Rotating Assembly Kits

There are many advantages to getting a full balanced rotating engine assembly kit. Because the engine assembly components are balanced, you can basically assemble the engine with the parts as they are. Rotating kits are made up of components that work well with each other. This takes the guesswork out of choosing components.

Individual Products Product Groups
Category: Engines & Components Rotating Assembly Kits

Eagle Eagle Chevy Street Performance Rotating Assemblies


Street Performance Rotating Assembly
Stroke: 3.750
Disp. @ .030: 383
Rod Length: 5.700
Pistons: -5cc Flat Top
Rings: Standard Gap
Comp. Ratio 58cc/64cc/76cc: 11.4/10.7/9.4
$763.99
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Scat Ford 302 Series 9000 Cast Street/Strip Rotating Assembly 347ci


Ford 302 Series 9000 Cast Street/Strip Rotating Assembly
  • 347ci
  • 4.030'' Bore
  • Forged Flat Top Piston
  • 10.7:1 w/54cc; 10.2:1 w/58cc; 9.5:1 w/64cc
  • 3.400'' Crank Stroke
  • 5.400'' Rod Length
  • External Balanced Assembly

  • $1,284.00
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.480
    Disp. @ .030: 355
    Rod Length: 5.700
    Pistons: -5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.5/9.8/8.7
    $614.99
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    Scat Ford 302 Series 9000 Cast Street/Strip Rotating Assembly 331ci


    Ford 302 Series 9000 Cast Street/Strip Rotating Assembly
  • 331ci
  • 4.030'' Bore
  • Forged Flat Top Piston
  • 10.2:1 w/54cc; 9.8:1 w/58cc; 9.1:1 w/64cc
  • 3.250'' Crank Stroke
  • 5.400'' Rod Length
  • External Balanced Assembly

  • $1,284.00
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 383
    Rod Length: 5.700
    Pistons: -12cc Dish
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.4/9.8/8.7
    $833.99
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 383
    Rod Length: 5.700
    Pistons: -12cc Dish
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.4/9.8/8.7
    $854.99
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    Scat Chevy 350 Series 9000 Cast Street/Strip Rotating Assembly 383ci


    Chevy 350 Series 9000 Cast Street/Strip Rotating Assembly
  • 383ci
  • 4.030'' Bore
  • Forged Flat Top Piston
  • 12.2:1 w/58cc; 11.3:1 w/64cc; 9.9:1 w/76cc
  • 3.750'' Crank Stroke
  • 6.000'' Rod Length
  • Internal Balanced Assembly

  • $1,164.00
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 383
    Rod Length: 5.700
    Pistons: -5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 11.4/10.7/9.4
    $824.99
    Ships 01/24/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.480
    Disp. @ .040: 357
    Rod Length: 5.700
    Pistons: -5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.5/9.8/8.7
    $610.99
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke:3.480
    Disp. @ .030: 355
    Rod Length:5.700
    Pistons:-5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc:10.5/9.8/8.7
    $653.99
    Ships 02/24/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .040: 385
    Rod Length: 5.700
    Pistons: -5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 11.4/10.7/9.4
    $753.99
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 383
    Rod Length: 5.700
    Pistons: -12cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.5/9.9/8.8
    $803.99
    Ships 01/24/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.480
    Disp. @ .060: 360
    Rod Length: 5.700
    Pistons: -5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.37:1/9.71:1/8.63:1
    $610.99
    Ships 01/24/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .040: 385
    Rod Length: 5.700
    Pistons: -12cc Dish
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.4/9.8/8.7
    $753.99
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 406
    Rod Length: 5.700
    Pistons: -6cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 11.6/10.8/9.6
    $793.99
    Ships 01/24/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 383
    Rod Length: 5.700
    Pistons: -5cc Flat Top
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 11.4/10.7/9.4
    $803.99
    Ships 01/18/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.480
    Disp. @ .030: 355
    Rod Length: 5.700
    Pistons: -10cc Dish
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 9.5/8.9/8.0
    $602.99
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    Scat Ford 302 Series 9000 Cast Street/Strip Rotating Assembly 347ci


    Ford 302 Series 9000 Cast Street/Strip Rotating Assembly
  • 347ci
  • 4.030'' Bore
  • Premium Forged Flat Top Piston
  • 11.4:1 w/54cc; 10.8:1 w/58cc; 10.0:1 w/64cc
  • 3.400'' Crank Stroke
  • 5.400'' Rod Length
  • External Balanced Assembly
  • $1,636.00
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    Eagle Eagle Balanced Competition Rotating Assemblies


    Balanced Competition Rotating Assembly -
    454 2pc Seal
    Stroke: 4.250
    Disp. @ .060: 496
    Rod Length: 6.385
    Pistons: 43cc Dome
    Rings: File Fit
    Comp Ratio 112cc/118cc/124cc: 13.8/12.7/11.8
    $2,160.99
    Ships 01/24/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .030: 383
    Rod Length: 5.700
    Pistons: -12cc Dish
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.4/9.8/8.7
    $753.99
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    Scat Ford 302 Series 9000 Cast Street/Strip Rotating Assembly 331ci


