Flywheels
Circle Track Flywheels at JJ Motorsports
Maximize power transfer and reduce rotating mass with lightweight, high-strength flywheels from JJ Motorsports. Designed specifically for circle track racing transmissions (Bert, Brinn, Falcon), these steel and aluminum flywheels deliver instant throttle response, quick revs, and reliable engagement in IMCA, USMTS, late models, and modifieds.
Shop trusted brands like Bert, RAM, and Quarter Master for proven racing flywheels. Explore related categories such as Circle Track Manual Transmissions & Components for complete drivetrain solutions or Circle Track Clutches & Components for matching clutch packs.
Top Circle Track Flywheels
- Bert New Style Flywheel Steel HTD BER370-S-H – Heavy-duty steel flywheel with HTD belt drive; designed for newer Bert transmissions, perfect for high-horsepower dirt late models and modifieds.
- RAM Lightweight Steel Flywheel 86-Up Internal Balance RAM1514 – Lightweight internal balance flywheel for 1986-up small block Chevy; neutral balance, SFI-approved for racing safety and performance.
- Quarter Master Flywheel Bert/Brinn 91T Chevy w/ Coupler 1pc Steel QTR509139B – One-piece steel flywheel with 91-tooth ring gear and integrated coupler; direct fit for Bert and Brinn transmissions on 1-piece rear main seal Chevy engines.
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
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Bert Flywheel New Chevy HTD 320-NC-EXT
BERT TRANSMISSIONS
$292.99A quality flywheel is critical to your engine's ability to deliver consistent power and smooth operation, especially in high-performance and racing applications. The Bert Flywheel HTD 320-NC-EXT is engineered for Chevy V8 engines running external balance...BER320-NCEXT- SKU:
- BER320-NCEXT
- Availability:
- Ships Same Business Day
- Weight:
- 4.85 LBS
- MFG Part #:
- 320-NC-EXT
$292.99 -
Bert Flywheel LS Chevy HTD 320-LS1
BERT TRANSMISSIONS
$224.99The Bert 320-LS1 HTD Flywheel is engineered for LS-series engines that demand precision power delivery and reliable clutch engagement. Built with internal balancing and high-tensile steel construction, this one-piece flywheel eliminates parasitic weight...BER320-LS1- SKU:
- BER320-LS1
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- MFG Part #:
- 320-LS1
$224.99Qty in Cart: 0Quantity:Price:$224.99Subtotal: -
Bert Flywheel Ext. Balance Chevy 400 HTD 320-400
BERT TRANSMISSIONS
$305.99If you're running a Chevy 400 with external balance requirements, this Bert flywheel is engineered to deliver the rotational stability and precision timing your engine demands. The HTD pulley design ensures positive belt engagement for accessory drives,...BER320-400- SKU:
- BER320-400
- Availability:
- Ships Same Business Day
- Weight:
- 4.33 LBS
- MFG Part #:
- 320-400
$305.99 -
Bert Flywheel New SBC External Balance BER311-NCEXT
BERT TRANSMISSIONS
$236.99If you're running a Bert transmission on your Small Block Chevy, you need a flywheel engineered to match its external balance specifications—mismatches here cause vibration, premature wear, and unreliable power transfer. This one-piece steel Bert...BER311-NCEXT- SKU:
- BER311-NCEXT
- Availability:
- Ships Same Business Day
- Weight:
- 3.51 LBS
- MFG Part #:
- 311-NC-EXT
$236.99 -
Flywheel SBC External Balance 87-up R105205K
ACE RACING CLUTCHES
$156.82If you're running an externally balanced Small Block Chevy engine, your stock flywheel is costing you performance and reliability. This cast-iron SBC flywheel is engineered to match external balance configurations, ensuring smooth operation at high RPM...ACER105205K- SKU:
- ACER105205K
- Availability:
- Ships Same Business Day
- Weight:
- 17.53 LBS
- MFG Part #:
- R105205K
$156.82 -
Quarter Master Button Flywheel LS 7.25in 509150
QUARTER MASTER
$358.67If you're running a Quarter Master Optimum-V clutch on your LS-powered machine, this button flywheel is engineered to maximize engagement precision and reduce rotational mass for quicker throttle response. Built from high-grade steel with internal...QTR509150- SKU:
- QTR509150
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- MFG Part #:
- 509150
$358.67 -
Quarter Master Flywheel Bert 110 Tooth Chevy/Ford Late 509134
QUARTER MASTER
$245.54If you're running a Street Stock setup or transitioning to a dedicated racing clutch system, the Quarter Master 110-tooth flywheel is engineered for precise engagement and durability under repeated heat cycles. This neutral-balance design eliminates...QTR509134- SKU:
- QTR509134
- Availability:
- Ships Same Business Day
- Weight:
- 2.21 LBS
- MFG Part #:
- 509134
$245.54Qty in Cart: 0Quantity:Price:$245.54Subtotal: -
Quarter Master Flywheel 7.25in SBC L/W Blank Bolt Pattern 50911009SC
QUARTER MASTER
$163.28If you're building a lightweight, high-revving small-block Chevy engine, the Quarter Master 7.25" flywheel is engineered to reduce rotational mass and improve throttle response without sacrificing durability. This externally balanced steel flywheel...QTR50911009SC- SKU:
- QTR50911009SC
- Availability:
- Ships Same Business Day
- Weight:
- 4.40 LBS
- MFG Part #:
- 50911009SC
$163.28 -
Quarter Master 5.5 Button Flywheel Pro & V-Drive Ext. Balance 505171SCZZ
QUARTER MASTER
$281.01If you're running a high-performance Chevy engine with serious clutch demands, the Quarter Master 5.5 Button Flywheel Pro delivers the precision engineering and durability required for consistent track performance. The externally balanced steel...QTR505171SCZZ- SKU:
- QTR505171SCZZ
- Availability:
- Ships Same Business Day
- Weight:
- 2.96 LBS
- MFG Part #:
- 505171SCZZ
$281.01
