Crankshafts
Circle Track Crankshafts at JJ Motorsports
Convert piston motion into reliable rotational power with high-quality crankshafts from JJ Motorsports. Engineered for intense racing conditions, these forged steel cranks deliver exceptional durability and precision for Small Block Chevy, LS, and other engines in late models, modifieds, and street stocks, ensuring optimal torque and horsepower on demanding dirt ovals.
Shop trusted brands like Manley for 4340 forged options, Lunati for Voodoo series, Eagle for balanced cranks, and Scat Enterprises for high-stroke designs. Explore related categories such as Circle Track Crankshafts and Components for balancing plates or Circle Track Engines and Components for complete upgrades.
Top Circle Track Crankshafts
- Manley SBC 4340 Forged Crank 3.480 Stroke/350 mains 190310 – Crankshaft 3.480 in Stroke Internal Balance Forged Steel 2 Piece Seal Small Block Chevy Each.
- Manley SBC 4340 Forged Crank 3.480 Stroke 350 Mains 190310NB – Crankshaft 3.480 in Stroke Internal Balance Forged Steel 2-Piece Seal Each.
- GM LS 4340 Forged Crank 4.000 Stroke 70840001 – Crankshaft Voodoo 4.000 in Stroke Internal Balance Forged Steel GM LS-Series Each.
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 4340 Forged Crank - 4.000 Stroke 440040006000
EAGLE
$809.99SBC 4340 Forged Crank - 4.000 Stroke (4.4004E+11) Precision-engineered crankshaft for optimal performance 4.000-inch stroke enhances engine efficiency Designed with internal balance for smooth operation Constructed from durable forged steel for...EAG440040006000- SKU:
- EAG440040006000
- Availability:
- Ships Same Business Day
- Weight:
- 59.15 LBS
- MFG Part #:
- CRS440040006000
$809.99Qty in Cart: 0Quantity:Price:$809.99Subtotal: -
Eagle SBC 4340 Forged Crank - 3.875 Stroke 440038756000
EAGLE
$841.99SBC 4340 Forged Crank - 3.875 StrokeCrankshaft3.875 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachEAG440038756000- SKU:
- EAG440038756000
- Availability:
- Ships Same Business Day
- Weight:
- 59.95 LBS
- MFG Part #:
- CRS440038756000
$841.99Qty in Cart: 0Quantity:Price:$841.99Subtotal: -
Eagle SBC 4340 Forged Crank - 3.750 Stroke 435337505700
EAGLE
$869.99SBC 4340 Forged Crank - 3.750 StrokeCrankshaft3.750 in StrokeInternal BalanceForged Steel1 Piece SealSmall Block ChevyEachEAG435337505700- SKU:
- EAG435337505700
- Availability:
- Ships Same Business Day
- Weight:
- 55.35 LBS
- MFG Part #:
- CRS435337505700
$869.99Qty in Cart: 0Quantity:Price:$869.99Subtotal: -
Eagle SBF 4340 Forged Crank - 4.1700 Stroke 435241706200
EAGLE
$961.99SBF 4340 Forged Crank - 4.1700 StrokeCrankshaft4.170 in StrokeInternal BalanceForged Steel1 or 2 Piece SealSmall Block FordEachEAG435241706200- SKU:
- EAG435241706200
- Availability:
- Ships Same Business Day
- Weight:
- 61.90 LBS
- MFG Part #:
- CRS435241706200
$961.99Qty in Cart: 0Quantity:Price:$961.99Subtotal: -
Eagle SBF 4340 Forged Crank - 4.170 Stroke 435141706200
EAGLE
$961.99SBF 4340 Forged Crank - 4.170 StrokeCrankshaft4.170 in StrokeInternal BalanceForged Steel1 or 2 Piece SealSmall Block FordEachEAG435141706200- SKU:
- EAG435141706200
- Availability:
- Ships Same Business Day
- Weight:
- 61.75 LBS
- MFG Part #:
- CRS435141706200
$961.99 -
Eagle SBC 4340 Forged Crank - 3.750 Stroke 435037505700
EAGLE
$826.99SBC 4340 Forged Crank - 4.35038E+11 High-performance crankshaft designed for durability and strength 3.750-inch stroke for optimized engine performance Internal balance ensures smooth operation and reduced vibration Manufactured from forged steel for...EAG435037505700- SKU:
- EAG435037505700
- Availability:
- Ships Same Business Day
- Weight:
- 55.90 LBS
- MFG Part #:
- CRS435037505700
$826.99Qty in Cart: 0Quantity:Price:$826.99Subtotal: -
Eagle SBC 4340 Forged Crank - 3.480 Stroke - L/W 4350348057LA
EAGLE
$869.99SBC 4340 Forged Crank - 3.480 Stroke - L/WCrankshaftLightweight3.480 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachEAG4350348057LA- SKU:
- EAG4350348057LA
- Availability:
- Ships Same Business Day
- Weight:
- 51.75 LBS
- MFG Part #:
- CRS4350348057LA
$869.99Qty in Cart: 0Quantity:Price:$869.99Subtotal: -
Eagle SBC Cast Steel Crank - 3.750 Stroke 104003750
EAGLE
$339.99SBC Cast Steel Crank - 3.750 StrokeCrankshaft3.750 in StrokeExternal BalanceIron2 Piece SealSmall Block ChevyEachEAG104003750- SKU:
- EAG104003750
- Availability:
- Ships Same Business Day
- Weight:
- 53.90 LBS
- MFG Part #:
- CRS104003750
$339.99Qty in Cart: 0Quantity:Price:$339.99Subtotal: -
