Ensure reliable thermostat housing installation with ARP's stainless steel hex bolts designed specifically for LS1 and LS2 engines. Each bolt measures 25.40 cm in length, providing precise fitment and corrosion resistance for long-term durability. Discover how these engineered fasteners enhance engine performance and maintenance.

Ensure secure and precise thermostat housing installation with these ARP black 12-point bolts. Measuring 20 mm with a compact 1.3 cm height, they deliver reliable fastening strength for LS Chevrolet engines. Discover how these bolts enhance your engine's durability and maintenance ease.

Ensure a secure, corrosion-resistant fit with these ARP hex thermostat bolts engineered specifically for Ford FE 390-428 engines. Crafted from stainless steel and measuring 15.20 cm in length, they provide precise installation and long-term durability. Discover why these bolts are essential for maintaining optimal engine performance.

Ensure a secure and corrosion-resistant fit for your Ford 289-351W thermostat housing with this ARP 12-point stainless steel bolt kit. Each bolt is engineered for precise installation, measuring 15.20 cm in length for optimal compatibility. Discover how these fasteners enhance engine reliability and longevity.