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
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Eagle SBF Cast Steel Crank - 3.400 Stroke 103023402
EAGLE
$316.99SBF Cast Steel Crank - 3.400 StrokeCrankshaft3.400 in StrokeExternal BalanceIron1 or 2 Piece SealSmall Block FordEachEAG103023402- SKU:
- EAG103023402
- Availability:
- Ships Same Business Day
- Weight:
- 43.65 LBS
- MFG Part #:
- CRS103023402
$316.99 -
Eagle SBF Cast Steel Crank - 3.250 Stroke 103023252
EAGLE
$316.99SBF Cast Steel Crank - 3.250 StrokeCrankshaft3.250 in StrokeExternal BalanceIron1 or 2 Piece SealSmall Block FordEachEAG103023252- SKU:
- EAG103023252
- Availability:
- Ships Same Business Day
- Weight:
- 43.00 LBS
- MFG Part #:
- CRS103023252
$316.99 -
SBC 4340 Forged Compstar Crank - 3.335 Stroke SAX-143-CC
CALLIES
$1,020.00SBC 4340 Forged Compstar Crank - 3.335 StrokeCrankshaftCompstar Comet3.335 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAX143-CC- SKU:
- CALSAX143-CC
- Availability:
- Ships Same Business Day
- Weight:
- 47.00 LBS
- MFG Part #:
- SAX143-CC
$1,020.00 -
SBC 4340 Forged Magnum Crank - 4.000 Stroke SAO-21A-MG
CALLIES
$3,331.00SBC 4340 Forged Magnum Crank - 4.000 StrokeCrankshaftMagnum4.000 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAO21A-MG- SKU:
- CALSAO21A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 55.00 LBS
- MFG Part #:
- SAO21A-MG
$3,331.00 -
SBC 4340 Forged Magnum Crank - 3.875 Stroke SAM14A-MG
CALLIES
$3,331.00SBC 4340 Forged Magnum Crank - SAM-14A-MG High-performance crankshaft designed for small block Chevy engines. Constructed from durable forged steel for enhanced strength and reliability. Features a 3.875-inch stroke for optimal engine performance...CALSAM14A-MG- SKU:
- CALSAM14A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 53.70 LBS
- MFG Part #:
- SAM14A-MG
$3,331.00 -
SBC 4340 Forged Magnum Crank - 3.875 Stroke SAM-11A-MG
CALLIES
$3,331.00SBC 4340 Forged Magnum Crank - 3.875 StrokeCrankshaftMagnum3.875 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAM11A-MG- SKU:
- CALSAM11A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 53.40 LBS
- MFG Part #:
- SAM11A-MG
$3,331.00 -
SBC 4340 Forged Magnum Crank - 3.800 Stroke SAK-21A-MG
CALLIES
$3,331.00SBC 4340 Forged Magnum Crank - 3.800 StrokeCrankshaftMagnum3.800 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAK21A-MG- SKU:
- CALSAK21A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 52.45 LBS
- MFG Part #:
- SAK21A-MG
$3,331.00 -
SBC 4340 Forged Magnum Crank - 3.750 Stroke SAJ21A-MG
CALLIES
$3,115.00SBC 4340 Forged Magnum Crank - SAJ-21A-MG High-performance crankshaft designed for small block Chevy engines Constructed from durable forged steel for enhanced strength and longevity Features a stroke measurement of 3.750 inches, optimizing engine...CALSAJ21A-MG- SKU:
- CALSAJ21A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 54.45 LBS
- MFG Part #:
- SAJ21A-MG
$3,115.00 -
SBC 4340 Forged Compstar Crank 3.750 Stroke SAJ-213-CS
CALLIES
$854.00SBC 4340 Forged Compstar Crank 3.750 StrokeCrankshaftCompstar3.750 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAJ213-CS- SKU:
- CALSAJ213-CS
- Availability:
- Ships Same Business Day
- Weight:
- 55.30 LBS
- MFG Part #:
- SAJ213-CS
$854.00 -
SBC 4340 Forged Compstar Crank - 3.750 Stroke SAJ-113-CS
CALLIES
$854.00SBC 4340 Forged Compstar Crank - 3.750 StrokeCrankshaftCompstar3.750 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAJ113-CS- SKU:
- CALSAJ113-CS
- Availability:
- Ships Same Business Day
- Weight:
- 55.45 LBS
- MFG Part #:
- SAJ113-CS
$854.00 -
SBC 4340 Forged Compstar Crank - 3.750 Stroke SAJ113-CC
CALLIES
