Description
Mopar “A” w/W5-Cylinder 12pt Head Stud Kit
The Mopar “A” w/W5-cylinder 12pt head stud kit is a premium, high-strength fastening solution designed for top-tier engine builders who demand maximum reliability. Engineered by ARP, these studs ensure proper cylinder head clamping force under extreme competition and high-performance conditions.
Key Features
- Premium high-strength alloy steel construction
- Precision heat-treated and thread-rolled for maximum fatigue life
- 12-point nuts provide optimum wrenching clearance and contact
- Complete kit engineered specifically for competition powerplants
Fitment
- Chrysler/Mopar Small Block LA (“A”) 318, 340, and 360 engines equipped with W-5 cylinder heads
Note: Please verify your specific cylinder head model and engine configuration to ensure compatibility before ordering.





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