Sierra 18-7817 Diaphragm Fuel Pump
Replaces OEM part #
- MERCURY MARINE 21-42990A7
- MERCURY MARINE 21-42990A8
- MERCURY MARINE 21-857005A1
Q:
Will this part work on my 2005 mercury 40hp? 2005 40elpto serial number 1B143204?
A:
Yes this will work for your motor.
Q:
I have a 1996 force 40 ELPT i wonder if this will also work?
A:
Yes this will work for your motor application.
Q:
Will this work on a 1991 Force 50hp outboard?
A:
No you need part number 18-7806-1.
Q:
Where can i find the installation instructions?
A:
You will need to refer to a repair manual, Sierra does not provide instructions. You can also contact a local technician from our professional installation tab.
Q:
Will this work on a 97 90hp 3cyl elpto serial number 0G557495?
A:
Yes this will work for your motor.
Q:
Is the diaphragm resistant to Ethynol fuel?
A:
Yes, the diaphragm is resistant to Ethynol fuel.
Q:
Will this kit work on a 90 hp, 2001, Mercury 2 stroke, model 90ELPTO, SN: OT481146? Thanks,?
A:
Yes, i show this is the correct part for that engine.
Q:
I hope this is the right part ? hope its a sera # that is tthe merc # for the 21-857005a1?
A:
Well it cross references with 21-857005A1 if that's what you're asking. So if the OEM number to your fuel pump kit was 21-857005A1 then this will work.
Q:
Is item #18-7817 correct kit for 30 HP Mariner, 06447032?
A:
That's not a valid serial number from Mariner. It seems really close, but that second digit is usually a letter. Like 0G447032. Call us at the number at the top of the page with the serial number and we can match it up.
Q:
Does this kit work with fuel pump 98766?
A:
Yes this fuel pump kit will work for that.
Q:
1992 175xri kiT 42990a10 WILL 18-7817 WORK?
A:
Yes this kit will work for your engine.
This product ships in 1 business day.
Add to Cart and enter your Postal Code to determine the shipping charges.
Most products and orders leave our warehouse in 1 business day. However, select items may take more processing time. Alaska and Hawaii orders please add 1 additional warehouse processing day.
Standard Shipping Policies