Thermostat Water Neck Housing Gasket - 1/8" Thick Aluminum Carrier with High-Temp Molded Silicone, Reusable, No Sealant Needed - Direct Replacement for Che vy SBC & BBC Engines 265-500
Direct OEM Replacement & Part Number Reference: This is a precision-engineered direct replacement thermostat housing gasket, designed to match the form and function of the original part. It eliminates the need for messy R TV sealants and provides a superior, reusable sealing solution for your Che vy engine.
Comprehensive Chev rolet Engine Compatibility: Specifically designed for Chev rolet Small Block (SBC) and Big Block (BBC) engines. Compatible with a wide range of displacements including: 265, 283, 305, 327, 350, 383, 396, 400, 427, 454, 472, and 500 cubic inch engines. Always verify your engine model before purchase for a perfect fit.
Premium Composite Construction for Lasting Seals: Features a durable 1/8-inch thick aluminum carrier frame integrated with a high-temperature resistant molded silicone insert. This combination provides an exceptional seal that withstands extreme engine heat, coolant chemicals, and pressure fluctuations without degrading, cracking, or leaking.
Simple, Clean Installation & Reusability: Designed for a straightforward, tool-compatible installation. Simply clean the mating surfaces on the thermostat housing and intake manifold, align the gasket (no additional sealant required), and re-torque the bolts. The robust construction allows it to be reused during future maintenance, saving you time and money.
Exact Dimensions for a Perfect Fit: This single-piece gasket measures approximately 4.09 inches in length, 2.83 inches in width, with a central opening of 1.81 inches in diameter and two bolt holes of 0.43 inches in diameter. These specifications ensure a precise, leak-proof fit for your engine's coolant outlet housing.