    Ford 302 Series 9000 Cast Street/Strip Rotating Assembly
  • 331ci
  • 4.030'' Bore
  • Forged Flat Top Piston
  • 10.2:1 w/54cc; 9.8:1 w/58cc; 9.1:1 w/64cc
  • 3.250'' Crank Stroke
  • 5.400'' Rod Length
  • Unbalanced Assembly

  • $990.00
    Ships 01/26/17
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    Scat Chrysler 360 Series 9000 Cast Street/Strip Rotating Assembly 408ci


    Chrysler 360 Series 9000 Cast Street/Strip Rotating Assembly
  • 408ci
  • 4.030'' Bore
  • Forged Dish Piston
  • 10.2:1 w/62cc; 9.7:1 w/68cc; 9.3:1 w/70cc
  • 4.000'' Crank Stroke
  • 6.123'' Rod Length
  • Unbalanced Assembly

  • $1,374.00
    Ships 01/27/17
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    Scat Chrysler 360 4340 Forged Competition Rotating Assembly 408ci


    Chrysler 360 4340 Forged Competition Rotating Assembly
  • 408ci
  • 4.030'' Bore
  • Forged Dish Piston
  • 10.2:1 w/62cc; 9.6:1 w/68cc; 9.4:1 w/70cc
  • 4.000'' Crank Stroke
  • 6.123'' Rod Length
  • Internal Balanced Assembly

  • $2,027.00
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    Scat Chevy 350 Series 9000 Cast Street Performance Rotating Assembly 383ci


    Chevy 350 Series 9000 Cast Street Performance Rotating Assembly
  • 383ci
  • 4.030'' Bore
  • Hypereutectic Flat Top Piston
  • 12.0:1 w/58cc; 11.1:1 w/64cc; 9.8:1 w/76cc
  • 3.750'' Crank Stroke
  • 5.700'' Rod Length
  • External Balanced Assembly

  • $991.00
    Ships 02/10/17
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    Eagle Eagle Chevy Street Performance Rotating Assemblies


    Street Performance Rotating Assembly
    Stroke: 3.750
    Disp. @ .060: 388
    Rod Length: 5.700
    Pistons: -12cc Dish
    Rings: Standard Gap
    Comp. Ratio 58cc/64cc/76cc: 10.4/9.8/8.7
    $824.99
    Ships Today
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    Scat Chevy 350 Series 9000 Cast Street Performance Rotating Assembly 355ci


    Chevy 350 Series 9000 Cast Street Performance Rotating Assembly
  • 355ci
  • 4.030'' Bore
  • Hypereutectic Flat Top Piston
  • 10.6:1 w/58cc; 9.9:1 w/64cc; 9.3:1 w/76cc
  • 3.480'' Crank Stroke
  • 5.700'' Rod Length
  • Internal Balanced Assembly
  • $886.00
    Ships 01/27/17
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    (1)

    Scat Ford 302 Series 9000 Cast Street/Strip Rotating Assembly 347ci


    Ford 302 Series 9000 Cast Street/Strip Rotating Assembly
  • 347ci
  • 4.030'' Bore
  • Forged Flat Top Piston
  • 10.7:1 w/54cc; 10.2:1 w/58cc; 9.5:1 w/64cc
  • 3.400'' Crank Stroke
  • 5.400'' Rod Length
  • Unbalanced Assembly

  • $990.00
    Ships 01/26/17
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    Eagle Eagle Chevy Small Block 2pc Seal Balanced Street and Strip Rotating Assemblies


    Street and Strip Rotating Assembly -
    350 2pc External
    Stroke: 3.750
    Disp. @ .040: 385
    Rod Length: 5.700
    Pistons: -7cc Flat Top
    Rings: Standard
    Comp. Ratio 58cc/64cc: 11.7/10.9
    $898.99
    Ships 01/24/17
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    Scat Ford 302 Series 9000 Cast Street/Strip Rotating Assembly 347ci


    Ford 302 Series 9000 Cast Street/Strip Rotating Assembly
  • 347ci
  • 4.030'' Bore
  • Hypereutectic Flat Top Piston
  • 11.3:1 w/54cc; 10.7:1 w/58cc; 10:1 w/64cc
  • 3.400'' Crank Stroke
  • 5.400'' Rod Length
  • Unbalanced Assembly

  • $966.00
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    (1)

    Eagle Eagle Chevy Big Block 2pc Seal Street and Strip Rotating Assemblies


    Street and Strip Rotating Assembly
    Stroke: 4.250
    Disp. @ .030: 489
    Rod Length: 6.385
    Pistons: 18cc Dome
    Rings: File Fit
    Comp. Ratio 112cc/118cc/124cc: 10.7/10.2/9.7
    $1,396.99
    Ships 01/24/17
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