---
product_id: 10201366
title: "FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury"
brand: "fld"
price: "£22.31"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/10201366-fld-hour-meter-tachometer-2-and-4-stroke-small-engine
store_origin: GB
region: United Kingdom
---

# FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury

**Brand:** fld
**Price:** £22.31
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury by fld
- **How much does it cost?** £22.31 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/10201366-fld-hour-meter-tachometer-2-and-4-stroke-small-engine)

## Best For

- fld enthusiasts

## Why This Product

- Trusted fld brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

THE ENGINE MONITOR is a self powered LCD Hour meter, Tachometer and Maintenance Meter. An internal lithium battery furnishes 
the power or the monitor.A wire around the spark plug wire of the engine provides both a tachometer signal an indicator that 
the engine is running. The maintenance meter is used to alert maintenance personnel that a time interval has expired and 
maintenance should be performed on the engine. Before changing any settings to the 
ENGINE MONITOR, ensure that the engine is off.

INSTALLATION: Unpack and attach the unit to a location where it can be easily read. wrap 3 or 4 turns of the end of the wire 
around the engine's spark plug wire. The LCD will display the accumulated hours on the hour meter and HOURS icon.

TO SET THE TACHOMETER (SPARK PLUG FIRING REVOLUTION):Press and hold the S1 button for 4 seconds. The LCD will display 01(spark 
plug fires twice per revolution), 02(once per revolution), 03(every other revolution), 04(hour only, will not display RPM). 
Once you find your desired spark plug firing pattern, release the S1 button. The LCD will blink for 8 to 10 seconds and return 
to total hour meter mode. The default for the standard model is 02(once per revolution). 

TO SET THE MAINTENANCE INTERVAL TIMER: Press and hold down the S2 button for 4 seconds. The right most digit on the LCD will 
flash and the SERVICE icon will be displayed. Pressing and holding the S1 button will cause the flashing digit to automatically 
increment .When the desired number has been reached release the S1 button and press the S2 button for 1 second to increment to 
the next digit. Repeat above steps until the service time interval has been entered. After 14-16 seconds, no buttons pressed, 
the LCD display will return to total hours mode.

## Features

- Easy Installation no power or ground required- connects to spark plug wire
- Works Any Gas engine -two or four stroke
- The maintenance interval timer can be setting
- Total Hours can be resettable
- Works on any gas engine up to2& 4 cylinders and 24000 rpm

## Images

![FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury - Image 1](http://ecx.images-amazon.com/images/I/41hE91RCnSL.jpg)
![FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury - Image 2](http://ecx.images-amazon.com/images/I/41f9cGZvwvL.jpg)
![FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury - Image 3](http://ecx.images-amazon.com/images/I/41Eb1J1VwqL.jpg)
![FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury - Image 4](http://ecx.images-amazon.com/images/I/41HGMuH0znL.jpg)
![FLD Hour meter Tachometer 2 & 4 Stroke Small Engine Spark For Boat Outboard Mercury - Image 5](http://ecx.images-amazon.com/images/I/41Eb1J1VwqL.jpg)

---

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**Shop now:** [https://www.desertcart.co.uk/products/10201366-fld-hour-meter-tachometer-2-and-4-stroke-small-engine](https://www.desertcart.co.uk/products/10201366-fld-hour-meter-tachometer-2-and-4-stroke-small-engine)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-17*