$1,020.00SBC 4340 Forged Compstar Crank - 3.750 StrokeCrankshaftCompstar Comet3.750 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAJ113-CC- SKU:
- CALSAJ113-CC
- Availability:
- Ships Same Business Day
- Weight:
- 48.15 LBS
- MFG Part #:
- SAJ113-CC
$1,020.00 -
SBC 4340 Forged Magnum Crank - 3.500 Stroke SAG14A-MG
CALLIES
$3,115.00SBC 4340 Forged Magnum Crank - 3.500 StrokeCrankshaftMagnum3.500 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAG14A-MG- SKU:
- CALSAG14A-MG
- Availability:
- Ships Same Business Day
- Weight:
- 51.95 LBS
- MFG Part #:
- SAG14A-MG
$3,115.00 -
SBC 4340 Forged Compstar Crank - 3.500 Stroke SAG143-CM
CALLIES
$854.00SBC 4340 Forged Compstar Crank - SAG-143-CM High-performance crankshaft designed for enhanced engine efficiency Mid-weight construction for optimal balance and performance 3.500-inch stroke for increased power output Internal balance for smooth...CALSAG143-CM- SKU:
- CALSAG143-CM
- Availability:
- Ships Same Business Day
- Weight:
- 51.45 LBS
- MFG Part #:
- SAG143-CM
$854.00 -
SBC 4340 Forged Compstar Crank 3.500 Stroke SAG143-CC
CALLIES
$1,020.00SBC 4340 Forged Compstar Crank 3.500 StrokeCrankshaftCompstar Comet3.500 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAG143-CC- SKU:
- CALSAG143-CC
- Availability:
- Ships Same Business Day
- Weight:
- 46.50 LBS
- MFG Part #:
- SAG143-CC
$1,020.00Qty in Cart: 0Quantity:Price:$1,020.00Subtotal: -
SBC 4340 Forged Compstar Crank - 3.500 Stroke SAG-113-CM
CALLIES
$854.00SBC 4340 Forged Compstar Crank - 3.500 StrokeCrankshaftCompstar Mid Weight3.500 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAG113-CM- SKU:
- CALSAG113-CM
- Availability:
- Ships Same Business Day
- Weight:
- 23.86 LBS
- MFG Part #:
- SAG113-CM
$854.00 -
SBC 4340 Forged Compstar Crank 3.480 Stroke SAF-113-CM
CALLIES
$854.00SBC 4340 Forged Compstar Crank 3.480 StrokeCrankshaftCompstar Mid Weight3.480 in StrokeInternal BalanceForged Steel2 Piece SealSmall Block ChevyEachCALSAF113-CM- SKU:
- CALSAF113-CM
- Availability:
- Ships Same Business Day
- Weight:
- 51.20 LBS
- MFG Part #:
- SAF113-CM
$854.00 -
SBC 4340 Forged Crank - 4.000 Stroke 7-400-4000-6000
SCAT ENTERPRISES
$993.99CrankshaftExcalibur4.000 in StrokeExternal BalanceForged Steel1 Piece SealSmall Block ChevyEachSCA7-400-4000-6000- SKU:
- SCA7-400-4000-6000
- Availability:
- Ships Same Business Day
- Weight:
- 54.00 LBS
$993.99Qty in Cart: 0Quantity:Price:$993.99Subtotal: -
Ford 351C 4340 Forged Crank 3.500 Stroke 4-351C-3500-6000
SCAT ENTERPRISES
$1,032.99CrankshaftStandard Weight3.500 in StrokeExternal BalanceForged Steel1 or 2 Piece SealFord Cleveland / ModifiedEachSCA4-351C-3500-6000- SKU:
- SCA4-351C-3500-6000
- Availability:
- Ships Same Business Day
- Weight:
- 54.00 LBS
$1,032.99Qty in Cart: 0Quantity:Price:$1,032.99Subtotal: -
SBC 4340 Forged Crank - 3.875 Stroke 4-350-3875-6000
SCAT ENTERPRISES
$944.99High-performance crankshaft designed for Small Block Chevy engines Standard weight for optimal balance and performance 3.875-inch stroke for increased power and torque Internal balance for smoother operation Constructed from durable forged steel for...SCA4-350-3875-6000- SKU:
- SCA4-350-3875-6000
- Availability:
- Ships Same Business Day
- Weight:
- 58.05 LBS
- MFG Part #:
- 4-350-3875-6000
$944.99Qty in Cart: 0Quantity:Price:$944.99Subtotal: -
SBF 4340 Forged Crank - 3.000 Stroke 4-302-3000-5090-2123
SCAT ENTERPRISES
$910.99CrankshaftStandard Weight3.000 in StrokeExternal BalanceForged Steel1 or 2 Piece SealSmall Block FordEachSCA4-302-3000-5090-2123- SKU:
- SCA4-302-3000-5090-2123
- Availability:
- Ships Same Business Day
- Weight:
- 49.75 LBS
- MFG Part #:
- 4-302-3000-5090-2123
$910.99Qty in Cart: 0Quantity:Price:$910.99Subtotal:
