Throttle Control Kits
Circle Track Throttle Control Kits at JJ Motorsports
Take total control of your circle track race car’s throttle with premium throttle control kits and adjustable stops from JJ Motorsports, designed for precise WOT regulation and quick return-to-idle in high-RPM racing conditions. These high-quality components prevent over-travel, ensure consistent wide-open throttle, and improve safety for dirt track, oval, and stock car setups.
Shop top brands like Holley and Wehrs Machine for race-proven reliability. Whether you're locking down a 2-barrel 500 CFM for IMCA or setting up a 650–750 CFM for late models, these kits pair perfectly with our carb linkages and carburetors to give you repeatable, track-legal throttle control every lap.
Top Circle Track Throttle Control Kits
- Adjustable Throttle Pedal Stop WEHRWM254 – Billet adjustable stop; 1"–3" range for perfect WOT on any pedal setup.
- Holley 2-Barrel Throttle Stop QRP64-158 – Quick-release stop for 500 CFM 2-barrel carbs; mandatory for many IMCA and UMP classes.
- Throttle Stop Adjustable 1.5in–2.25in COL21864 – Universal adjustable stop; fits most pedal assemblies for 4-barrel carbs.
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
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On Sale
Wehrs Adjustable Throttle Pedal Stop WEHWM254
WEHRS MACHINE
MSRP: $30.99Now: $28.00Was: $30.99Gas Pedal StopLarge4 in AdjustmentAluminumClear AnodizedEachWEHWM254- SKU:
- WEHWM254
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- WM254
MSRP: $30.99Now: $28.00Was: $30.99 -
QuickCar Racing Products Holley 2 Barrel Throttle Stop Adjustable Aluminum Black Anodized 64-158
QUICKCAR RACING PRODUCTS
$59.95The Holley 2 Barrel Throttle Stop is an adjustable throttle stop designed for Holley 2-barrel carburetors. Constructed from lightweight aluminum with a black anodized finish, it ensures durability and a sleek appearance. This kit provides precise...QRP64-158- SKU:
- QRP64-158
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MFG Part #:
- 64-158
$59.95 -
Moroso Holley Throttle Stop 65042
MOROSO
$49.99Holley Throttle Stop Throttle StopAdjustableSteelZinc OxideHolley 4150 CarburetorsKitMOR65042- SKU:
- MOR65042
- Availability:
- Ships Same Business Day
- Weight:
- 0.36 LBS
- MFG Part #:
- 65042
$49.99 -
Longacre Primary Throttle Stop Bracket 2 BBL 52-32732
LONGACRE
$35.99Primary Throttle Stop Bracket 2 BBLThrottle StopAluminumRed AnodizedHolley 2-Barrel CarburetorsKitLON52-32732- SKU:
- LON52-32732
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MFG Part #:
- 52-32732
$35.99 -
Longacre Primary Throttle Stop Bracket Holley 52-32730
LONGACRE
$35.99Primary Throttle Stop Bracket HolleyThrottle StopPrimaryAluminumRed AnodizedSquare BoreKitLON52-32730- SKU:
- LON52-32730
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- MFG Part #:
- 52-32730
$35.99 -
Large Gas Pedal Stop KRC-1038
KLUHSMAN RACING PRODUCTS
$40.99Large Gas Pedal Stop Gas Pedal StopLarge2-1/4 in AdjustmentAluminumClear AnodizedEachKLU1038- SKU:
- KLU1038
- Availability:
- Ships Same Business Day
- Weight:
- 0.27 LBS
- MFG Part #:
- KRC-1038
$40.99 -
Coleman Throttle Stop Adjustable 1.5in - 2.25in 21864
COLEMAN MACHINE
$26.99Throttle Stop Adjustable 1.5in - 2.25inThrottle StopAdjustable1-1/2 to 2-1/4 in TallAluminumGold AnodizedThrottle Pedal MountKitCOL21864- SKU:
- COL21864
- Availability:
- Ships Same Business Day
- Weight:
- 0.29 LBS
- MFG Part #:
- 21864
$26.99Qty in Cart: 0Quantity:Price:$26.99Subtotal: -
QuickCar Holley 4 Barrel Throttle Stop Adjustable Black Anodized Aluminum 64-157
QUICKCAR RACING PRODUCTS
$59.95The Holley 4 Barrel Throttle Stop is an adjustable component designed to prevent overextension of the throttle linkage in Holley 4-barrel carburetors. Constructed from durable aluminum with a black anodized finish, it ensures longevity and a sleek...QRP64-157- SKU:
- QRP64-157
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MFG Part #:
- 64-157
$59.95Qty in Cart: 0Quantity:Price:$59.95Subtotal:
