4.0 5 2
Sierra Eclipse 3" Tachometer
Item No. 315106
Sierra Eclipse 3" Tachometer is rated 4.0 out of 5 by 2.
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Sierra Eclipse 3" Tachometer
Details

Sierra Eclipse 3" Tachometer

Sierra Eclipse 3" Tachometer is rated 4.0 out of 5 by 2.
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Item No. 315106
$81.79 $90.99
Save $9.20 ( 10% Off )
$15 off $99+ See Details
Additional Information
Sharp white and blue graphics on a black dial background add a sharp, classic style to any dash. A very low-profile bezel follows the curve of the lens to keep water from trapping. Rugged domed glass sheds water and is scratch-resistant. Sierra Part #68399P.

• Dial Range: 0-7000 RPM
• Sender Code : O/B ALT./COIL
• Voltage: 12V DC
• Current Draw: 0.10 - 0.15 A
• Operating Temperature: -40C to +70C
• Ingress Protection: IP65
• Bezel O.D.: 3.78"
• Housing O.D.: 3.39"
• Hole Size: 3.43"
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  • Dial range: 0 - 7000 rpm
  • Low-profile bezel won't trap water
  • Scratch-resistant lens
Unit Weight 0.65 lb
Brand Sierra
Rated 4 out of 5 by from As advertised Installation was not difficult, it is as straight forward as installing a vehicle tach. My only complaint is that a 3 3/8 hole saw is not easy to find, I am installing gauges from scratch on my boat.
Date published: 2017-04-05
Rated 4 out of 5 by from Easy to read nice light inside Easy to hookup
Date published: 2014-09-08
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Will this tachometer work with a 1988 Johnson 88 SPL 2-stroke?

Asked by: Chris
Yes, this tachometer is designed to be as universal as possible but will not work correctly with a 20 pole alternator.
Answered by: Product Specialist
Date published: 2020-07-02

Will this work on a 3 cylinder 2 stroke engine

Asked by: John0100
This should work for your application.
Answered by: Amanda
Date published: 2017-09-15

Will this work on a 2000 Mastercraft prostar?

Asked by: Grady
This tachometer should plug into the current connection you have.
Answered by: Amanda
Date published: 2017-08-11

Will this tachometer work with a 1988 Mercury 115 straight 6?

Asked by: Dillon
Yes, this tachometer will work for that application.
Answered by: Product Specialist
Date published: 2017-06-20

Will this work with a Suzuki DF40 4 stroke OB Engine?

Asked by: Jim
Yes, this will work for that application.
Answered by: Product Specialist
Date published: 2017-06-05

what is the hook up proceder for 1996 48 hp

Asked by: jerry
For installation instructions, please contact the Overton's Technical Department at 1-800-334-6541.
Answered by: Steve
Date published: 2017-04-11

Will it work with a 1986 Johnson 28 HP SPL?

Asked by: Bluegrassy
Yes, this tachometer will work for your application.
Answered by: Steve
Date published: 2016-10-04

what color is the light bulb white! can i change it

Asked by: chris craft redo
The bulb and socket are not one unit. Bulbs are easily replaceable. upgraded mine to led. Just twist and pull out then pull bulb out.
Answered by: Travis
Date published: 2016-10-15
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