - 2021-22_EngineCatalogAP

ENGINE BLOCKS
Honda 4 Cylinder
DART Honda B18 & B20 Cast Aluminum Engine Blocks
Built to withstand the extreme cylinder pressures created by Turbos and NOS. They feature machined for aluminum con- necting rod clearance, oil galley hole moved to accommodate connecting rod clearance, HIP process to increase strength, steel billet main caps with ARP main studs, increased closed deck surface to increase rigidity and improve head gasket sealing and life, ductile iron dry sleeves, large water jackets for increased coolant circulation around cylinder barrels, and machined for piston oil sprayers (not included) to reduce piston temperatures and reduce detonation. Sold individually.
ENGINE BLOCK SLEEVES
Darton MID Series Sleeve Kits
The Darton MID (Modular Integrated Deck)Series Sleeve Kits are made from bullet-proof ductile iron
material with a phosphate coating protective barrier aides in the elimination of hot spots in the compression area and resists abrasion from hot, turbulent water created in the water jacket area of the block. The MID series kits improves block strength, cooling, for high boost applications, superior oil and compression control, 130,000 PSI tensile strength for street/ strip applications.
Part No.
Description
Deck Height
Bore
Main Diameter
DRT31496802
B-20 Block
226mm
84.5mm
Standard
DRT31496701
B-18 Block
212mm
81.5mm
Standard
DRT31496702
B-20 Block
226mm
81.5mm
Standard
DRT31496801
B-18 Block
212mm
84.5mm
Standard
Part No.
Application
Rough Bore
O.D.
Length
Wall Thickness
Flange Thickness
Flange Diameter
Darton Sleeves
Honda
DAR300-014
Honda B18 Dry Sleeve with Flange
3.180"
3.475"
5.500"
0.148"
.375"
3.580"
DAR300-018
Honda H22 Dry Sleeve with Flange
3.415"
3.650"
5.500"
0.118"
.375"
3.750"
DAR300-020
Honda K24/F20C/F22C Dry Sleeve with Flange
3.415"
3.650"
5.800"
0.118"
.375"
3.750"
DAR400-135-P †
Honda B18 MID Sleeve Set, 81mm
3.180"
3.750"
5.500"
0.285"
.500"
4.626"
DAR400-145-D †
Honda B-18 MID Sleeve Set, 84mm
3.298"
3.750"
5.500"
0.285"
.500"
4.626"
DAR400-160-P †
Honda H22A/A1/A4/H23 MID Sleeve Set, 87mm
3.415"
3.850"
5.800"
0.217"
.500"
4.826"
Nissan
DAR300-038
Nissan VR38 V-6 Replacement Cylinder Sleeve
3.745"
3.970"
5.500"
.112"
.230"
4.210"
Subaru
DAR300-031-3
Subaru EJ25 99.5mm-102mm
3.890"
4.251"
4.800"
0.180"
.500"
4.600"
† Modular Integrated Deck (MID) sleeves are sold in complete sets. Must use Cometic MID-specific gaskets.
CONNECTING RODS
“I” Beam Performance Steel Connecting Rods
BoostLine Connecting Rods
Best option for any high-horsepower engine. BoostLine Connecting Rods are forged from premium 4340 chromoly and fea- ture an I-Beam design with a new, patented 3-pocket design specifically for turbo applications and provide 60% more bend- ing strength compared to the common H-beam rods, and ARP2000 cap screw rod bolts. Finished and inspected in the USA, complete with detail inspection report.
Oliver I-Beam Rods
Oliver I-Beam Connecting Rods feature an exclusive "Parabolic Beam" design and are precision-machined from premium mill-certified aircraft quality E4340 AQ chromoly alloy, ARP 2000 3/8" cap fasteners, heat-treated to produce a 100% martensite grain structure, full stress relieved and have the tightest bore spacing for precise specifications.
496 2021-22 ENGINE BUILDER CATALOG
SPORT COMPACT IMPORT & DOMESTIC