Eagle SBF 351W Cast Steel Crank - 3.850 Stroke 103513850
EAGLE
$442.99SBF 351W Cast Steel Crank - 3.850 StrokeCrankshaft3.850 in StrokeExternal BalanceIron1 or 2 Piece SealSmall Block FordEachEAG103513850- SKU:
- EAG103513850
- Availability:
- Ships Same Business Day
- Weight:
- 59.95 LBS
- MFG Part #:
- CRS103513850
$442.99 -
Eagle SBC Cast Steel Crank - 3.750 Stroke 10350375057I
EAGLE
$399.99SBC Cast Steel Crank - 3.750 StrokeCrankshaft3.750 in StrokeInternal BalanceIron2 Piece SealSmall Block ChevyEachEAG10350375057I- SKU:
- EAG10350375057I
- Availability:
- Ships Same Business Day
- Weight:
- 52.60 LBS
- MFG Part #:
- CRS10350375057I
$399.99 -
Eagle SBF Cast Steel Crank - 3.000 Stroke 103023000-50
EAGLE
$356.99SBF Cast Steel Crank - 103023000-50 Durable crankshaft designed for high-performance applications Features a 3.000 inch stroke for optimal engine efficiency External balance ensures smooth operation and reduced vibrations Manufactured from high-quality...EAG103023000-50- SKU:
- EAG103023000-50
- Availability:
- Ships Same Business Day
- Weight:
- 44.05 LBS
- MFG Part #:
- CRS103023000-50
$356.99Qty in Cart: 0Quantity:Price:$356.99Subtotal: -
Eagle SBF Cast Steel Crank - 3.000 Stroke 103023000
EAGLE
$316.99SBF Cast Steel Crank - 103023000 High-quality crankshaft designed for durability 3.000 inch stroke for optimized engine performance External balance ensures smooth operation Constructed from robust iron for long-lasting use Compatible with 1 or 2 piece...EAG103023000- SKU:
- EAG103023000
- Availability:
- Ships Same Business Day
- Weight:
- 45.25 LBS
- MFG Part #:
- CRS103023000
$316.99 -
SBC 4340 Forged Magnum Crank - 3.335 Stroke SAX-14A-MG
CALLIES
$3,115.00SBC 4340 Forged Magnum Crank - 3.335 StrokeCrankshaftMagnum3.335 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAX14A-MG- SKU:
- CALSAX14A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 23.76 LBS
- MFG Part #:
- SAX14A-MG
$3,115.00Qty in Cart: 0Quantity:Price:$3,115.00Subtotal: -
SBC 4340 Forged Magnum Crank - 4.000 Stroke SAO11A-MG
CALLIES
$3,270.00SBC 4340 Forged Magnum Crank - SAO-11A-MG High-performance crankshaft designed for small block Chevy engines Constructed from durable forged steel for enhanced strength and longevity Features a 4.000 inch stroke for optimal engine performance Internal...CALSAO11A-MG- SKU:
- CALSAO11A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 53.50 LBS
- MFG Part #:
- SAO11A-MG
$3,270.00Qty in Cart: 0Quantity:Price:$3,270.00Subtotal: -
SBC 4340 Forged Compstar Crank - 4.000 Stroke SAO-113-CS
CALLIES
$854.00SBC 4340 Forged Compstar Crank - 4.000 StrokeCrankshaftCompstar4.000 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAO113-CS- SKU:
- CALSAO113-CS
- Availability:
- Ships Same Business Day
- Weight:
- 56.00 LBS
- MFG Part #:
- SAO113-CS
$854.00Qty in Cart: 0Quantity:Price:$854.00Subtotal: -
SBC 4340 Forged Compstar Crank - 3.875 Stroke SAM-113-CS
CALLIES
$1,070.00SBC 4340 Forged Compstar Crank - 3.875 StrokeCrankshaftCompstar3.875 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAM113-CS- SKU:
- CALSAM113-CS
- Availability:
- Ships Same Business Day
- Weight:
- 56.00 LBS
- MFG Part #:
- SAM113-CS
$1,070.00Qty in Cart: 0Quantity:Price:$1,070.00Subtotal: -
SBC 4340 Forged Magnum Crank - 3.750 Stroke SAJ11A-MG
CALLIES
$3,115.00SBC 4340 Forged Magnum Crank - SAJ-11A-MG High-performance crankshaft designed for Small Block Chevy engines Durable forged steel construction for enhanced strength and reliability 3.750-inch stroke for optimal engine performance Internal balance for...CALSAJ11A-MG- SKU:
- CALSAJ11A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 53.00 LBS
- MFG Part #:
- SAJ11A-MG
$3,115.00Qty in Cart: 0Quantity:Price:$3,115.00Subtotal: -
SBC 4340 Forged Compstar Crank 3.625 Stroke SAH113-CM
CALLIES
$854.00SBC 4340 Forged Compstar Crank 3.625 StrokeCrankshaftCompstar3.625 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAH113-CM- SKU:
- CALSAH113-CM
- Availability:
- Ships Same Business Day
- Weight:
- 50.00 LBS
- MFG Part #:
- SAH113-CM
$854.00Qty in Cart: 0Quantity:Price:$854.00Subtotal: -
SBC 4340 Forged Compstar Crank 3.480 Stroke SAF143-CC
CALLIES
$1,020.00SBC 4340 Forged Compstar Crank 3.480 StrokeCrankshaftCompstar Comet3.480 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAF143-CC- SKU:
- CALSAF143-CC
- Availability:
- Ships Same Business Day
- Weight:
- 45.00 LBS
- MFG Part #:
- SAF143-CC
$1,020.00Qty in Cart: 0Quantity:Price:$1,020.00Subtotal:
