Cost of injector refurbishment

Can I ask what the recommended frequency is, if any? And what are the benefits? Thanks.

Ahead of sailing away for a year (postponed to next year) our engineer recommended checking valve clearances but said we could leave injectors alone if engine was starting and running well. Should I reconsider?
 
Must admit that I would leave them alone and put the fund towards the purchase of at least one new injector to have a spare for the trip. Getting injectors out can be a thankless task and I have never noticed much of an improvement post a service unless a a problem is apparent before.
 
I was recommended to use Diesel Bob in Lancashire and posted my injectors of for him to check & clean. I cant remember how much it was buy certainly cheaper than a Diesel Specialist in Kendal that I could have used.
When they were ready I collected them and was impressed with his set up. (as an ex garage owner looking from a professional perspective)
You could always give them a ring.
(when I lived in France I had a boat with a 2.5l inboard Iveco Diesel (same engine as Iveco Daily Van) and found that there was a diesel specialist in Vannes and took the injectors there to be cleaned and tested. I was please to see the machine was a UK Lucas/Hartridge machine.
Many firms who say they are diesel specialists don have the specialist equipment.
 
I was recommended to use Diesel Bob in Lancashire and posted my injectors of for him to check & clean. I cant remember how much it was buy certainly cheaper than a Diesel Specialist in Kendal that I could have used.
When they were ready I collected them and was impressed with his set up. (as an ex garage owner looking from a professional perspective)
You could always give them a ring.
(when I lived in France I had a boat with a 2.5l inboard Iveco Diesel (same engine as Iveco Daily Van) and found that there was a diesel specialist in Vannes and took the injectors there to be cleaned and tested. I was please to see the machine was a UK Lucas/Hartridge machine.
Many firms who say they are diesel specialists don have the specialist equipment.
PS, I once stripped a set of injectors, soaked them in acetone for 24 hours, blew them clean and assembled them again, worked fine. I know they are supposed to be tightened to a specific torque but it worked.
 
Must admit that I would leave them alone and put the fund towards the purchase of at least one new injector to have a spare for the trip. Getting injectors out can be a thankless task and I have never noticed much of an improvement post a service unless a a problem is apparent before.
Me too. Injectors are definitely on my "if it ain't broke..." list. If the engine starts and runs OK without excessive smoke, they're almost certainly fine. The best routine servicing for injectors is to use them and punch a tide once in a while - coming into Chichester under power against the ebb should do nicely to blow the cobwebs out.
 
Sevicing cost from diesel bobs website.
Pre 1999 injector , £35
Common rail £98-£135

I had my injector pump and injectors overhauled after 30 years and didn't make any difference. Still got to cold start with some throttle and pre heat.
I guess that's a very old engine for you .
 
Hi, had mine refurbished for £72 each earlier this year for Perkins M30, will hopefully see how much difference it has made in a couple of weeks when back in the water.
 
Thanks for all the responses.
I have been quoted £72 each (+VAT) in Portsmouth so it looks as though that is the going rate around here. Total cost for 4 will be nearly £350!
 
I think the old practical advice to leave well alone if running well is the way to go.
I did clean my own in the engine I have refurbished but they were out anyway of course. I actually bought a simple tester so I could check the 'crack pressure' it worked well .
 
I'd agree with those who say "If it ain't broke, don't fix it"! I had mine serviced when I had the cylinder head off for other reasons, but they came back with a clean bill of health and a very low bill, as nothing needed doing.

Basically, if the engine runs and isn't pumping out clouds of black smoke, it's unlikely there's anything wrong with the injectors.
 
I had the four injectors of my BMC 2.2 done at a local injector specialist just outside Wrexham at Llay. They checked the spray pattern and found them OK. Most parts were good but they replaced seals. Cost me £100 about 5 years ago.
 
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