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Dart Pro Assembled Chev Gen III SHP LS Next Short Block
Designed for high performance applications, ideal for hot rodders, drag racers, circle track competitors, and off-road enthusiast. Accepts most OE or aftermarket oil pans. Pro-built by the experts at Dart. All components are internally balanced to Dart's high standards. A Competition Products exclusive. No warranty expressed or implied.
Dart SHP LS Next Cast Iron Block Plate Honed
Callies CompStar 4340 Forged Steel Crankshaft
Callies CompStar 4340 6.125" H-Beam Rods
Howards ProMax Forged 2618 Aluminum Pistons
Howards True Seal 1.5, 1.5, 3.0mm Rings
Clevite H-Series Rod & Main Bearings
Coated Cam Bearings
Accepts Most OE or Aftermarket Oil Pans
Internally Balanced
Pro Assembled by Dart
Extra Freight Applies.
Product Type: Engine Short Block
Application: Chev Gen III LS 403ci
Bore: 4.005"
Stroke: 4.000"
Block: Dart LS Next
Deck Height: 9.240"
Main Caps: Steel 4-Bolt (all 5 positions), Splayed Center 3
Main Cap Bolts: Dart
Crankshaft: Callies CompStar 4340 Steel (8 counterweight)
Pistons: Howards ProMax Forged 2618 Aluminum
Piston Dome Type/Volume: -12cc Flat Top
Compression: 11.5 w/66cc heads
Connecting Rods: 6.125" Callies CompStar 4340 Steel H-Beam (Bushed)
Connecting Rod Fasteners: ARP L-19 Capscrews
Rings: Howards True Seal 1.5, 1.5, 3.0mm
Rod Bearings: Clevite (H-Series)
Main Bearings: Clevite (Special H-Series)
Cam Bearings: Yes (Coated)
Freeze Plugs: Brass
Balanced: Yes (Internal)
Assembled: Yes
Reluctor Wheel Included: 24 Tooth
Flexplate Included: No
Harmonic Balancer Included: No
Manufacturer: Competition Products / Dart Machinery
Manufacturer's Part Number: 93861403
Warranty: Race Application, No warranty expressed or implied.
Quantity: Sold as Each
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