Jcb 3cx Perkins engines codes

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jimbo mac
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Jcb 3cx Perkins engines codes

Post #1 by jimbo mac » Fri Feb 14, 2020 6:45 pm

Hello
Just wondering does anybody know what engine codes/numbers the Perkins engines were from the first Perkins engines fitted to Jcbs from 1983 to present


agrimax
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Re: Jcb 3cx Perkins engines codes

Post #2 by agrimax » Fri Feb 14, 2020 9:32 pm

Couldn't go into the full codes or numbers but the first Perkins fitted to the 3CX was the A4.236 in 1982. The type code began with LD.The turboed 4.236 version a few years later began with LJ. Late Grey cabs went to the 1000 series engines...beginning with AA for the 1004-4 but there's quite a few other start codes for the 1000 series. Starting with AA and running through to AQ. There was the 1004-4 and 4T and 40T.
Maybe this will be of interest...
Page 2 gives the start codes.........
http://www.diperk.co.uk/_documents/Engi ... _Guide.pdf


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Re: Jcb 3cx Perkins engines codes

Post #3 by gecko.cx » Sat Feb 15, 2020 2:03 pm

I've somewhat wondered about this too. At least as much as it relates to my 3CX.
I've got an AB block and following the link above, it's a UK build that left the factory in '96.
The manual says it (the 3CX) should have a 4.236T while the Perkins doc above says an AB is a Phaser 1004-4T

Are these different names for the same engine?


essexpete
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Re: Jcb 3cx Perkins engines codes

Post #4 by essexpete » Sat Feb 15, 2020 2:54 pm

How old is your machine?
The rocker covers are a quick giveaway for the earlier 236 and the 000 series. The last has a flat cast look.


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Re: Jcb 3cx Perkins engines codes

Post #5 by gecko.cx » Sat Feb 15, 2020 3:11 pm

It's plated as '97, but I'm told it left the factory late '96
(the engine number matches the machine plate)


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Re: Jcb 3cx Perkins engines codes

Post #6 by agrimax » Sat Feb 15, 2020 3:55 pm

That's definately a 1000 series engine. Totally different engine to the 4236 series. Last of the Project 7(grey cab) and Project 8 and onwards used the 1000 series.I'd expect yours to be a Project 8 if it's a '96 build.Think the P12 came in '97. They then went on to the crappy 1100 series engines in '04 and about a year later,started fitting the JCB 444 engine.


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Re: Jcb 3cx Perkins engines codes

Post #7 by gecko.cx » Sat Feb 15, 2020 6:30 pm

Thanks for that - greatly appreciated.
It also explains why when I ordered a seal (o-ring) for the back of the waterpump, a paper gasket turned up!
I've been told it's a P8, but I'm not sure how to confirm that.


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Re: Jcb 3cx Perkins engines codes

Post #8 by essexpete » Sat Feb 15, 2020 7:09 pm

That is too modern for a 236!


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Re: Jcb 3cx Perkins engines codes

Post #9 by agrimax » Sun Feb 16, 2020 10:35 am

The p8 used the old style slew rack system whereby the p12 was upgraded to two independant external rams.


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Re: Jcb 3cx Perkins engines codes

Post #10 by gecko.cx » Sun Feb 16, 2020 1:50 pm

Excellent -thanks.
It's a great help to know what you are working on!

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