Features: 1. Fitment: Replacement for Mercruiser inboard engine; compatible with ALPHA and BRAVO 1998 V6 and V8 models with 4.3, 5.0, 5.7, 6.2L or 262, 305, 350, 377 CID. 2. Part Number: Manufactured according to original specifications; water distribution housing reference OE numbers are 863631T1, 863802T2. 3. Durable Construction: Water housing assembly is made of metal and plastic materials, designed to be rustproof, impact resistant, and durable. 4. Direct Replacement: This water housing assembly matches the fit and function of the factory part on specified models, providing a reliable replacement option. 5. OEM Quality: Our water distribution housing is built to meet the same quality standards as OEM parts for long-lasting and reliable performance. Specification: Item Type: Water Distribution Housing Assembly Material: Metal, Plastic OE Numbers: 863631T1, 863802T2 Fitment: Replacement for Mercruiser inboard engine; compatible with ALPHA and BRAVO 1998 V6 and V8 models with 4.3, 5.0, 5.7, 6.2L or 262, 305, 350, 377 CID Note: 1. Please verify the part number of your existing unit; compatibility information is for reference only. 2. If you have any questions about compatibility, please contact the seller before purchasing to ensure proper fitment.