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Street Small Block Chevy Rotating Assembly

Price: $149.99 - $779.99
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These rotating assemblies are designed for street use and include Keith Black Hypereutectic pistons, Speedway 5140 I-beam rods and a Speedway Cast Steel crankshaft. Rings and bearings not included. Journals are standard size. Must use Clevite H-series bearings or equivalent.

Kit features:

  • Speedway Cast Steel Crankshaft
    • Two-piece rear main
    • 80-60-06 cast steel
  • Speedway 5140 I-Beam Connecting Rods
    • Heat treated, shot peened and magnafluxed
    • 5.7" or 6.0" length
    • Set of 8 rods
  • KB Hypereutectic Dished Pistons
    • T-5 heat treated aluminum construction 
    • 4.000" bore pistons available in .030, .040, or .060 sizes
    • 4.125" bore pistons available in .030 or .040 sizes
  • Speedway 5140 I-Beam Connecting Rods
    • 5.7" length
      • Bushed pin
      • 658 grams
    • 6.0" length
      • Bushed pin
      • 597 grams
    Reviews for Item #: 91510223
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    Print Page
    350 Dish 5.7 Rotating Assy
    Price:
    $649.99
    KT
    Item #:
    91510223
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    KB Chevy 350 Pistons - Dished
    Item #:
    474193
    Item Details:
    C/R 58cc=10.3, 64cc=9.6, 76cc=8.5
    Piston/Pin Weight: 670 g
    Rod Length: 5.7", Ring Style: A
    S/B Chevy 5140 Steel I-Beam Rods, 5.7"
    Item #:
    91015394
    Item Details:
    Bushed Pin - 588 grams
    1
      Show Specifications
    Speedway Chevy 350 Cast Steel Crankshaft
    Item #:
    91515350
    1
      Show Specifications
    • 91515350
      Rear Main Seal Style
      2-piece
      Stroke
      3.480"
      Main Journal Style
      350 mains
      Rod Journal Diameter
      2.10"
      Weight
      50
      Material Type
      Cast Steel
      Sold in Quantity
      Each
     
    (0 Rating)
    350 Dish 6.0 Rotating Assy
    Price:
    $749.99
    KT
    Item #:
    91510227
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    KB Chevy 350 Pistons - Dished
    Item #:
    474169
    Item Details:
    C/R 58cc=10.1, 64cc=9.4, 76cc=8.4
    Piston/Pin Weight: 630 g
    Rod Length: 6.0", Ring Style: C
    S/B Chevy 5140 Steel I-Beam Rods, 6.0"
    Item #:
    91015398
    Item Details:
    Bushed Pin - 577 grams
    1
      Show Specifications
    Speedway Chevy 350 Cast Steel Crankshaft
    Item #:
    91515350
    1
      Show Specifications
    • 91515350
      Rear Main Seal Style
      2-piece
      Stroke
      3.480"
      Main Journal Style
      350 mains
      Rod Journal Diameter
      2.10"
      Weight
      50
      Material Type
      Cast Steel
      Sold in Quantity
      Each
     
    (0 Rating)
    377 Dish 6.0 Rotating Assy
    Price:
    $779.99
    KT
    Item #:
    91510232
    Item Details:
    Includes spacers for main bearings
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    S/B Chevy 5140 Steel I-Beam Rods, 6.0"
    Item #:
    91015398
    Item Details:
    Bushed Pin - 577 grams
    1
      Show Specifications
    KB Chevy 377 Pistons - Dished
    Item #:
    474350
    Item Details:
    C/R 58cc=10.1, 64cc=9.5, 76cc=8.5
    Piston/Pin Weight: 660 g
    Rod Length: 6.0", Ring Style: A
    Speedway Chevy 350 Cast Steel Crankshaft
    Item #:
    91515350
    1
      Show Specifications
    • 91515350
      Rear Main Seal Style
      2-piece
      Stroke
      3.480"
      Main Journal Style
      350 mains
      Rod Journal Diameter
      2.10"
      Weight
      50
      Material Type
      Cast Steel
      Sold in Quantity
      Each
    Main Bearing Spacers For S/B Chevy 350 Crank
    Item #:
    5051120
    1
     
    (0 Rating)
    383 Chevy Rotating Assembly - 5.7" Rod
    Price:
    $679.99
    KT
    Item #:
    91510242
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    KB Chevy 383 Pistons - Dished
    Item #:
    474135
    Item Details:
    C/R 58cc=10.3, 64cc=9.7, 76cc=8.7
    Piston/Pin Weight: 645 g
    Rod Length: 5.7", Ring Style: A
    S/B Chevy 5140 Steel I-Beam Rods, 5.7"
    Item #:
    91015394
    Item Details:
    Bushed Pin - 588 grams
    1
      Show Specifications
    Speedway Chevy 383 Cast Steel Crankshaft
    Item #:
    91515383
    1
     
