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22r Cylinder Head Question

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Old 12-04-2008, 05:17 PM
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22r Cylinder Head Question

I have a 81 22r engine that is carburated, will a cylinder head for 85 22r work on my engine?
Old 12-06-2008, 04:40 PM
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realistically speaking, no.
the 22r head changed with the introduction of EFI, but also had a carb'd counterpart so maybe it's possible.
However, even more relevent: beginning with the 85 model year, the block and head both were changed making it nearly impossible to use an 85 head on an earlier block. There were some 85's which used the earlier block and head in order to use up old stock, but in general it's easier to assume you cannot use an 85 head.
Old 12-06-2008, 04:45 PM
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check near the bottom of the 85 block and see if theres a little port with a cap over it, thats the easiest way to tell the difference
and the early head wont work on the late block like abe said
edit: Its down at the bottom in about the middle on the exhaust side

Last edited by algranger; 12-06-2008 at 04:49 PM.
Old 12-06-2008, 04:52 PM
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Originally Posted by algranger
check near the bottom of the 85 block and see if theres a little port with a cap over it, thats the easiest way to tell the difference. and the early head wont work on the late block like abe said
if the head came off of a block that looks like this (pay attention to the red circle), you will not be able to use the head on an early, pre '85 block.
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