ARP 12pt Water Pump & Thermostat Housing Bolt Kit for LS1 LS2

ARP 12pt Water Pump & Thermostat Housing Bolt Kit for LS1/LS2 Upgrade your LS1 or LS2 engine with race-proven fasteners. This ARP bolt kit includes 12-point water pump bolts plus thermostat housing bolts engineered for precise fit, superior strength, and long-lasting corrosion resistance. Features Application: Direct fit for GM LS1 and LS2 water pump and thermostat housing installations. 12-Point Head Design: Allows greater torque control and easier access in tight engine bays. High-Strength Material: Manufactured from ARP's premium alloy for improved clamping force and fatigue resistance. Corrosion Resistant Finish: Protects fasteners from rust and extends service life. Complete Kit: Includes all required water pump and thermostat housing bolts for a professional installation. Benefits Install with confidence—ARP fasteners reduce the risk of bolt stretch and failure under high loads or repeated maintenance. Ideal for performance builds, track cars, and high-mileage restorations where reliability matters. Why Choose ARP ARP is trusted by engine builders worldwide for delivering superior quality and consistency. This bolt kit ensures proper torque retention and a secure seal for coolant components on LS-series V8 engines.