The Alpha One (1990–1994) Service Kit – 100 Hour is an essential maintenance solution designed specifically for Mercury MerCruiser Alpha One sterndrives manufactured between 1990 and 1994. Engineered to support your engine and drive system through factory-recommended 100-hour service intervals, this kit helps maintain performance, reliability, and longevity in demanding marine environments.
Boating with a legacy drive like the Alpha One requires proper care and precise servicing to ensure dependable operation. This 100-hour service kit is tailored to meet the exact needs of these specific model years, offering the ideal solution for boaters who want peace of mind with every outing.
Marine engines and sterndrives are constantly exposed to corrosion, water intrusion, heat, and high mechanical loads. Without proper maintenance, these factors can lead to costly damage, reduced performance, and premature failure. The Alpha One 100-Hour Service Kit provides a reliable way to stay ahead of wear and avoid unplanned downtime by making routine servicing straightforward and accurate.
Whether you’re a hands-on boater performing your own maintenance or a marine technician servicing multiple vessels, this kit delivers consistency, compatibility, and Mercury-approved quality in one convenient package. It helps restore factory-level performance and supports optimal fuel efficiency, smoother shifting, and overall durability of your Alpha One sterndrive.
Built to withstand the unique challenges of saltwater, freshwater, and variable temperature conditions, this service kit plays a key role in preserving your boat’s performance from season to season. It is ideal for spring pre-launch servicing, mid-season checkups, or end-of-season maintenance routines.
Compatible with Alpha One sterndrives from 1990 to 1994, this kit helps ensure that your maintenance schedule aligns with Mercury’s standards—no improvising, no mismatched parts, and no guesswork. Just straightforward, reliable service that extends the life of your equipment and keeps you confidently on the water.
Invest in the continued health of your Alpha One sterndrive with the 100-Hour Service Kit—a dependable, model-specific solution built to meet the needs of classic Mercury marine power.
Humminbird Stealth Face Mask
NGK IZFR6J @4
RAM Large Marine Electronics Mount
NGK BP8HN-10@10
BLA QUICK LIFT ANCHOR RETREIVER RING ONLY (144305)
HUMMINBIRD GPS HEADING SENSOR NMEA 2000
Mercury Remote Lock Bar Bracket (16921)
Mercury-Mercruiser 807166A1 Water Shutter Assembly Exhaust
BLA Fuel Tank Adaptor - Suits: Mercury/Mariner, bayonet style.
BLA Fuel Line - Suits: Evinrude/Johnson
SERVICE KIT 135-175HP OPTIMAX (69000Z03)
BLA Fuel Line - Suits: Tohatsu & 2001 to date Mercury International
BLA Fuel Line - Suits: Yamaha, Mercury & Mariner 88 - 98
Fuel Pickup Tube
BRAVO TRIM HOSE KIT
RAM Level Cup XL Drink Holder with RAM Tough-Claw
Shurhold Wash Mitt
Sierra Water Pump - Mercruiser
Sierra Water Pump Base- Mercury/Mariner
4.3L carburettor without remote oil (1993 and newer) SERV KIT-100 HRS (8M0147050) 






