Thermostat, 160 Degree, High-Flow, Bypass Valve, Copper/Brass, Stainless Body, Housing, Chevy, Pontiac, Holden, Lumina LS1, 5.7LChevy LS1 5.7L Thermostat Quantity*Add to CartBuy NowNo Reviews YetShare your thoughts. Be the first to leave a review.Leave a Review