New Mercury & Mariner Outboard Hour Meters

OBParts' Hour Meters selection provides reliable solutions for tracking engine runtime with ease. Featuring the Sierra outboard small engine hour meter (# 56968P), these meters are water- and shock-proof, require no external power or ground, and start automatically with the engine. Units display up to 9,999 hours and include a durable 10-year internal battery. Perfect for maintenance scheduling and engine life monitoring, these hour meters ensure accurate tracking with minimal setup.