Rotating Assembly
Circle Track Rotating Assembly at JJ Motorsports
Rotating assemblies deliver a comprehensive solution for building a balanced and durable bottom end. These pre-configured kits are optimized for reliability and power in circle track scenarios. Pair them with other engine-building components for a dominant performance on the track.
Shop trusted brands like Eagle for forged and cast options. Explore related categories such as Circle Track Crankshafts for rotational balance or Circle Track Connecting Rods for durable connections.
Top Circle Track Rotating Assembly
- Eagle SBC Balanced Rotating Assembly - 383 .030 KITB15454E030 – Rotating Assembly, 383 CID, Cast Crank, Hypereutectic Pistons, 3.750 in Stroke, 5.700 in I-Beam Rods, Small Block Chevy Kit.
- Eagle SBC Street Perf Engine Assembly Balanced KITB15405E060 – Rotating Assembly, 388 CID, Cast Crank, Hypereutectic Pistons, 3.750 in Stroke, 5.700 in I Beam Rods, Small Block Chevy Kit.
- Eagle SBC Balanced Rotating Assembly Kit KITB15402E040 – Rotating Assembly, Street / Strip, 357 CID, Cast Crank, Hypereutectic Pistons, 4.040 in Bore, 5.700 in I Beam Rods, Small Block Chevy Kit.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Eagle SBC Balanced Rotating Assembly - 383 .030 KITB15454E030
EAGLE
$1,289.99Rotating Assembly383 CIDCast CrankHypereutectic Pistons3.750 in Stroke5.700 in I-Beam RodsSmall Block ChevyKitEAGB15454E030- SKU:
- EAGB15454E030
- Availability:
- Ships Same Business Day
- Weight:
- 95.00 LBS
$1,289.99Qty in Cart: 0Quantity:Price:$1,289.99Subtotal: -
Eagle SBC Street Perf Engine Assembly Balanced KITB15405E060
EAGLE
$1,437.99Rotating Assembly388 CIDCast CrankHypereutectic Pistons3.750 in Stroke5.700 in I Beam RodsSmall Block ChevyKitEAGB15405E060- SKU:
- EAGB15405E060
- Availability:
- Ships Same Business Day
- Weight:
- 95.00 LBS
$1,437.99 -
Eagle SBC Balanced Rotating Assembly Kit KITB15402E040
EAGLE
$1,204.99Rotating AssemblyStreet / Strip357 CIDCast CrankHypereutectic Pistons4.040 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAGB15402E040- SKU:
- EAGB15402E040
- Availability:
- Ships Same Business Day
- Weight:
- 88.00 LBS
$1,204.99 -
Eagle SBF Rotating Assembly Kit 289/302 16003040
EAGLE
$1,529.99Rotating Assembly349 CIDCast CrankForged Pistons3.400 in Stroke4.040 in Bore5.400 in I Beam RodsSmall Block FordKitEAG16003040- SKU:
- EAG16003040
- Availability:
- Ships Same Business Day
- Weight:
- 85.00 LBS
$1,529.99 -
Eagle SBC Rotating Assembly Kit - Street & Strip 13202040
EAGLE
$1,218.99Rotating Assembly350 CIDCast CrankHypereutectic Pistons3.480 in Stroke4.040 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13202040- SKU:
- EAG13202040
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,218.99Qty in Cart: 0Quantity:Price:$1,218.99Subtotal: -
Eagle SBC Rotating Assembly Kit - Street & Strip 13202030
EAGLE
$1,218.99Rotating Assembly350 CIDCast CrankHypereutectic Pistons3.480 in Stroke4.030 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13202030- SKU:
- EAG13202030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,218.99Qty in Cart: 0Quantity:Price:$1,218.99Subtotal: -
Eagle SBC Rotating Assembly Kit Street/Strip 13056030
EAGLE
$1,599.99Rotating AssemblyStreet / Strip383 CIDCast CrankForged Pistons3.750 in Stroke4.030 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13056030- SKU:
- EAG13056030
- Availability:
- Ships Same Business Day
- Weight:
- 55.00 LBS
$1,599.99 -
Eagle SBC Rotating Assembly Kit - Street & Strip 13021040
EAGLE
$1,542.99Rotating Assembly350 CIDCast CrankForged Pistons3.480 in Stroke4.040 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13021040- SKU:
- EAG13021040
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,542.99Qty in Cart: 0Quantity:Price:$1,542.99Subtotal: -
Eagle SBC Rotating Assembly Kit - Street & Strip 13021030
EAGLE
$1,542.99Complete rotating assembly designed for optimal performance Compatible with 350 CID engines for powerful street and strip applications Durable cast crankshaft for reliability and strength High-quality forged pistons for enhanced durability and...EAG13021030- SKU:
- EAG13021030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,542.99Qty in Cart: 0Quantity:Price:$1,542.99Subtotal: -
Eagle SBC Rotating Assembly Kit - Street & Strip 13020030
EAGLE
$1,679.99Complete rotating assembly designed for optimal performance Compatible with 350 CID engines for powerful street and strip applications Durable cast crankshaft for reliability and strength High-quality forged pistons for enhanced durability and...EAG13020030- SKU:
- EAG13020030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,679.99Qty in Cart: 0Quantity:Price:$1,679.99Subtotal: -
Eagle SBC Rotating Assembly Kit - Street & Strip 13010040
EAGLE
$1,278.99Rotating Assembly406 CIDCast CrankHypereutectic Pistons3.750 in Stroke4.165 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13010040- SKU:
- EAG13010040
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,278.99 -
Eagle SBC Rotating Assembly Kit - Street & Strip 13007030
EAGLE
$1,549.99Rotating Assembly383 CIDCast CrankForged Pistons3.750 in Stroke4.030 in Bore6.000 in I Beam RodsSmall Block ChevyKitEAG13007030- SKU:
- EAG13007030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,549.99 -
Eagle SBC Rotating Assembly Kit - Street & Strip 13006030
EAGLE
$1,549.99Rotating Assembly383 CIDCast CrankForged Pistons3.750 in Stroke4.030 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13006030- SKU:
- EAG13006030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,549.99Qty in Cart: 0Quantity:Price:$1,549.99Subtotal: -
Eagle SBC Rotating Assembly Kit - Street & Strip 13005040
EAGLE
$1,099.99Rotating Assembly383 CIDCast CrankHypereutectic Pistons3.750 in Stroke4.040 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13005040- SKU:
- EAG13005040
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,099.99Qty in Cart: 0Quantity:Price:$1,099.99Subtotal: -
Eagle SBC Rotating Assembly Kit - Street & Strip 13005030
EAGLE
$1,099.99Rotating Assembly383 CIDCast CrankHypereutectic Pistons3.750 in Stroke4.030 in Bore5.700 in I Beam RodsSmall Block ChevyKitEAG13005030- SKU:
- EAG13005030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1,099.99Qty in Cart: 0Quantity:Price:$1,099.99Subtotal: -
Eagle SBF Rotating Assembly Kit - Street & Strip 16004030
EAGLE
$1,679.99SBF Rotating Assembly Kit - Street & StripRotating Assembly347 CIDCast CrankForged Pistons3.400 in Stroke4.030 in Bore5.400 in I Beam RodsSmall Block FordKitEAG16004030- SKU:
- EAG16004030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- KIT16004030
$1,679.99 -
Eagle SBC Rotating Assembly Kit - Competition 12029030
EAGLE
$2,649.99SBC Rotating Assembly Kit - 12029030 High-performance Rotating Assembly designed for competition use Engineered for 355 CID Small Block Chevy applications Durable forged crank for exceptional strength and reliability Lightweight forged pistons enhance...EAG12029030- SKU:
- EAG12029030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- KIT12029030
$2,649.99 -
Eagle SBC Rotating Assembly Kit - Competition 12020040
EAGLE
$2,509.99SBC Rotating Assembly Kit - CompetitionRotating Assembly357 CIDForged CrankForged Pistons3.500 in Stroke4.040 in Bore6.000 in H Beam RodsSmall Block ChevyKitEAG12020040- SKU:
- EAG12020040
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- KIT12020040
$2,509.99 -
Eagle SBC Rotating Assembly Kit - Competition 12004060
EAGLE
$2,619.99SBC Rotating Assembly Kit - CompetitionRotating Assembly355 CIDForged CrankForged Pistons3.480 in Stroke4.060 in Bore6.000 in H Beam RodsSmall Block ChevyKitEAG12004060- SKU:
- EAG12004060
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- KIT12004060
$2,619.99 -
Eagle SBC Rotating Assembly Kit - Competition 12004030
EAGLE
$2,609.99SBC Rotating Assembly Kit - CompetitionRotating Assembly355 CIDForged CrankForged Pistons3.480 in Stroke4.030 in Bore6.000 in H Beam RodsSmall Block ChevyKitEAG12004030- SKU:
- EAG12004030
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- KIT12004030
$2,609.99Qty in Cart: 0Quantity:Price:$2,609.99Subtotal:
