Crankshaft Pulleys
Circle Track Crankshaft Pulleys at JJ Motorsports
Enhance accessory drive efficiency and reduce parasitic loss with precision crankshaft pulleys from JJ Motorsports. Available in V-belt and serpentine designs with various ratios, these lightweight aluminum pulleys ensure optimal belt tension and RPM matching for water pumps, alternators, and power steering in demanding IMCA, USMTS, and dirt oval racing conditions for late models, modifieds, and street stocks.
Shop trusted brands like Jones Racing Products for billet aluminum pulleys and Allstar Performance for 1:1 ratio options. Explore related categories such as Circle Track Water Pump Pulleys for matching components or Circle Track Belts and Pulleys for complete drive systems.
Top Circle Track Crankshaft Pulleys
- Jones Racing 4.250in Crank Pulley Dual Dowel CS-5102-WC-H – Crankshaft Pulley, Serpentine, 6-Rib, 4.250 in Diameter, 1 in Mandrel, Dual Dowel, Aluminum, Black Anodized, Each.
- Jones Racing Pulley Crankshaft V-Belt 5in 1in ID CS-3102-C-B-5 – Crankshaft Pulley, V-Belt, 1 Groove, 5.000 in Diameter, 1 in Mandrel, 1/8 in Keyway, Billet Aluminum, Black Anodized, Universal, Each.
- Allstar Performance 1:1 Crank Pulley ALL31084 – Crankshaft Pulley, V-Belt, 2 Groove, 6.625 in Diameter, 1 to 1, Aluminum, Natural, Short Water Pump, Small Block Chevy, 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!
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- Qty in Cart
- Quantity
- Price
- Subtotal
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Peterson Fluid HTD Crank Driven Pulley 05-1220
PETERSON FLUID
$51.99A quality crankshaft pulley is critical for maintaining precise belt synchronization and reliable accessory drive performance in high-output engines. The Peterson Fluid HTD Crank Driven Pulley ensures consistent power transfer to your alternator, water...PTR05-1220- SKU:
- PTR05-1220
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- MFG Part #:
- 05-1220
$51.99 -
Peterson Fluid HTD Crank Driven Pulley 05-1219
PETERSON FLUID
$50.99A precision crankshaft pulley is foundational to any belt-drive accessory system, directly affecting the reliability and efficiency of your power distribution. The Peterson Fluid HTD design ensures positive engagement with minimal slippage, critical for...PTR05-1219- SKU:
- PTR05-1219
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 05-1219
$50.99 -
Peterson Fluid HTD Crank Driven Pulley 05-1218
PETERSON FLUID
$49.99A precision crankshaft pulley is fundamental to any high-performance engine build, directly affecting accessory drive reliability and timing accuracy. The Peterson Fluid HTD Crank Driven Pulley delivers the durability and dimensional consistency required...PTR05-1218- SKU:
- PTR05-1218
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- 05-1218
$49.99 -
Peterson Fluid Crank Pulley Gilmer 26T 05-0226
PETERSON FLUID
$74.99A quality crankshaft pulley is essential for reliable accessory drive performance and precise engine timing. The Peterson Fluid Crank Pulley delivers consistent belt engagement and durability in high-demand racing and performance applications. Built from...PTR05-0226- SKU:
- PTR05-0226
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- MFG Part #:
- 05-0226
$74.99 -
Peterson Fluid Crank Pulley Gilmer 24T 05-0224
PETERSON FLUID
$62.99The Peterson Fluid Crank Pulley is engineered for precision belt-drive systems that demand reliability under sustained RPM loads. Upgrading to a quality crank pulley ensures consistent timing pulley alignment and reduces harmonic vibration that can...PTR05-0224- SKU:
- PTR05-0224
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- MFG Part #:
- 05-0224
$62.99 -
Peterson Fluid Crank Pulley Gilmer 21T 05-0221
PETERSON FLUID
$61.99The Peterson Fluid Crank Pulley Gilmer 21T is engineered for builders who demand precision in their belt-drive systems. By integrating a proven Gilmer tooth profile with quality aluminum construction, this pulley ensures reliable power transfer and...PTR05-0221- SKU:
- PTR05-0221
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MFG Part #:
- 05-0221
$61.99 -
Peterson Fluid Crank Pulley Gilmer 19T 05-0219
PETERSON FLUID
$57.99A precision crankshaft pulley is critical for maintaining accurate belt-drive timing and preventing slippage under load—whether you're running a serpentine system or custom accessory drive. The Peterson Fluid Crank Pulley delivers the CNC-machined...PTR05-0219- SKU:
- PTR05-0219
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- 05-0219
$57.99 -
Peterson Fluid Crank Pulley Gilmer 18T 05-0218
PETERSON FLUID
$56.99A properly matched crankshaft pulley is essential for maintaining accurate accessory drive timing and preventing belt slippage under load. The Peterson Fluid Crank Pulley delivers the precision geometry and lightweight construction needed for high-RPM...PTR05-0218- SKU:
- PTR05-0218
- Availability:
- Ships Same Business Day
- Weight:
- 0.26 LBS
- MFG Part #:
- 05-0218
$56.99 -
Peterson Fluid Crank Pulley Gilmer 17T 05-0217
PETERSON FLUID