    (0 Rating)
    383 Chevy Street Rotating Assembly - 6.0 Inch Rods
    Price:
    $679.99
    KT
    Item #:
    91510247
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    KB Chevy 383 Pistons - Dished
    Item #:
    474164
    Item Details:
    C/R 58cc=10.2, 64cc=9.6, 76cc=8.6
    Piston/Pin Weight: 545 g
    Rod Length: 6.0", Ring Style: C
    S/B Chevy 5140 Steel I-Beam Rods, 6.0"
    Item #:
    91015398
    Item Details:
    Bushed Pin - 577 grams
    1
      Show Specifications
    Speedway Chevy 383 Cast Steel Crankshaft
    Item #:
    91515383
    1
     
    (0 Rating)
    400 Dish 5.7 Rotating Assy
    Price:
    $669.99
    KT
    Item #:
    91510249
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    KB Chevy 400 Pistons - Dished
    Item #:
    474168
    Item Details:
    C/R 58cc=10.4, 64cc=9.8, 76cc=8.8
    Piston/Pin Weight: 700 g
    Rod Length: 5.7", Ring Style: A
    S/B Chevy 5140 Steel I-Beam Rods, 5.7"
    Item #:
    91015394
    Item Details:
    Bushed Pin - 588 grams
    1
      Show Specifications
    Speedway Chevy 400 Cast Steel Crankshaft
    Item #:
    91515400
    Item Details:
    NOTE: Cut for a 5.7 rod and will NOT fit stock 5.565 rod.
    1
     
    (0 Rating)
    400 Dish 6.0 Rotating Assy
    Price:
    $699.99
    KT
    Item #:
    91510252
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    KB Chevy 400 Pistons - Dished
    Item #:
    474130
    Item Details:
    C/R 58cc=10.8, 64cc=10.2, 76cc=9.1
    Piston/Pin Weight: 575 g
    Rod Length: 6.0", Ring Style: C
    S/B Chevy 5140 Steel I-Beam Rods, 6.0"
    Item #:
    91015398
    Item Details:
    Bushed Pin - 577 grams
    1
      Show Specifications
    Speedway Chevy 400 Cast Steel Crankshaft
    Item #:
    91515400
    Item Details:
    NOTE: Cut for a 5.7 rod and will NOT fit stock 5.565 rod.
    1
     
    (0 Rating)
    Labor To Side Clearance Rods and Balance Rotating Assembly - 380/377 Kits
    Price:
    $149.99
    KT
    In Stock
    Item #:
    91510200
    Item Details:
    350/377 kit
    Please allow 24-48 hrs for a kit to ship w/ this labor option.
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    Labor-Balance Rotating Assy
    Item #:
    91600016
    1
    Side Clearance 8 Rods
    Item #:
    91600017
    1
     
    (1 Rating)
    Labor To Side Clearance Rods and Balance Rotating Assembly - 383/400 Kits (W/ Balance Plt & 8" Damp)
    Price:
    $219.99
    KT
    In Stock
    Item #:
    91510201
    Item Details:
    383/400 kit (includes balance plate and 8" damper)
    Please allow 24-48 hrs for a kit to ship w/ this labor option.
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    Labor-Balance Rotating Assy
    Item #:
    91600016
    1
    Side Clearance 8 Rods
    Item #:
    91600017
    1
    SBC 400 Harmonic Balancer - 8" Diameter - Steel
    Item #:
    91015400
    1
      Show Specifications
    1955-85 S/B Chevy Balancing Plate for 2 Piece Rear Main Seal Design
    Item #:
    91615375
    1
      Show Specifications
    • 91615375
      Overall Thickness
      0.110"
      Material Type
      Steel
      Finish
      Natural
      Sold in Quantity
      Each
      Notes
      Fits 1955-1985 SBC with a 2 piece rear main seal.
     
    (0 Rating)
    Our Techs also Suggest the Following:
    Labor To Side Clearance Rods and Balance Rotating Assembly - 380/377 Kits
    Price:
    $149.99
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    In Stock
    Item #:
    91510200
    Item Details:
    350/377 kit
    Please allow 24-48 hrs for a kit to ship w/ this labor option.
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    Labor-Balance Rotating Assy
    Item #:
    91600016
    1
    Side Clearance 8 Rods
    Item #:
    91600017
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    (1 Rating)
    Labor To Side Clearance Rods and Balance Rotating Assembly - 383/400 Kits (W/ Balance Plt & 8" Damp)
    Price:
    $219.99
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    In Stock
    Item #:
    91510201
    Item Details:
    383/400 kit (includes balance plate and 8" damper)
    Please allow 24-48 hrs for a kit to ship w/ this labor option.
    Open Kit Components
    - Selection of individual components may be necessary for kit purchase.
    Kit Components
    Labor-Balance Rotating Assy
    Item #:
    91600016
    1
    Side Clearance 8 Rods
    Item #:
    91600017
    1
    SBC 400 Harmonic Balancer - 8" Diameter - Steel
    Item #:
    91015400
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    1955-85 S/B Chevy Balancing Plate for 2 Piece Rear Main Seal Design
    Item #:
    91615375
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