Which MerCruiser engine do I have?

How do I find out what engine is in my boat?

You will find your boat engine serial number and model number on the transom mount of the engine.

  1. For Evinrude/Johnson, look to the left of the mount.
  2. For Mercury, Mariner and Force, look on the right side of the motor on the transom mount.

How do I tell what year my Mercruiser motor is?

How Do You Tell What Year A Mercruiser Engine Is? Using Mercury’s modern serial number label system, you can identify every outboard with two-digit letters printed in black on the lower right corner of the paper. In this case, these digits coincide with the last two years in which the outboard was manufactured.

Where is the serial number on a Mercruiser inboard engine?

Where Is My Serial Number? Typically, on a Mercruiser sterndrive or inboard engine, the tag is on the block near the starter.

How do I find my Mercruiser serial number?

You can locate the MerCruiser serial number label on either the side of the engine or on top of the flame arrester cover.

Do inboard motors have serial numbers?

If the boat was registered correctly and is an Inboard or I/O drive, the registration will also include your motor serial number and drive serial number.

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What is the difference between a Mercruiser Alpha and Bravo?

First, the Bravo One uses larger components, which are built to handle more power. The Alpha One just isn’t as strong. When a Bravo One is handling less than the maximum power than it’s rated for, that added brawn translates to longevity and reliability, something we all should value in a boat.

What is a 470 Mercruiser engine?

The MerCruiser 470 began production in 1976. It was a 3.7-liter inline four-cylinder engine that produced 170 horsepower, a powerful alternative to the 160- and 165-horsepower six-cylinder Mercury engines.

How do I know if I have an Alpha One outdrive?

The Mercruiser Alpha One Generation I outdrive dating from 1972 through 1983 has a square upper gearcase cap with an eye attached to the 4 1/2-by-4 1/2-inch cap. The Alpha One dating from 1984 to 1992 has the same size upper gear case but lacks the lifting eye on top of the gear case cap.

How much horsepower can a Mercruiser Alpha one handle?

The Alpha drives are rated for up to 300HP. Not really sure of max torque but probably less than 300 ft/lb. Some people have success using the Alpha drives with higher HP & torque by avoiding quick holeshots and taking it easy on the throttle. Our warranty does not cover applications over 300HP.