HomeBelts and Cooling > Hardware, Fasteners and FittingsMotorad ST22 Engine Coolant Reservoir Cap
Part #: ST22

Motorad ST22 Engine Coolant Reservoir Cap

Safety Lever
⚙️ 55 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Safety Lever
🚗Fitment: Chrysler, Dodge, Fiat, and Jeep, 300, 500, Aspen, Challenger, Charger, Durango, Grand Cherokee, and Viper
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Reliable Engine Coolant Reservoir Cap for Chrysler, Dodge, Jeep, and Fiat

The Motorad Safety Lever ST22 engine coolant reservoir cap is designed to maintain optimal pressure and ensure safe operation of your vehicle's cooling system. Engineered for select Chrysler, Dodge, Fiat, and Jeep models, this cap offers a precise fit and dependable performance.

  • Constructed from durable stainless steel, plastic, and rubber materials
  • Features a safety lever for secure closure and quick pressure release
  • Pressure rating of 22 psi, within SAE pressure range of 20-24 psi
  • Cap depth of 1.48 inches and filler neck outside diameter of 1.54 inches
  • Compatible with open and closed coolant recovery systems

About the Motorad Safety Lever Product Line

The Safety Lever line by Motorad focuses on enhanced safety and ease of use in engine coolant reservoir caps. This product line incorporates a safety lever mechanism that allows for quick pressure release, reducing the risk of injury during maintenance. The ST22 cap exemplifies this design, combining robust materials with functional features tailored for specific vehicle applications.

Detailed Product Description

The Motorad Safety Lever ST22 engine coolant reservoir cap is crafted from stainless steel, plastic, and rubber to provide durability and resistance to heat and corrosion. Its stainless steel finish offers added protection against wear. The cap measures 1.48 inches in depth and fits filler necks with an outside diameter of 1.54 inches, ensuring a precise seal. The integrated safety lever allows for controlled pressure release, rated at 22 psi, which falls within the SAE standard pressure range of 20-24 psi. This cap is compatible with both open and closed coolant recovery systems, making it suitable for a variety of cooling system designs.

Compatible Vehicles and Applications

  • Designed for Chrysler 300, Aspen
  • Compatible with Dodge Challenger, Charger, Durango
  • Fits Fiat 500
  • Suitable for Jeep Grand Cherokee, Viper

Common Issues Addressed by the ST22 Cap

  • Prevents coolant system pressure loss and overheating
  • Reduces risk of coolant leaks due to improper sealing
  • Facilitates safe pressure release during maintenance
  • Maintains proper coolant recovery system function
  • Protects engine from damage caused by coolant system failure

Installation Notes and Tips

Ensure the filler neck outside diameter matches 1.54 inches for proper fitment. Before installation, inspect the reservoir neck for damage or debris. When securing the cap, engage the safety lever fully to guarantee a tight seal. Use caution when releasing pressure; the quick pressure release feature allows for safer removal under system pressure.

Quality Assurance and Warranty

Motorad manufactures the Safety Lever ST22 cap to meet industry standards for pressure ratings and material durability. The stainless steel finish and robust construction contribute to long service life. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.

BrandMotorad
Part NumberST22
PositionSafety Lever
MaterialStainless steel, plastic, rubber
Cap Depth1.48
Filler Neck Outside Diameter1.54
Cap FinishStainless steel
Lever TypeYes
Quick Pressure ReleaseYes
Coolant Recovery SystemOpen, closed system
Lever TypeSafety lever
Pressure Rating22 psi
Pressure Rating (PSI)22
SAE Pressure Range20-24 psi
SAE Pressure Range (PSI)20-24
Valve OD1.54 in

This part fits 55 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2023DodgeChallenger6.2LV8N/ASafety Lever
2023DodgeCharger6.4LV8N/ASafety Lever
2022DodgeChallenger6.2LV8N/ASafety Lever
2022DodgeCharger6.4LV8N/ASafety Lever
2021DodgeChallenger6.2LV8N/ASafety Lever
2021DodgeCharger6.2LV8N/ASafety Lever
2020DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2020DodgeCharger6.2LV8N/ASafety Lever
2019DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2019DodgeCharger6.2LV8N/ASafety Lever
2018DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2018DodgeCharger6.2LV8N/ASafety Lever
2017DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2017DodgeCharger6.2LV8N/ASafety Lever
2017DodgeViper8.4LV10N/ASafety Lever
2016DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2016DodgeCharger6.2LV8N/ASafety Lever
2016DodgeViper8.4LV10N/ARelief pressure 22 lb; Safety Lever
2015DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2015DodgeChallenger6.2LV8N/ARelief pressure 22 lb; Safety Lever
2015DodgeCharger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2015DodgeCharger6.2LV8N/ARelief pressure 22 lb; Safety Lever
2015DodgeViper8.4LV10N/ARelief pressure 22 lb; Safety Lever
2015Fiat5001.4LL4N/ARelief pressure 22 lb; Safety Lever
2015JeepGrand Cherokee3.0LV6N/ARelief pressure 22 lb; Safety Lever
2014Chrysler3006.4LV8N/ARelief pressure 22 lb; Safety Lever
2014DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2014DodgeCharger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2014Fiat5001.4LL4N/ARelief pressure 22 lb; Safety Lever
2014JeepGrand Cherokee3.0LV6N/ARelief pressure 22 lb; Safety Lever
2013Chrysler3006.4LV8N/ARelief pressure 22 lb; Safety Lever
2013DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2013DodgeCharger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2013Fiat5001.4LL4N/ARelief pressure 22 lb; Safety Lever
2013Fiat500-L--N/ARelief pressure 22 lb; Safety Lever
2012Chrysler3006.4LV8N/ARelief pressure 22 lb; Safety Lever
2012DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2012Fiat5001.4LL4N/ARelief pressure 22 lb; Safety Lever
2011DodgeChallenger6.4LV8N/ARelief pressure 22 lb; Safety Lever
2011Fiat5001.4LL4N/ASafety Lever
2010DodgeViper8.4LV10N/ARelief pressure 22 lb; Safety Lever
2010Fiat5001.4LL4N/ARelief pressure 22 lb; Safety Lever
2009ChryslerAspen5.7LV8N/ARelief pressure 22 lb; Safety Lever
2009ChryslerAspen4.7LV8N/ARelief pressure 22 lb; Safety Lever
2009DodgeDurango3.7LV6N/ARelief pressure 22 lb; Safety Lever
2009DodgeViper8.4LV10N/ARelief pressure 22 lb; Safety Lever
2009Fiat5001.4LL4N/ASafety Lever
2008ChryslerAspen5.7LV8N/ARelief pressure 22 lb; Safety Lever
2008ChryslerAspen4.7LV8N/ARelief pressure 22 lb; Safety Lever
2008DodgeDurango3.7LV6N/ARelief pressure 22 lb; Safety Lever
2008DodgeViper8.4LV10N/ARelief pressure 22 lb; Safety Lever
2007ChryslerAspen5.7LV8N/ARelief pressure 22 lb; Safety Lever
2007ChryslerAspen4.7LV8N/ARelief pressure 22 lb; Safety Lever
2007DodgeDurango3.7LV6N/ARelief pressure 22 lb; Safety Lever
2006DodgeDurango3.7LV6N/ARelief pressure 22 lb; Safety Lever

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

75229ST22ST22

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.