Prochem Apex fuel delivery problem

GeneMiller

Member
Joined
Mar 24, 2009
Messages
3,547
Location
Boca Raton
Name
gene miller
It will hold up for a long, long time for you.. The Kubota is a solid motor.. The kubota is known to go 12,000 hours..

Never tried a kubota but I'd put that little nissan up again it . Over 18k. If I could of bought another one of those engines I would have.

Gene
 

XTREME1

RIP
Joined
Nov 13, 2006
Messages
9,681
Location
Ma
Name
Greg Crowley
the plug protectors are little rubber round thingys in around spark plug hole
 

DrUmM@sT3r

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Joined
Oct 14, 2008
Messages
167
Location
Bishop, CA
Name
Mark Medora
I used to work for car dealership, we had a problem (Carbon Tracking) - so everytime we put wires on it, it would foul a plug & set a Check Engine Light. The GM tech bulletin stated the wires must be installed with "Di-electric grease" squirted into the wire cap then installing on the spark plug. What was happening is the plugs were actually shorting, and the porcelain cracked, & the spark was coming outside of the spark plug. Also a compression test is an easy check, if you have 2 cylinders over 100psi & the one is at 50psi - there's a problem. I run a Napa fuel pump & fuel filter on my '06 Apex-no problems. I change my oil every 100 hrs (synthetic 5w-30) and every 400 hrs, do plugs (NGK BKR4E gapped at 40mm) , fuel, air filters, chemical pump oil, & blower oil. Also I spray the carb with carb cleaner. We do have a problem with fuel boiling due to hot temps here - so you have to choke the hot motor to get a restart. Another thing I found is all the ground wires come loose at the left motor mount be sure it's good & tight. I'm running the original coils & wires from 2006.....
 

Mike Draper

Member
Joined
Jan 13, 2008
Messages
4,402
Napa has a filter that is a bypass filter. It will keep cycling fresh fuel back to the tank so you shouldnt get that vapor lock from the heat. I've gotten that sometimes as well.
 

Able 1

Member
Joined
Apr 12, 2008
Messages
6,469
Location
Wi
Name
Keith
Yeah this one..
1438491832382.jpg
 

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