Cap and Plug Fittings
Circle Track Cap and Plug Fittings at JJ Motorsports
Cap and plug fittings are essential when sealing lines or unused ports to prevent leaks and maintain pressure. These durable plugs safeguard your fluid systems during storage or between races. Integrate them with other high-quality fluid line components for a dependable racing setup.
Shop trusted brands like Allstar Performance for plastic kits and Fragola for high-flow options. Explore related categories such as Circle Track Fittings and Plugs for complete fluid system solutions or Circle Track Hoses for matching lines.
Top Circle Track Cap and Plug Fittings
- Rear End Quick Change Fitting for Filler Tank – Aluminum, Black – Upgrade your quick change rear end setup with this fitting, designed for seamless connection to a filler tank. Made from lightweight aluminum and anodized in black, this fitting replaces the side bell inspection plug.
- Allstar Performance Plastic Plug Kit ALL50810 – AN Dust Plug 3 AN-16 AN Plastic Red Kit.
- Allstar Performance Plastic Cap Kit ALL50800 – AN Dust Cap 3 AN-16 AN Plastic Red 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
-
Earls Port Plug O-Ring Seal 16an (1pk) AT981416ERL
EARLS
$21.50Port Plug O-Ring Seal 16an (1pk)FittingPlug16 ANO-RingHex HeadAluminumBlack AnodizedEachEARAT981416ERL- SKU:
- EARAT981416ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- AT981416ERL
$21.50 -
Earls Port Plug O-Ring Seal 12an (1pk) AT981412ERL
EARLS
$17.20Port Plug O-Ring Seal 12an (1pk)FittingPlug12 ANO-RingHex HeadAluminumBlack AnodizedEachEARAT981412ERL- SKU:
- EARAT981412ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- AT981412ERL
$17.20 -
Earls #10 Port Plug Ano-Tuff AT981410ERL
EARLS
$11.45#10 Port Plug Ano-Tuff FittingPlug10 ANO-RingHex HeadAluminumBlack AnodizedEachEARAT981410ERL- SKU:
- EARAT981410ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- AT981410ERL
$11.45 -
Earls #8 Port Plug Ano-Tuff AT981408ERL
EARLS
$8.59#8 Port Plug Ano-Tuff FittingPlug8 ANO-RingHex HeadAluminumBlack AnodizedEachEARAT981408ERL- SKU:
- EARAT981408ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- AT981408ERL
$8.59 -
Earls 3/8NPT Ano-Tuff Internal Plug AT593204ERL
EARLS
$14.353/8NPT Ano-Tuff Internal PlugFittingPlug3/8 in NPTAllen HeadAluminumBlack AnodizedPairEARAT593204ERL- SKU:
- EARAT593204ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- AT593204ERL
$14.35 -
Earls NPT Plug Allen Head 1/8 NPT (2pk) AT593202ERL
EARLS
$11.47NPT Plug Allen Head 1/8 NPT (2pk)FittingPlug1/8 in NPTAllen HeadAluminumBlack AnodizedPairEARAT593202ERL- SKU:
- EARAT593202ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- AT593202ERL
$11.47 -
Earls Cap Plug 6an (2pk) AT592906ERL
EARLS
$10.38Cap Plug 6an (2pk) FittingCap6 ANAluminumBlack AnodizedPairEARAT592906ERL- SKU:
- EARAT592906ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- AT592906ERL
$10.38 -
Earls Cap Plug 4an (2pk) AT592904ERL
EARLS
$11.48Cap Plug 4an (2pk) FittingCap4 ANAluminumBlack AnodizedPairEARAT592904ERL- SKU:
- EARAT592904ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- AT592904ERL
$11.48 -
Earls Cap Plug 3an (2pk) AT592903ERL
EARLS
$11.44Cap Plug 3an (2pk) FittingCap3 ANAluminumBlack AnodizedPairEARAT592903ERL- SKU:
- EARAT592903ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- AT592903ERL
$11.44 -
Earls #6 Ano-Tuff Port Plug AT581406ERL
EARLS
$11.47#6 Ano-Tuff Port Plug FittingPlug6 ANO-RingHex HeadAluminumBlack AnodizedPairEARAT581406ERL- SKU:
- EARAT581406ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MFG Part #:
- AT581406ERL
$11.47 -
Earls AN Plug 6an (2pk) AT580606ERL
EARLS
$7.10AN Plug 6an (2pk) FittingPlug6 ANHex HeadAluminumBlack AnodizedPairEARAT580606ERL- SKU:
- EARAT580606ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- AT580606ERL
$7.10Qty in Cart: 0Quantity:Price:$7.10Subtotal: -
Earls AN Plug 3an (2pk) AT580603ERL
EARLS
$7.10AN Plug 3an (2pk) FittingPlug3 ANHex HeadAluminumBlack AnodizedPairEARAT580603ERL- SKU:
- EARAT580603ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- AT580603ERL
$7.10 -
Earls 3/4in Pipe Plug 993206ERL
EARLS
$10.023/4in Pipe Plug 993206ERL Durable aluminum construction for long-lasting use Designed as a fitting plug for efficient sealing Features a 3/4 inch NPT for standard compatibility Allen head design allows for easy installation and removal Striking blue...EAR993206ERL- SKU:
- EAR993206ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 993206ERL
$10.02 -
Earls 1/2in Pipe Plug 993205ERL
EARLS
$8.611/2in Pipe Plug 993205ERL Durable aluminum construction for long-lasting use 1/2 inch NPT thread for a secure fit Features an Allen head design for easy installation Blue anodized finish for enhanced corrosion resistance Ideal for plumbing and...EAR993205ERL- SKU:
- EAR993205ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 993205ERL
$8.61 -
Earls #12 Cap 992912ERL
EARLS
$17.20#12 Cap FittingCap12 ANAluminumBlue AnodizedEachEAR992912ERL- SKU:
- EAR992912ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 992912ERL
$17.20 -
Earls #10 Cap 992910ERL
EARLS
$12.88#10 Cap FittingCap10 ANAluminumBlue AnodizedEachEAR992910ERL- SKU:
- EAR992910ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 992910ERL
$12.88 -
Earls #8 Cap 992908ERL
EARLS
$10.02#8 Cap FittingCap8 ANAluminumBlue AnodizedEachEAR992908ERL- SKU:
- EAR992908ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 992908ERL
$10.02 -
Earls #10 Port Plug 981410ERL
EARLS
$11.45#10 Port Plug FittingPlug10 ANO-RingHex HeadAluminumBlue AnodizedEachEAR981410ERL- SKU:
- EAR981410ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 981410ERL
$11.45 -
Earls #10 Flare Plug 980610ERL
EARLS
$14.35#10 Flare Plug FittingPlug10 ANHex HeadAluminumBlue AnodizedEachEAR980610ERL- SKU:
- EAR980610ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 980610ERL
$14.35 -
Earls #8 Flare Plug 980608ERL
EARLS
$5.71#8 Flare Plug FittingPlug8 ANHex HeadAluminumBlue AnodizedEachEAR980608ERL- SKU:
- EAR980608ERL
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 980608ERL
$5.71
