Replacement Starter for Mercury 90ELPTO YEAR 1989 1.2L 71.1CI 90 H.P. - Bosch

Replacement for Mercury starter unit designed for outboard applications. This Bosch starter provides the necessary starting power for 1.2L 71.1CI 90 H.P. engines in multi-application setups including listed 75 and 90 HP 3-cylinder configurations. The component aligns with original mounting points and electrical connections to restore motor function without modification. Extensive marine use demands a starter built to withstand corrosion, vibration, and repeated engagement cycles in harsh saltwater environments. Bosch engineering ensures consistent pinion engagement and solenoid response, delivering reliable cranking even after extended storage or in cold weather conditions common to boating seasons. Boaters appreciate the robust construction that handles the demands of frequent use on lakes, rivers, and coastal waters where reliability directly impacts safety and enjoyment. Installation is straightforward for those familiar with marine electrical systems, typically requiring basic tools and adherence to standard safety procedures such as disconnecting the battery before beginning work. The starter integrates seamlessly with the ignition system to provide quick, consistent engine turnover across varying temperature ranges and load conditions encountered during normal operation.

Key Features & Benefits

• Constructed as a direct fit starter assembly for specified Mercury and Mariner outboard engines
• Delivers torque output calibrated to the 90 H.P. 3-cylinder displacement range
• Engineered to match OEM pinion engagement and solenoid operation parameters
• Supports repeated start cycles in marine environments per listed model years

Product Specifications

• Manufacturer: Bosch
• Power output: 1.2 kW
• Rotation: clockwise

Replacement Compatibility

Mercury 90ELPTO 1989 1.2L 90 H.P. outboard motor; Mariner 1990 90 ELPTO 70904120D and related 75/90 HP 3-cylinder models (7090411YD, 7090412SD, 7075312SD, 1075412ND, 1090412ND, 1075411MD, 9589039 THRU 9793576 [BEL], 0C222000 THRU 0D283221 [USA] and additional listed variants)

Discover the Perfect Replacement

Browse the catalog to locate the exact starter component matching your outboard motor requirements and complete the order for prompt delivery. Proper starter function is critical for safe boating, allowing quick engine starts that prevent drifting or loss of control in open water. Regular inspection of electrical connections and periodic testing can extend service life significantly. This unit undergoes rigorous quality control to meet marine performance standards, providing peace of mind for both recreational anglers and commercial operators who rely on consistent ignition performance across varying load conditions and temperatures. Additional considerations include verifying battery condition and cable integrity prior to installation to ensure optimal performance from the new starter assembly over multiple seasons of use.

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.