Docwemple
Docwemple HalfDork
9/1/23 8:47 a.m.

Anyone built their own bench fuel injector cleaner?

Docwemple said:

Anyone built their own bench fuel injector cleaner?

i'm pretty sure Skinny G did

APEowner
APEowner GRM+ Memberand UltraDork
9/1/23 10:57 a.m.

I've had good luck just sticking them in the ultrasonic cleaner while I cycle them with with my injector tester.

SkinnyG (Forum Supporter)
SkinnyG (Forum Supporter) PowerDork
9/1/23 11:03 a.m.

I bought a bench top Chinese unit that ultrasonically cleans them, and flow tests them.

I have another unit than allegedly cleans them on the car.

I've also merely sprayed injector cleaner through an injector using a 9V battery, but I would encourage something that will pulse the injectors and ultrasonically clean them.  The ultrasonic is the ticket.

The bench-top unit I bought was cheaper than sending three sets of LS injectors out for flow matching, in the hopes of finding 8 that match.  It definitely works.

bentwrench
bentwrench UltraDork
9/1/23 11:07 a.m.

Spray cleaner, a new 9v battery, and compressed air.

Docwemple
Docwemple HalfDork
9/1/23 11:14 a.m.

In reply to SkinnyG (Forum Supporter) :

Where did you get the unit? From what I've found, on a common injector (ie not a diesel, etc) $25 range per injector seems to be the norm

SkinnyG (Forum Supporter)
SkinnyG (Forum Supporter) PowerDork
9/1/23 11:24 a.m.

Pretty much the cheapest one I could find off Amazon.  It cost the same as cleaning 10 injectors.

Docwemple
Docwemple HalfDork
9/1/23 8:28 p.m.

Wondering if a sonic cleaner and a separate cleaner puller would work 

APEowner
APEowner GRM+ Memberand UltraDork
9/1/23 9:04 p.m.
Docwemple said:

Wondering if a sonic cleaner and a separate cleaner puller would work 

Cleaner puller?

Docwemple
Docwemple HalfDork
9/1/23 11:55 p.m.

In reply to APEowner :

Damn autocorrect, pulser. They make devices that will pulse the injectors as you spray cleaner through them

SkinnyG (Forum Supporter)
SkinnyG (Forum Supporter) PowerDork
9/2/23 12:22 p.m.

If I were to make my own, that's what I would do.

You wouldn't have a way to compare and measure flow so see if they all flow the same, but that can be rigged up as well with some burettes and a fuel pump. There are a lot of stuff on the web on making those. At some point, buying a machine is a lot less aggravation.

Docwemple
Docwemple HalfDork
9/2/23 3:51 p.m.

In reply to SkinnyG (Forum Supporter) :

You can get a good pulse set up for about 50. 1 injector at a time. And a good ultrasonic cleaner for under 100 that'll do several at a time. A device that flows cleaner with a pulse that also does ultrasonic cleaning is around 400 and does 4 at a time. I'm cheap,  so 150 sounds better than 400 AND I can use the cleaner for other parts and carbs, etc

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