Thermostat Housing Fastener Kits

OEM thermostat housing bolts are prone to corrosion and thread stripping, especially in older Chevy engines where cooling system reliability is critical. ARP's 12-point fasteners offer superior clamping force and corrosion resistance—essential when...

Factory thermostat housing bolts corrode and seize over time, making future maintenance a nightmare. ARP's stainless steel replacement kit eliminates this problem with superior corrosion resistance and a polished finish that complements any engine bay...

Stock thermostat housing bolts are prone to corrosion and can seize during engine work or maintenance, leading to stripped threads and costly repairs. ARP's stainless steel 12-point bolt kit eliminates this headache with corrosion-resistant fasteners...

OEM Ford thermostat housing bolts are prone to corrosion and failure under sustained heat cycles, compromising coolant system integrity. ARP's chromoly upgrade delivers superior tensile strength and corrosion resistance, ensuring reliable clamping force...

Stock thermostat housing bolts are prone to corrosion and can fail under sustained heat cycles, compromising coolant integrity and risking overheating. ARP's 6-point chromoly bolts provide superior fastening reliability and corrosion resistance, ensuring...