$55.99A precision crankshaft pulley is critical for reliable accessory drive performance, especially when running aftermarket serpentine systems or upgrading your belt-driven components. The Peterson Fluid 17T Gilmer pulley delivers consistent power transfer...PTR05-0217- SKU:
- PTR05-0217
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- MFG Part #:
- 05-0217
$55.99 -
Peterson Fluid Crank Pulley Gilmer 16T 05-0216
PETERSON FLUID
$54.99A lightweight crankshaft pulley is essential for reducing rotational mass and improving engine responsiveness, especially in forced induction applications where pulley efficiency directly impacts accessory drive performance. The Peterson Fluid Crank...PTR05-0216- SKU:
- PTR05-0216
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- MFG Part #:
- 05-0216
$54.99 -
Peterson Fluid Crank Pulley Gilmer 14T 05-0214
PETERSON FLUID
$43.99A quality crank pulley is fundamental to any belt-driven accessory system, and Peterson Fluid's Gilmer profile design ensures precise synchronization with your supercharger, alternator, or water pump setup. The aluminum construction keeps rotating mass...PTR05-0214- SKU:
- PTR05-0214
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- 05-0214
$43.99 -
Peterson Fluid Crank Pulley Gilmer 18T 05-0208
PETERSON FLUID
$49.99A precision crank pulley is essential for accurate belt drive synchronization and reliable accessory operation at high RPM. The Peterson Fluid Gilmer 18T delivers a lightweight aluminum construction with gray anodizing for corrosion resistance, making it...PTR05-0208- SKU:
- PTR05-0208
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MFG Part #:
- 05-0208
$49.99 -
Peterson Fluid Crank Pulley Gilmer 16T 05-0206
PETERSON FLUID
$46.99A properly sized crank pulley is fundamental to any forced induction or high-RPM engine build, directly affecting belt tension, accessory drive efficiency, and overall system reliability. The Peterson Fluid Crank Pulley eliminates the guesswork with...PTR05-0206- SKU:
- PTR05-0206
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 05-0206
$46.99 -
Peterson Fluid Crank Pulley Gilmer 14T 05-0204
PETERSON FLUID
$42.99A precision crankshaft pulley is fundamental to any belt-driven accessory system—it ensures proper synchronization with your alternator, water pump, and supercharger while maintaining consistent load distribution. The Peterson Fluid 14-tooth Gilmer...PTR05-0204- SKU:
- PTR05-0204
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 05-0204
$42.99 -
Moroso Double Groove Crnk Pulle 64110
MOROSO
$96.99A reliable crankshaft pulley is essential for proper belt drive system operation and engine accessory performance. The Moroso Double Groove Crank Pulley delivers the precision fitment and durability needed for Small Block Chevy engines running V-belt...MOR64110- SKU:
- MOR64110
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- MFG Part #:
- 64110
$96.99 -
Moroso Double Groove Crnk Pulle 64060
MOROSO
$84.99A quality crankshaft pulley is essential for reliable belt drive performance and proper accessory synchronization on small block Chevy engines. The Moroso Double Groove design delivers consistent power transfer to your water pump, alternator, and other...MOR64060- SKU:
- MOR64060
- Availability:
- Ships Same Business Day
- Weight:
- 1.76 LBS
- MFG Part #:
- 64060
$84.99 -
Moroso Single Groove Crnk Pulle 64050
MOROSO
$57.99A properly functioning crankshaft pulley is critical to engine accessory drive efficiency and overall reliability. The Moroso Single Groove Crankshaft Pulley delivers consistent power transmission to your water pump and charging system while eliminating...MOR64050- SKU:
- MOR64050
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- MFG Part #:
- 64050
$57.99 -
KRC Serpentine Crank Pulley 3.5in R-Lok KRC 38235000
KRC POWER STEERING
$70.95The KRC Serpentine Crank Pulley is engineered for serious racers and high-performance builds that demand reliable belt drive efficiency and minimal rotational mass. Its compact 3.5-inch diameter and lightweight aluminum construction reduce parasitic drag...KRC38235000- SKU:
- KRC38235000
- Availability:
- Ships Same Business Day
- Weight:
- 0.51 LBS
- MFG Part #:
- KRC 38235000
$70.95 -
Jones Racing Pulley Serpentine 4in Dia Direct Mnt SBC DH-5102-G
JONES RACING PRODUCTS
$94.94A properly engineered crankshaft pulley is essential for reliable serpentine belt drive operation and accurate engine timing. The Jones Racing 4-inch pulley delivers direct-mount simplicity for Small Block Chevy applications, eliminating installation...JRPDH-5102-G- SKU:
- JRPDH-5102-G
- Availability:
- Ships Same Business Day
- Weight:
- 0.82 LBS
- MFG Part #:
- DH-5102-G
$94.94Qty in Cart: 0Quantity:Price:$94.94Subtotal: -
Jones Racing Pulley Crankshaft HTD 20 Tooth 1in Wide CS-6102-B-20
JONES RACING PRODUCTS
$66.04The Jones Racing Pulley Crankshaft HTD 20 Tooth is engineered for precise belt drive synchronization in forced induction and accessory drive systems where timing accuracy directly impacts performance and reliability. This CNC-machined aluminum pulley...JRPCS-6102-B-20- SKU:
- JRPCS-6102-B-20
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- CS-6102-B-20
$66.04Qty in Cart: 0Quantity:Price:$66.04Subtotal:
