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ea81 / ea82 engine swapping question

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Say you had an '89 Loyale ea82 mpfi car with a bad engine rattle, probably a thrown rod.

 

Now, I have an ea81 engine from an '84 Brat. Would it be possible to swap into this Loyale and maintain all the engine electronics and mpfi that is already there?

 

I know the slight differences between the ea81 and ea82 flywheels.

Would this require anything, like a custom intake manifold to bolt the mpfi stuff to the ea81 heads?

the mpfi has dual port intake heads.

 

 

you can put any Ea82 block in with your intake and heads.

 

but using the mpfi on the EA81 isn't easily do-able.

 

unless you have a ea81 turbo engine laying around to take parts from.

  • Author

ok thanks

I just cut up one 84 Brat parts car,

and I have my 83 Brat that still drives- waiting for 5-speed swap to be started/completed (I just need a pressure plate/TOB)

And I was considering this '89 Loyale for sale for $200 with the engine problem..

ok thanks

I just cut up one 84 Brat parts car,

and I have my 83 Brat that still drives- waiting for 5-speed swap to be started/completed (I just need a pressure plate/TOB)

And I was considering this '89 Loyale for sale for $200 with the engine problem..

 

You know the ea82 might just be ticking it's tick. This is easily fixable and is caused by low oil pressure. If the "rod" you're talking about it have possibly been thrown is a "pushrod" as in a pushrod engine, you need not worry about that. I don't think any ea82s were OHV engines..

  • Author

sale pending with someone else on that car, but yeah owner just said in ad it was ticking bad sounded possibly like a thrown rod

 

good to know about possibilities though

a crunched rod bearing will be tons louder than a "tick"

Probably just lifters. Rod knock is a very violent sound and it changes pitch and frequency seemingly all by itself. Ticking is lifters - almost certainly.

 

GD

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