Aisan Carburetor Rebuild

PabloCruise

Hard Core 4+
Joined
Aug 23, 2005
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2,783
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Northern CO
gettting ready do this, fj? pighead and i are getting ready to do at least two, maybe his also. he got the build dates and i just have to order the kits now.

No, the 40 runs pretty well right now. Or it did before we started painting it!
I sent the carb to Jim C a few years ago, I think it was when I was putting the lift on it.
Rebuilding an Aisin carb just seems like something a 40/55 owner should know how to do, know what I mean? I went all through the FI system on the 3FE when it wasn't running right, so I feel comfortable with that set-up, but carbs seem a lot more complicated.
When do you think you will rebuild yours?
 

nuclearlemon

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Aug 23, 2005
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windy wyo
When do you think you will rebuild yours?

we'll get at least two of them done this winter. the one for the blue pig and the one for the 45. don't know when pighead will go through his. it works fine right now, so he may just set the kit aside for a rainy day.
 

simps80

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Jan 22, 2009
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Arvada, CO
Bump
Used this thread a lot over the years
One of the best
Considerably more detailed than the Toyota manuals

@RicardoJM


97F89595-6C55-480C-A5CC-966AF6710238.jpeg
 

LARGEONE

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Broomfield, CO
Legend
 

Cruisertrash

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Denver
I just want to say that over the years - even before I was a Rising Sun member - I’ve gone through this thread. It really is the gift that keeps on giving. We stand on the shoulders of those that came before us.

1968 40 carb torn down before work this morning:
3B49DC7C-BD68-49F0-9D10-846D6B5111CE.jpeg
 

Rzeppa

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Aug 24, 2005
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Kittredge CO, USA
I did not know that a 1968 was two barrel! I thought that was somewhere around 1970 or so. I learn something every day here! I have relied on Jim Chenoweth for all my carb stuff. My 1971, my 1976 and my (now sold and gone 1987 FJ60) carbs were all Jim C. carbs, I've done everything from diff rebuilds to engine rebuilds but never done a carb rebuild. Hats off to you Jim!
 

Cruisertrash

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Aug 18, 2020
Messages
2,863
Location
Denver
I did not know that a 1968 was two barrel! I thought that was somewhere around 1970 or so. I learn something every day here! I have relied on Jim Chenoweth for all my carb stuff. My 1971, my 1976 and my (now sold and gone 1987 FJ60) carbs were all Jim C. carbs, I've done everything from diff rebuilds to engine rebuilds but never done a carb rebuild. Hats off to you Jim!
Actually the date code is 1970. It’s going on my 1969 which is what I meant to type instead of 1968. 69 is when the changeover happened.
 

Rzeppa

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Aug 24, 2005
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8,710
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Kittredge CO, USA
Actually the date code is 1970. It’s going on my 1969 which is what I meant to type instead of 1968. 69 is when the changeover happened.

Haha! My 1971 has the "high performance" intake manifold from a 1969! Still has the outboard oil filter...
 

Cruisertrash

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Aug 18, 2020
Messages
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Denver
Haha! My 1971 has the "high performance" intake manifold from a 1969! Still has the outboard oil filter...
I also have the 1969-only “larger runner” intake. What difference does it make? Probably not much on a tractor motor. Looks cool though.
 
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